# Seminars & Colloquia

For a list of past events click here.

**Spring 2019**

**Departmental Colloquium**

**Speaker: **Dr. Ying Su, Harbin Institute of Technology, China

**Date/Time: **Friday, July 26, 2019, 1:00p.m.

**Room: **HH-3017

**Title: **Hopf bifurcations in a two-patch Nicholson’s blowflies model with random dispersal

**Departmental Colloquium**

**Speaker: **Professor Jian Fang, Harbin Institute of Technology, China

**Date/Time: **Monday, July 22, 2019, 1:00p.m.

**Room: **HH-3017

**Title: **Non-monotonicity of traveling waves for an iterative system

**Departmental Colloquium**

**Speaker: **Professor Wan-Tong Li, Lanzhou University, China

**Date/Time: **Friday, July 19, 2019, 1:00p.m.

**Room: **HH-3017

**Titile: **Propagation Dynamics of Nonlocal Dispersal Equations

**Departmental Colloquium**

**Speaker:** Professor Yuanwei Qi, University of Central Florida, USA

**Date/Time: **Wednesday, July 17, 2019, 1:00p.m.

**Room: **HH-3017

**Title: **Traveling Waves of Some Reaction-Diffusion Systems:

Results and Open Questions

**Algebra Seminar**

**Speaker: **Mr.Abdallah Shihadeh, Memorial University

**Date/Time: **Wednesday, July 10, 2019, 1:oo0.m.

**Room:** HH-3017

**Title: **The Pauli graded modules

**Colloquium**

**Speaker: **Dr. Marcel Griesemer, Institute for Analysis, Dynamics and

Modeling University of Stuttgart, Germany

**Date/Time: **Wednesday, July 10, 2019, 2:00p.m.

**Room: **HH-3017

**Title: **Spectral Theory of the Fermi Polaron

**Seminar**

**Speaker: **Prof. Weizhang Huang, University of Kansas

**Time/Date: **Tuesday, May 28, 2019, 1:00p.m.

**Room: **SN-2041

** Title: **Phase-field modeling of brittle fracture

**CNASC Seminar**

**Speaker:** Leigh Herman, Memorial University

**Time/Date:** Tuesday, May 21, 2019 at 1pm

**Room:** SN-2041

**Title:** Deformations of Black Hole Horizons from Physical Interactions

**---**

**CNASC Seminar**

**Speaker:** Federico Danieli, Oxford, UK

**Time/Date:** Tuesday, May 14, 2019 at 1pm

**Room:** SN-2041

**Title: **Time Parallelisation with MGRIT

**---**

**CNASC Sem****inar**

**Speaker:** Dr. Matthias Bolten, University of Wuppertal

**Time/Date:** Tuesday, May 7, 2019 at 1pm

**Room:** SN-2041

**Title: **Numerical optimization of the probability of failure of ceramic components

**Winter 2019**

**MSc Thesis Seminar**

**Speaker:** Mr. Evan Kielley, Memorial University

**Time/Date:** Friday, April 26, 2019 at 2pm

**Room:** HH-3017

**Title: **Iceberg Drift Ensemble Forecasting

**---**

**CNASC Seminar**

**Speaker: **Dr. Yunhui He, Memorial University

**Time/Date:** Tuesday, April 23, 2019 at 1pm

**Room:** SN-2041

**Title:** An Introduction to Multigrid Methods

**---**

**CNASC Seminar**

**Speaker:** Ms. Joany Mariño, Memorial University

**Time/Date:** Tuesday, April 16, 2019 at 1pm

**Room:** HH-3017

**Title: **Formulation of a population model with physiological structure

**---**

**CNASC Seminar**

**Speaker:** Dr. James Jackaman, Memorial University

**Time/Date:** Tuesday, April 9, 2019 at 1pm

**Room:** AA-2071

**Title:** Wave dispersion properties of mixed finite element schemes for the shallow water equation

**---**

**Thesis Seminar**

**Speaker:** Mr. Abdallah Abdul Karim Shihadeh, Memorial University

**Time/Date:** Thursday, April 4, 2019 at 1pm

**Room:** HH-3017

**Title: **Graded modules over the simple Lie algebras

**---**

**Departmental Colloquium**

**Speaker:** Dr. Amir Babak Aazami, Clark University

**Time/Date:** Monday, April 1, 2019 at 2pm

**Room:** HH-3017

**Title:**Kähler metrics via Lorentzian geometry in dimension 4

**---**

**Thesis Seminar**

**Speaker:** Ms. Ruiwen Wu, Memorial University

**Time/Date:** Thursday, March 28, 2019 at 1pm

**Room:** HH-3017

**Title: **Evolution dynamics of some population models in heterogeneous environments

**---**

**CNASC Seminar**

**Speaker:** Mr. Rudiger Brecht, Memorial University

**Time/Date:** Tuesday, March 29, 2019 at 1pm

**Room:** HH-3017

**Title: **A Variational Integrator and its Derivation: Part 2

**---**

**Departmental Colloquium**

**Speaker:** Dr. Liguang Liu, Renmin University of China

**Time/Date:** Friday, March 29, 2019 at 1pm

**Room:** HH-3017

**Title: **A uniqueness principle for fractional p-Laplace inequality

**---**

**Graduate Seminar**

**Speaker:** Professor Hamid Usefi, Memorial University

**Time/Date:** March 21, 2019 at 1pm

**Room:** HH-3017

**Title: **Homomorphic Encryption

**---**

**CNASC Seminar**

**Speaker:** Mr. Abdalaziz Hamdan, Memorial University

**Time/Date:** Tuesday, March 19, 2019 at 1pm

**Room:** HH-3017

**Title: **A new mixed finite-element method for the biharmonic problem.

**---**

**Thesis Seminar**

**Speaker: **Ms. Lada Atamanchuk-Anhel, Memorial University

**Time/Date: **Thursday, March 14, 2019 at 1pm

**Room: **HH-3017

**Title: **Conservation laws of one-dimensional shallow water equation

**---**

**CNASC Seminar**

**Speaker: **Mr. Oliver Krzysik, Monash Universtiy, Australia

**Time/Date: **Tuesday, March 12, 2019 at 1pm

**Room: **HH-3017

**Title: **Parallel Time Integration of Linear PDEs with Multigrid Method

**---**

**Graduate Seminar**

**Speaker: **Professor Marco Merkli, Memorial University

**Time/Date: **March 7, 2019 at 1pm

**Room: **HH-3017

**Title: **The uncertainty principle in quantum theory

**---**

**Numerical Analysis and Scientific Computing Seminar**

**Speaker: **Mr. Rudiger Brecht, Memorial University

**Time/Date: **Tuesday, March 5, 2019 at 1pm

**Room: **HH-3017

**Title: **A Variational Integrator and its Derivation (Part 1)

**---**

**Thesis Seminar**

**Speaker: **Ms. Nataliia Poltavets, Memorial University

**Time/Date: **Thursday, February 1, 2019 at 1pm

**Room: **HH-3017

**Title: **The equivalence group of one-dimensional shallow water equations

**---**

**Departmental Colloquium**

**Speaker: **Dr. Tailei Zhang, Chang'an University, China

**Time/Date: **Friday, March 1, 2019 at 1pm

**Room:** HH-3017

**Title: **Mathematical Modeling and Analysis of the Transmission Dynamics of HIV/AIDS Epidemic

**Algebra Seminar**

**Speaker:** Professor Tom Baird, Memorial University

**Time/Date:** Wednesday, February 20, 2019 at 2pm

**Room:** HH-3017

**Title:** Representation varieties, point counting, and characters of finite general linear groups Part 2

**---**

**Graduate Seminar**

**Speaker:** Professors Deping Ye and Danny Dyer, Memorial University

**Time/Date:** Thursday, February 14, 2019 at 1pm

**Room:** HH-3017

**Title: **Educational talks on graduate students' teaching and presentation

**---**

**Algebra Seminar**

**Speaker:** Professor Tom Baird, Memorial University

**Time/Date:** Wednesday, February 13, 2019 at 1pm

**Room:** HH-3017

**Title:** Representation varieties, point counting, and characters of finite general linear groups

**---**

**Algebra Seminar**

**Speaker:** Mr. Abdallah Shihadeh, Memorial University

**Time/Date:** Thursday, February 7, 2019 at 2pm

**Room:** SN-4040

**Title: **Torsion-free sl(2)-modules of rank 2

**---**

**Graduate Seminar**

**Speaker:**** **Professor Mikhail Kotchetov, Memorial University

**Time/Date:** Thursday, February 7, 2019 at 1pm

**Room:** HH-3017

**Title: **Composition algebras and related groups

**---**

**Graduate Seminar**

**Speaker:** Ms. Guoli Xia, Memorial University

**Time/Date:** Thursday, January 31, 2019 at 1pm

**Room:** HH-3017

**Title: **When is every linear transformation a sum of an idempotent one and a locally nilpotent one?

**---**

**Graduate Seminar**

**Speaker: **Professor David Pike, Memorial University

**Time/Date: **Thursday, January 24, 2019 at 1pm

**Room: **HH-3017

**Title: **Connectivity in Hypergraphs

**---**

**Departmental Colloquium**

**Speaker: **Dr. Vyacheslav Futorny, University of São Paulo

**Time/Date: **Monday, Jnauary 21, 2019 at 2pm

**Room: **HH3017

**Title: **Representation Theory from A to Z

**---**

**Algebra Seminar**

**Speaker: **Mr. Cameron Ruether, University of Ottawa

**Time/Date:** Wednesday, January 23, 2019 at 1pm

**Room:** HH-3017

**Title: **Rost Mulitpliers of Kronecker tensor products

**---**

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr. James Jackaman, Memorial University

**Time/Date: **Tuesday, January 22, 2019 at 1pm

**Room: **HH-3017

**Title: **Conservatie Galerkin methods as adaptive algorithms for Hamiltonian PDEs

**---**

**Graduate Seminar**

**Speaker:** Sudan Xing, Memorial University

**Time/Date:** Thursday, January 17, 2019 at 1pm

**Room:** HH-3017

**Title:**The polar dual Orlicz-Minkowski problem

**---**

**Graduate Seminar**

**Speaker: **Professor Deping Ye, Memorial University

**Date/Time:** Thursday, January 10, 2019 at 1pm

**Room: **HH-3017

**Title:**General volumes in the Orlicz-Brunn-Minkowski theory and a related Minkowski problem

**---**

**Fall 2018**

**Computational Applied Mathematics Seminar**

**Speaker: **Dr. Stefan Wild, Argonne National Library

**Date/Time:** Monday, December 10, 2018 at 1pm

**Room:** EN-2022

**Title: **Exploiting Structure in Derivative-Free Nonlinear Optimization

**---**

**Algebra Seminar**

**Speaker:** Mr. Abdallah Shihadeh, Memorial University

**Date/Time:** Wednesday, November 28, 2018 at 1pm

**Room:** HH-3017

**Title: **Examples of graded simple torsion-free sl_2(C)-modules of rank 2

**---**

**Graduate Seminar**

**Speaker: **Professor Jahrul Alam, Memorial University

**Date/Time: **Thursday, November 29, 2018 at 1pm

**Room: **HH-3017

**Title: **A numerical study of atmospheric turbulenc around wind farms

**---**

**Graduate Seminar**

**Speaker: **Professor Jie Xiao, Memorial University

**Date/Time:** Thursday, November 22, 2018 at 1pm

**Room:** HH-3017

**Title: **Transport Equation in Besov or Q Space

**---**

**Departmental Colloquium**

**Speaker: **Dr. Yu Jin, University of Nebraska-Lincoln, USA

**Date/Time: **Monday, November 26, 2018 at 2pm

**Room: **HH-3017

**Title: **Population Persistence and Spread in river Environments

**---**

**Algebra Seminar**

**Speaker: **Dr. Yuri Bahturin, Memorial University

**Date/Time: **Wednesday, November 14, 2018 at 1pm

**Room: **HH-3017

**Title: **Graded Fields II

**---**

**Graduate Seminar**

**Speaker:** Dr. Hari Kunduri

**Date/Time:** Thursday, November 15, 2018 at 1pm

**Room:** HH-3017

**Title: **Variational Problems in Geometry

**---**

**Graduate Seminar**

**Speaker:** Stanislav Opanasenko, Memorial University

**Date/Time:** Thursday, November 8, 1pm

**Room:** HH-3017

**Title: **H-principle

**---**

**Algebra Seminar**

**Speaker: **Dr. Yuri Bahturin, Memorial University

**Date/Time: **Wednesday, October 31, 2018 at 1pm

**Room: **HH-3017

**Title: **Graded Fields

**---**

**Graduate Seminar**

**Speaker:** Nasser Heydari, Memorial University

**Date/Time:** Thursday, November 1, 2018 at 1pm

**Room:** HH-3017

**Title: **Vector Bundles: A Geometric Introduction

**---**

**Graduate Seminar**

**Speaker:** Yorck Sommerhäuser, Memorial University

**Date/Time:** Thursday, October 25, 2018

**Room:** HH-3017

**Title: **What is Hopf algebra?

**---**

**Graduate Seminar**

**Speaker: **Dr. Ron Haynes, Memorial University

**Time/Date:** Thursday, October 18th, 2018 at 1pm

**Room: **HH-3017

**Title: **Parallel methods for PDE based mesh generation and other nonlinear problems

**---**

**Graduate Seminar**

**Speaker:** Dr. Qingzhong Huang, Memorial University

**Time/Date:** Thursday, October 4, 2018 at 1pm

**Room:** HH-3017

**Title: **The Minkowski problem and its functional counterpart

**---**

**Graduate Seminar**

**Speaker: **Sudan Xing, Memorial University

**Time/Date: **Thursday, September 27, 2018 at 1pm

**Room: **HH-3017

**Title: **The general dual Orlicz-Minkowski problem for increasing functions

**---**

**Graduate Seminar**

**Speaker: ** Professor Tom Baird, Memorial University

**Time/Date: **Thursday, September 20th, 2018 at 1pm

**Room: **HH-3017

**Title: **An Analytic Introduction To Algebraic Topology

**---**

**Algebra Seminar**

**Speaker: **Louisa Catalano, Kent State University (USA)

**Time/Date: **Wednesday, September 12, 2018 at 10:30am

**Room: **Arts-1045

**Title: **Maps Charachterized By Action On Equal Products

**---**

**Departmental Colloquium**

**Speaker:** Dr. Michael L. Overton, Courant Institute of Mathematical Sciences, NYU

**Time/Date:** Wednesday, September 12, 2018 at 2pm

**Room:** HH-3017

**Title: **Nonsmooth, Nonconvex Optimazatin: Algorithms and Examples

**Spring 2018**

**Departmental Colloquium**

**Speaker:** Dr. Mohammad El Smally, University of New Brunswick, Fredericton

**Time/Date: **Wednesday, August 29, 2018, 2:00p.m.

**Room:** HH-3017

**Title: **Curved fronts in heterogeneous media

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**Departmental Colloquium**

**Speaker:** Dr. Zhongwei Shen, University of Alberta

**Time/Date:** August 27, 2018, 2:00p.m.

**Room:** HH-3017

**Title:**Front Propagation Phenomena in Heterogeneous Environment

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**Departmental Colloquium**

**Speaker: **Dr. Etienne Farcot, University of Nottingham, UK

**Time/Date: **August 23, 2018, 2:00p.m.

**Room: **HH-3017

**Title: **From gene networks to cyber-security

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**Departmental Colloquium**

**Speaker:** Dr. Ashish K. Srivastava, St. Louis University

**Tme/Date:** August 23, 2018, 3:00p.m.

**Room:** HH-3017

**Title: **An approach toward supersymmetric cluster algebras

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**Departmental Colloquium**

**Speaker: **Dr. Xiaomei Feng, Yun Cheng University, China

**Time/Date: **August 20, 2018, 2:00p.m.

**Room: **HH-3017

**Title: **Modelling and Analyzing Virus Mutation Dynamics of Chikungunya Outbreaks

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**Departmental Colloquium**

**Speaker:** Dr. Feng-Bin Wang, Chang Gung University, Taiwan

**Time/Date:** Monday, August 13, 2018 at 2pm

**Room:** HH-3017

**Title: **Global Dynamics of an Unstirred Chemostat System

Modeling the Intraguild Predation and Internal Storage

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**Analysis Seminar**

**Speaker: **Dr. Ping Zhou, St. Francis Xavier University

**Time/Date: **August 13, 2018 at 10am

**Room: **HH-3017

**Title: **Some Arithmetical Results on Certain Multivariate Power Series

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**Departmental Colloquium**

**Speaker: **Dr. Xiongxiong Bao, Changàn University, China

**Time/Date: **Friday, August 10, 2018 at 2pm

**Room: **HH-3017

**Title: **Spreading Speeds and Linear Determinacy of Time Dependent Diffusive Cooperative/Competitive Systems

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**Distinguished Colloquium**

**Speaker: **George Bluman, University of British Columbia

**Time/Date: **Tuesday, June 19, 2018 at 1pm

**Room: **HH-3017

**Title: **Direct Construction of Conservation Laws and Connections between Symmetries and CLs

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**Thesis Seminar**

**Speaker: **Yunhui He, Memorial University

**Time/Date:** Thursday, May 17, 2018 at 2pm

**Room:** HH-3017

**Title: **Local Fourier Analysis for Saddle-Point Problems

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**Computational and Applied Mathematics Seminar**

**Speaker:** Dr. Niall Madden, National University of Ireland, Galway

**Time/Date:** Thursday, May 17, 2018 at 2pm

**Room:** HH-3017

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**Computational and Applied Mathematics Seminar**

**Speaker: **Prof. Torsten Linß, FernUniversität in Hagen, Germany

**Time/Date:** Monday, May 7, 2018 at 1pm

**Room:** HH-3017

**Title: **On systems of singularly perturbed problems and their robust numerical approximation

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**Winter 2018**

**Algebra Seminar**

**Speaker:** Felipe Yukihide Yasumuara, State University of Campinas (Brazil) and Memorial University

**Time/Date:** Wednesday, April 11, 2018 at 1pm

**Room:** HH-3017

**Title: **Do polynomial identities distinguish simple algebras? Part (II)

**Algebra Seminar**

**Speaker:** Alexander Bihlo, Memorial University

**Date/Time:** Thursday, April 5, 2018 at 1pm

**Room:** HH-3017

**Title: **Exactly conservative discretization schemes for dynamical systems

**Algebra Seminar**

**Speaker: **Felipe Yukihide Yasumuara, State University of Campinas (Brazil) and Memorial University

**Time/Date: **Wednesday, April 4, 2018 at 2pm

**Room: **HH-3017

**Title: **Do polynomial identities distinguish simple algebras?

**Geometry Seminar**

**Speaker:** Shivam Arora

**Time/Date:** Monday, April 2, 2018 at 1pm

**Room:** HH-3013

**Title: **Hyperbolic Groups

**Graduate Seminar**

**Speaker:** Sudan Xing

**Time/Date:** Thursday, March 29, 2018 at 1pm

**Room:** HH-3017

**Title: **The general dual Orlicz-Minkowski problem

**Algebra Seminar**

**Speaker:** Alexander Bihlo, Memorial University

**Date/Time:** Wednesday, March 28, 2018 at 1pm

**Room:** HH-3017

**Title: **Invariant discretization beyond finite differences

**Graduate Seminar**

**Speaker: **Mr. Nico Lombardi

**Time/Date: **Thursday, March 22, 2018 at 1pm

**Room: **HH-3017

**Title: **Valuations theory on function spaces

**Thesis Seminar**

**Speaker: **Caio De Naday Hornhardt, Memorial University

**Date/Time: **Thursday, March 15, 2018 at 1pm

**Room: **HH-3017

**Title: **Group Gradings on Simple Lie Superalgebras

**Geometry Seminar**

**Speaker:** Dr. Hari Kunduri

**Date/Time:** Monday, March 19, 2018 at 1pm

**Room:** HH-3013

**Title:**Uniqueness theorems for static solutions of the Einstein-Maxwell system

**Algebra Seminar**

**Speaker: **Yiqiang Zhou, Memorial University

**Date/Time: **Wednesday, March 14, 2018 at 2pm

**Room: **HH-3017

**Title: **An embedding theorem on triangular matrix rings

**Graduate Seminar**

**Speaker: **Scott MacLachlan, Memorial University

**Date/Time: **Thursday, March 8, 2018 at 1pm

**Room: **HH-3017

**Title: **Finite-Element Modeling of Liquid Crystal Equilibria

**Departmental Colloquium**

**Speaker: **Boualem Khouider, University of Victoria

**Date/Time: **Friday, March 23, 2018 at 1pm

**Room: **HH-3017

**Geometry Seminar**

**Speaker: **Dr. Hari Kunduri

**Date/Time: **Monday, March 12, 2018 at 1pm

**Room: **HH-3013

**Title: **Uniqueness theorems for static solutions of the Einstein-Maxwell system

**Thesis Seminar**

**Speaker: **Mr. Hua Nguyen

**Date/Time: **Thursday, March 1, 2018 at 1pm

**Room:** HH-3017

**Title: **Rings whose Cyclics Have a Certain Property

**Algebra Seminar**

**Speaker: **Mr. Caio De Naday Hornhardt, MUN

**Date/Time: **Wednesday, Feb 28, 2018, 1:00p.m.

**Room: **HH-3017

**Title: ** Group gradings on the simple Lie superalgebras A(n, n)

**Departmental Colloquium**

**Speaker: **Dr. Xueying Wang Washington State University, USA

**Date/Time: **Tuesday, February 20, 2018, 1:00p.m.

**Room: **HH-3017

**Title:** Epidemic Dynamics of Cholera in Non-homogeneous Environments

**Graduate Seminar**

**Speaker: **Nasser Heydari, Memorial University

**Date/Time: **Thursday, February 15, 2018 at 1pm

**Room: **HH-3017

**Title: **Intuitive Topology

**Algebra Seminar**

**Speaker: **Dr. Mikhail Kotchetov, Memorial University

**Date/Time: **Wednesday, Feb 14, 2018. 1:00p.m.

**Room: **HH-3017

**Title: **Lie algebras of type D4 and triality (conclusion)

**Geometry Seminar**

**Speaker:** Thomas Baird, Memorial University

**Date/Time:** Monday, February 5, 2018 at 1pm

**Room:** HH-3013

**Title:**Moduli spaces of vector bundles over a hyperelliptic curve and quadric intersections II

**Graduate Seminar**

**Speaker: **Dr. H. K. Kunduri, MUN

**Date/Time: **Thursday, Feb 1, 2018, 1:00p.m.

**Room: **HH-3017

**Title: **Initial value formulation of general relativity

**Algebra Seminar**

**Speaker: **Mikhail Kotchetov, Memorial University

**Date/Time:** Wednesday, January 31, 2018 at 1pm

**Room:** HH-3017

**Title: **Lie algebras of type D4 and triality (continued)

**Thesis Seminar**

**Speaker: **Oleg Ogandzhanyants

**Date/Time: **Thursday, January 25, 2018 at 1pm

**Room: **HH-3017

**Title: **Strong Skolem Starters

**Geometry Seminar**

**Speaker: **Thomas Baird, Memorial University

**Date/Time: **Monday, January 29, 1pm

**Room: **HH-3013

**Title: **Moduli spaces of vector bundles over a hyperelliptic curve and quadric intersections

**Algebra Seminar**

**Speaker: **Dr. Mikhail Kotchetov

**Date/Time: **Wednesday, January 24, 1pm

**Room: **HH-3017

**Title: **Lie algebras of type D4 and triality

**Thesis Seminar**

**Speaker: **Jinjun Tong, Memorial University

**Date/Time: **Monday, January 22, 1pm

**Room: **HH-3017

**Title: **Time series and state space model with $\alpha$-stable error and generalized extreme value marginals

**Graduate Seminar**

**Speaker: **Stanislav Opanasenko, Memorial University

**Date/Time: **Thursday, January 18, 1pm

**Room: **HH-3017

**Title: **Lie pseudogroups

**Departmental Colloquium**

**Speaker: **Prof. Matthias Bolten, Bergische Universität Wuppertal

**Date/Time:** Tuesday, January 23, 1:00p.m.

**Room:** HH-3017

**Title: **Multigrid methods for structured grids on large-scale supercomputers

**Thesis and Graduate Seminar**

**Speaker: **Belal Al-Khamaiseh, Memorial University of Newfoundland

**Date/Time: **Thursday, January 11, 1pm

**Room: **HH-3017

**Departmental Colloquium**

**Speaker: **Dr. Chufen Wu, Foshan University, China

**Date/Time:** Friday, January 12, 1:00p.m.

**Room:** HH-3017

**Title: **Spatial dynamics of a stage-structured SEIRM epidemic

model with latent period

**Fall 2017**

**Algebra Seminar**

**Speaker:** Eugene Chibrikov, Memorial University

**Date/Time:** 1pm, Wednesday December 13, 2017

**Room:** HH-3017

**Title: **The Algorithm for Identifying and Representing

Treatment Exposure Patterns

**Graduate Seminar**

**Speaker:** Dr. Eduardo Martinez-Pedroza, Memorial University

**Date/Time:** Thursday, November 30, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Coarse geometry of Groups

**Graduate Seminar**

**Speaker:** Ruiwen Wu, Memorial University

**Date/Time:** Thursday, November 23, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Propagation Dynamics for a Spatially Periodic Integrodifference

Competition Model

**Graduate Seminar**

**Speaker:** Stanislav Opanasenko, Memorial University

**Date/Time:** Thursday, November 16, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Geometry of Jet Spaces

**Departmental Colloquium**

**Speaker:** Darcy Hallett, Memorial University

**Date/Time:** Friday, November 17, 1:00p.m.

**Room:** HH-3017

**Title: **How Mathematical Cognition Research Informs The

Conceptual-Procedural Debate in Math Education

**Graduate Seminar**

**Speaker:** Isam Matter Ahmad Al-Darabsah, Memorial University

**Date/Time:** Thursday, November 9, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Time Delayed Models in Population Biology and Epidemiology

**Graduate Seminar**

**Speaker:** Nasser Heydari, Memorial University

**Date/Time:** Thursday, November 2, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Equivariant Perfection in Real Symplectic Geometry

**Algebra Seminar**

**Speaker:** Yorck Sommerhäuser, Memorial University

**Date/Time:** Wednesday Npvember 1, 2017

**Room:** HH-3017

**Title: **Extensions of Yetter-Drinfel'd Hopf Algebras

**Graduate Seminar**

**Speaker:** Farej Omer, Memorial University

**Date/Time:** Thursday, October 26, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Starter Sequences; Generalizations and Applications

**Graduate Seminar**

**Speaker: **Helen Samara Dos Santos, Memorial University

**Date/Time: **Thursday, October 19, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Group gradings on superalgebras

** Departmental Colloquium**

**Speaker: **Alain Joye, University Grenoble Alpes, France

**Date/Time: **Tuesday, Oct 17, 2:00p.m.

**Room: **HH-3017

**Title: **Chirality induced Interface Currents in the Chalker Coddington Model

**Graduate Seminar**

**Speaker:** Dr. Graham Cox, Memorial University

**Date/Time:** Thursday, Oct 5, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **A symplectic approach to selfadjoint eigenvalie problems

**Departmental Colloquium**

**Speaker: **Dr. Mark Penney, University of Oxford

**Date/Time: **Friday, Oct 6, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Topological quantum field theory: A link between topology and algebra

**Graduate Seminar**

**Speaker: **Mr. Subhendu Paul

**Date/Time: **Thursday, September 28, 2017 at 1pm

**Room: **HH-3017

**Title: **Three-spin Heisenberg-XX chain in open quantum system

**Colloquium**

**Speaker: **Dr. Roman Popovych, Wolfgang Pauli Institute, Vienna Austria

**Date/Time: **Friday, September 21, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Equivalence groups and equivalence groupoids of classes of differential equations

**Graduate Seminar**

**Speaker: **Sudan Xing, Memorial University

**Date/Time: **Thursday, September 21, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **The dual Orlicz-Minkowski Problem

**Seminar**

**Speaker: **Dr. Stephanie Friedhoff, Bergische Universität Wuppertal

**Date/Time: **Thursday, September 21, 2017 at 2pm

**Room:** HH-3017

**Title: **Using multigrid reduction techniques for parallel-in-time integration

**Departmental Colloquium**

**Speaker:** Mr. Nicolas Boullé, Ecole Normale Supérieure

**Date/Time:** Tuesday, August 12, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Bifurcation analysis with symmetry groups

**Spring 2017**

**Departmental Colloquium**

**Speaker:** Dr. Juan Zhang, Shanxi University, China

**Date/Time:** Tuesday, August 29, 2017, 2:00p.m.

**Room:** HH-3017

**Title: **Analysis and Application in a Dynamical Switching Model with Environment Transmission

**Departmental Colloquium**

**Speaker: **Dr. Jian Fang, Harbin Institute of Technology, China

**Date/Time:** Friday, August 11, 2017, 2:00p.m.

**Room:** HH-3017

**Title:** Propagation Dynamics for Several Types of Evolution Systems

**Graduate Seminar**

Speaker: Jiajia Yue, Memorial University

Date/Time: Thursday, Aug 10, 2017, 2:00p.m.

Room: HH-3017

Title: A Power Comparison of Robust Tests for Monotonic Trends in Recurrent Event Processes

**Departmental Colloquium**

**Speaker:** Dr. Yujin Lou, The Hong Kong Polytechnic University, China

**Date/Time:** Friday, August 4, 2017, 2:00p.m.

**Room:** HH-3017

**Title: **Modelling Diapause in Mosquito Growth

**MSc Thesis Seminar**

**Speaker:** Selvakkadunko Selvaratnam, Memorial University

**Date/Time:** Friday, July 7, 2017, 9:30a.m.

**Room:** HH-3017

**Title:**Statistical Inference for Response-Adaptive Designs in Multi-Center Clinical Trials

** **

**Seminar**

**Speaker: **Elsa Cardoso–Bihlo , University of Victoria

**Date/Time: **June 26, 2017 at 2pm

**Room:** HH-3017

**Title: **Parameterization schemes with symmetry properties

**MSc Thesis Seminar**

**Speaker:** Bradley Creelman, Memorial University

**Date/Time:** Wednesday, June 28, 2017, 2:00p.m.

**Room:** HH-3017

**Title: **Using Spacetime Surgeries to Model Null Fluids and Null Fluid Radiation

**MSc Thesis Seminar**

**Speaker:** Terry Lin, Memorial University

**Date/Time:** Monday, June 26, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Two-phase outcome-dependent sampling wth bivariate sequential survival data

**MSc Thesis Seminar**

**Speaker:** Stanislav Opanasenko, Memorial University

**Date/Time:** Friday, June 2, 2017, 12:00p.m.

**Room:** HH-3017

**Title:** Extended symmetry analysis of isothermal no-slip drift flux model

**MSc Thesis Seminar**

**Speaker: **Levi Pike, Memorial University

**Date/Time: ** Friday, June 2, 2017, 11:00p.m., HH3017

**Room: **HH-3017

**Title: **A Performance Analysis of Multivariate Nonparametric Control Charts

**Seminar**

**Speaker: **Dr. Laura Turner, Department of Mathematics, Monmouth University

**Date/Time: **Friday, May 26, 2017, 12:30p.m.

**Room: **HH-3017

**Title: **The origins of the Krieger-Nelson Prize Lectureship

**Seminar **

**Speaker:** Dr. Francis Valiquette, State University of New York

**Date/Time: **Thursday, May 25, 2017, 2:00p.m.

**Room: **HH-3017

**Title: **Equivariant Moving Frames and Symmetry Reduction of Ordinary Differential Equations

**Colloquium**

**Speaker: **Mr. Shaoxiong Hou, Memorial University

**Date/Time: **Friday, May 12, 2017 at 1pm

**Room: **HH-3015

**Title: **Mixed Volumes and Anisotropic Potentials

**Combinatorics Seminar**

**Speaker: **Dr. Rebecca Milley, Grenfell Campus, Memorial University

**Date/Time: **Thursday, May 4, 2017 at 1pm

**Room: **HH-3017

**Title: **Open problems in misere game theory

**Winter 2017**

**Departmental Colloquium**

**Speaker: ** Dr. Peiluan Li, Henan University of Science and Technology, China

**Date/Time: **Thursday, April 18, 2017, 3:00p.m.

**Room: **HH-3017

**Title: **Solutions for Impulsive Fractional Differential

Equations via Variational Methods

**Graduate Seminar**

**Speaker: **Mr. Alireza Rafiya, Memorial University

**Time/Date: **April 6, 2017 at 2pm

**Room: **HH-3017

**Title: **Self-consistent Approximation in Quantum Mechanics

**Honours Presentation**

**Speaker: **First Speaker: Noah MacAulay, Memorial University; Second Speaker: Bryan Kettle, Memorial University

**Date/Time: **Thursday, April 6, 2017 at 10am

**Room: **HH3017

** Graduate Seminar**

**Speaker: **First Speaker: Hau Nguyen, Memorial University; Second Speaker Bilal Uddin, Memorial University

**Date/Time:** Thursday, March 30, 2017, 1:00p.m.

**Room:** HH-3017

**Departmental Colloquium**

**CANCELLED**

**Speaker: **Professor Alexander Koldobsky, University of Missouri-Columbia, USA

**Date/Time: **Friday, march 31, 2017 at 2:00pm

**Room: **HH-3017

**Title: **Slicing nequalities for measures of convex bodies

**Graduate Seminar**

**Speaker: **First Speaker: Svea Mierach,Memorial University; Second Speaker: Subhendu Paul,Memorial University

**Date/Time: **Thursday, March 23, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Introduction to Categories; Light harvesting in organic solar cell

**Applied Dynamical Systems Seminar**

**Speaker: **Isam All-Darabsah, Memorial University

**Date/Time:** Tuesday, March 28, 2017 at 1pm

**Room:** HH-3017

**Title: **A Periodic Disease Transmission Model with Asymptomatic Carriage and Latency Periods

**Graduate Seminar**

**Speaker:** First Speaker: Fuxiang Li,Memorial University, Second Speaker: Nasser Heydari

Memorial University

**Room: **HH-3017

**Date/Time: **Thursday, March 16, 2017, 1:00p.m.

**Algebra Seminar**

**Speaker: **Helen Dos Santos, Memorial University

**Room: **HH-3017

**Date/Time: **Wednesday, March 15, 2017 at 1pm

**Title: **Group Gradings on the Associative Superalgebra Mmn and on the Lie superalgebras Pn and Amn

**Graduate Seminar**

**Speaker: (2 speakers)** First Speaker: Razan Abu-Ladeh

Memorial University, Second Speaker: Zhe Huang, Memorial University

**Date/Time:** Thursday, March 9, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Introduction to Multigrid Methods

Dark Solitons of (2+1)-dimensional Gross-Pitaevskii Equation

with Spatially-periodic External Potential

**Departmental Colloquium**

**Speaker: **Dr. Frithjof Lutscher, University of Ottawa

**Date/Time: **Friday, March 10, 2017, 2:00p.m.

**Room: **HH-3017

**Title: **Behavioural responses to resource heterogeneity can accelerate biological invasion

**Graduate Seminar**

**Speaker: ** Ahmad Alhasanat, Memorial University

**Date/Time: **Thursday, March 2, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Dynamics in Some Partial Differential Models

**Algebra Seminar**

**Speaker: **Caio De Naday Horndardt

**Date/Time: **Wednesday, March 1, 2017 at 1pm

**Room: **HH3017

**Title: **Group Gradings on Matrix Superalgebras

**Seminar**

**Speaker: **Dr. Aaron Zimmerman

Canadian Institute for Theoretical Astrophysics (CITA)

**Date/Time: **Thursday, March 2, 2017, 3:30p.m.

**Room: **SN2105

**Title: **The final ringdown of black holes and the first detection of gravitational waves

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. Zhenguo Bai, Xidian Universiyt, Xi'an, China

**Date/Time:** Tuesday, February 28, 2017 at 1pm

**Room: HH-3017**

**Title: **A reation-diffusion malaria model with seasonality and incubation period

**Applied Dynamical Systems Seminar**

**Speaker:** Lei Zhang, MUN / University of Science and Technology of China

**Date/Time:** Tuesday, February 21, 2017 at 1pm

**Room:** HH-3017

**Title: **The Principal Eigenvalue for Degenerate Periodic Reaction-Diffusion Systems

**Graduate Seminar**

**Speaker: **Mr. Ibrahem Al-Jabea, Memorial University

**Date/Time: **Thursday, Feb 16, 2017, 1:00p.m.

**Room:** HH-3017

**Title: **Fibre bundles and equivariant cohomolog

**Graduate Seminar**

**Speaker: **Mr. Andrew Rose, Memorial University

**Date/Time: **Thursday, February 9, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Adaptive Mesh Methods

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. P. Li

**Date/Time:** Tuesday, February 7, 2017 at 1pm

**Room:** HH-3017

**Title: **The boundary value problems for a coupled system of fractional differential equations

**Graduate Seminar**

**Speaker: **Maike Zinterl, Memorial University

**Date/Time: **Thursday, Feb 2, 2017, 1:00p.m.

**Room: **HH-3017

**Title: **Exterior Calculus and Maxwell's Equations

**Algebra Seminar**

**Speaker:** Svea Mierach, Memorial University of Newfoundland

**Date/Time:** Wednesday, Feb 1, 2017, 1:00p.m.

**Room:** HH-3017

**Title:** Hopf Algebras, Cohomology and the Modular Group II

**Algebra Seminar**

**Speaker:** Svea Mierach, Memorial University

**Date/Time:** Wednesday, January 25, 2017 at 1pm

**Room:** HH-3017

**Title: ** Hopf Algebras, Cohomology and the Modular Group I

**Applied Dynamical Systems Seminar**

**Speaker: **Ms. Xiunan Wang

**Date/Time: **Tuesday, January 24, 2017 at 1pm

**Room: **HH-3013

**Title: **Malaria Transmission Model with Temperature-dependent Incubation period

**Algebra Seminar**

**Speaker: **Yorck Sommerhäuser, Memorial University

**Date/Time: **Wednesday, January 18, 2016

**Room: **HH-3017

**Title:**The Modular Group and its Presentations

** **

**Graduate Seminar**

**Speaker: **Mr. Johnathan Lee, Memorial University

**Date/Time: **Thursday, 1:00p.m., January 12, 2017

**Room: **HH-3017

**Title: ** Construction of the Lamplighter Group

** **

**Departmental Colloquium**

**Speaker:** Dr. Etienne Farcot, University of Nottingham, UK

**Date/Time:** Tuesday, January 10, 2017

**Room:** HH-3017

**Title:** Mathematical models of auxin driven patterning in plants-new results and some questions

**Fall 2016**

**Mathematics Graduate Seminar**

**Speaker: **Dr. Aras Erzurumluoglu, Memorial University

**Date/Time: **Thrusday, December 1, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **... and Justice for All: Vertex-equalized edge-colourings

and other fair edge-colourings

**Departmental Colloquium**

**Speaker: **Dr. Stephen Barreto, Padre Conceicao College of Engineering, Goa, India

**Date/Time: **Friday, December 2, 2016, 3:00p.m.

**Room: **HH-3017

**Title: **Disordered Fermion Systems on a Lattice

**Departmental Colloquium**

**Speaker:** Dr. Yanling Tian, South China Normal University, China

**Date/Time:** Friday, December 2, 2016, 2:00p.m.

**Room:** HH-3017

**Title:** Asymptotic Behaviour and Travelling Waves for Reaction and Diffusion Systems with Nonlocal Delays

**Applied Dynamical Systems Seminar**

**Speaker:** Mr. Abdou Moutalab Fofana, Memorial University

**Date/Time:** Wednesday, November 30, 2016, 2:00p.m.

**Room:** HH-3017

Algebra Seminar

**Speaker: **Mikhail Kotchetov, Memorial University

**Date/Time: **November 30, 2016 at 1pm

**Room: **HH-3017

**Title: **Graded-simple algebras and modules via the loop construction

**Mathematics Graduate Seminar**

**Speaker: **Dr. Marco Merkli, Memorial University

**Date/Time: **Thbursday, November 24, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **The Heisenberg uncertainty principle

**Algebra Seminar**

**Speaker:** Yorck Sommerhäuser, Memorial University

**Date/Time:** November 23, 2016 at 1pm

**Room:** HH-3017

**Title:**Yetter-Drinfel'd Hopf Algebras and Their Associated Algebras II

**Departmental Colloquium**

**Speaker: **Dr. Werner Bauer, Imperial College, London, UK

**Date/Time: **Tuesday, November 29, 2016 at 1pm

**Room: **HH-3017

**Title: **Variational integrators fro anelastic and pseudo-incompressible flows.

**Applied Dynamical Systems Seminar**

**Speaker: **Mr. Ahmad Alhasanat, Memorial University

**Date/Time: **Wednesday, November 23, 2016, 2:00p.m.

**Room: **HH-3017

**Title: **Stability and speed selection of traveling waves to a two-species competition mode

**Graduate Seminar**

**Speaker: **Dr. C. Ou, Memorial University

**Date/Time:** Thursday, Novemer 17, 2016, 1:00p.m.

**Room:** HH-3017

**Title: **Asymptotic Analysis of the Perturbed

Poisson Boltzmann Equation on Unbounded Domains

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Juan Zhang, Shanxi University, China

**Date/Time: **Wednesday, November 16, 2016, 2:00p.m.

**Room: **HH-3017

**Title: **Analysis of H7N9 avian flu transmission via the dynamical systems approach

**Algebra Seminar**

**Speaker: **Yorck Sommerhäuser, Memorial University

**Date/Time: **November 16, 2016 at 1pm

**Room: **HH-3017

**Title: **Yetter-Drinfel'd Hopf Algebras and Their Associated Algebras I

** **

**Mathematics Graduate Seminar**

**Speaker:** Dr. Kunduri, Memorial University

**Date/Time:** Thursday, November 10, 2016, 1:00p.m.

**Room**: HH-3017

**Title: **Variational Methods in Mathematical Physics

**Departmental Colloquium**

**Speaker:** Dr. Haitao Song, Shanxi University, China

**Date/Time:** Friday, November 10, 2016 at 4pm

**Room:** HH3017

**Title:**Is there a risk of Chikungunya outbreak with autochthonous transmissions in Canada

**Algebra Seminar**

**Speaker: **Dr. Yuri Bahturin, Memorial University

**Date/Time: **Wednesday, November 2, 2016, 21:00p.m.

**Room: **HH-3017

**Title: **Classification of Real Graded Division Algebras. II

(Joint with Mikhail Zaicev)

**Graduate Seminar**

**Speaker: **Dr. Jahrul Alam, Memorial University

**Date/Time: **Thursday, November 3, 2016, 1:00p.m.

**Room:** HH-3017

**Title: **A brief introduction to Large Eddy Simulation of atmospheric turbulence

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Peng Zhou, Memorial University

**Date/Time: **Wednesday, November 2, 2016, 2:00p.m.

**Room: **HH-3017

**Title: **Evolution of Dispersal Strategy in Advective Heterogenous Environments

**Mathematics Graduate Seminar**

**Speaker: **Mr. Nasser Heydari, Memorial University

**Date/Time: **Thrusday, October 27, 2016, 1:00p.m.

**Room: ** HH-3017

**Title: ** MORSE THEORY: A VISUAL INTRODUCTION

**Applied Dynamical Systems Seminar**

**Speaker: **Mr. Jia-Bing Wang, Lanzhou University, China

**Date/Time: ** Wednesday, October 26, 2016, 2:00p.m.

**Room: ** HH-3017

**Graduate Seminar **

**Speaker: **Dr. D. Dyer, Memorial University

**Date/Time:** Thursday, October 20, 2016, 1:00p.m.

**Room**: HH-3017

**Title:** Counting watchman's walks

**Applied Dynamical Systems Seminar**

**Speaker:** Ms. Xiunan Wang, Memorial University

**Date/Time:** Wednesday, October 19, 2:00p.m.

**Room:** HH-3017

**Title:** A climate-based malaria model with the use of bed nets

**Algebra Seminar**

**Speaker:** Dr. Yuri Bahturin, Memorial University

**Date/Time: **Wednesday, October 19, 1:00p.m.

**Room:** HH-3017

**Title:** Classification of Real Graded Division Algebras (joint with Mikhail Zaicev)

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Noel Cadigan, Marine Institute, Memorial University

**Date/Time: **Wednesday, October 12, 2:00p.m.

**Room: **HH-3017

**Title: **Local Sensitivity of Fisheries Management Reference Points

**Mathematics Graduate Seminar**

**Speaker: **Dr. Mikhail Kotchetov, Memorial University

**Date/Time: **Thursday, October 6, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **An Invitation to Representation Theory

**Algebra Seminar**

**Speaker:** Svea Mierach, Memorial University

**Date/Time:** Wednesday, October 5, 2016 at 1pm

**Room:** HH-3017

**Title:**On the Hochschild Cocomplex of a Factorizable Hopf Algebra II

**Applied Dynamical Systems Seminar**

**Speaker: **Mr. Isam Al-Darabsah, Memorial University

**Date/Time: **Wednesday, October 5th, 2016 at 2pm

**Room: **HH-3017

**Title: **A stage-structured mathematical model for fish stock with harvesting

**Mathematics Graduate Seminar**

**Speaker: **Dr. Ronald Haynes, Memorial University

**Date/Time: **Thursday, September 29, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **A parallel approach to PDE based mesh generation

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Zhengu Bai, Xidian University

**Date/Time:** Wednesday, September 28, 2016 from 2-3pm

**Room:** HH-3017

**Title:** Threshold dynamics of a time-delayed SEIRS model with pulse vaccination

**Algebra Seminar**

**Speaker: **Svea Mierach, Memorial University

**Date/Time: **Wednesday, September 28, 2016 at 1pm

**Room: **HH-3017

**Title:** On the Hochschild Cocomplex of a Factorizable Hopf Algebra I

**Colloquium**

**Speaker: **Dr. Roman Popovych, Wolfgang Pauli Institute, Vienna

**Date/Time: **Monday, September 26, 2016, 2:00p.m.

**Room: **HH-3017

**Title: **Inverse problems on conservation laws and conservative parameterizations

**Mathematics Graduate Seminar**

**Speaker: **Dr. Martinez-Pedroza, Memorial University

**Date/Time: **Thursday, September 22, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **Tilings, groups and words

**Graduate Seminar in Stats**

**Speaker: **Yongho Lim, Department of Mathematics and Statistics, Memorial University

**Date/Time: **Monday, September 19, 2016, 1:00p.m.

**Room: **HH-3017

**Titile: **Testing for Parallel Carryover Eects in Redundant Systems

**Seminar**

**Speaker: **Dr. Roman O. Popovych, Wolfgang Pauli Institute, Vienna, Austria

**Date/Time: **Tuesday, September 20, 2016, 2:00p.m.

**Room: **A-1043

**Title: **Contractions of Lie algebras

**Algebra Seminar**

**Speaker:** Dr. Mark Penney

**Date/Time:** Wednesday, September 21, 2016 at 1pm

**Room: **HH-3017

**Title: **Categorification of Zelevinsky's PSH algebras

**Seminar**

**Speaker: **Dr. Peter J. Olver, University of Minnesota

**Date/Time: **Friday, September, 16, 2016, 9:30a.m.

**Room: **A-1045

**Title: **"Emmy Noether: Symmetry and Conservation"

**Distinguished Colloquium**

**Speaker:** Dr. Peter J. Olver, University of Minnesota

**Date/Time:** Thursday, September 15, 2016, 1:00p.m.

**Room:** HH-3017

**Title**: "A New Approach to Moving Frames and their Applications"

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. Xiaoqiang Zhao, Memorial University of Newfoundland

**Date/Time:** Wednesday, September 14, 2016

**Room:** HH-3017

**Title:** Bistable Traveling Waves for Monotone Discrete-time Recursive Systems

**Spring 2016**

**Colloquium**

**Speaker: **Dr. Shu Zhang, Tongji University - China

**Date/Time: **Tuesday, August 30, 2016, 2:00p.m.

**Room: **HH-3017

**Title: **Synchronization and Desynchronization Induced by

Time Delay in an Internet Congestion Control Model

**Colloquium**

**Speaker:** Prof. Manjun Ma, Zhejiang Sci-tech University, China

**Date/Time: **Monday, August 22, 2016 from 2:00-3:00pm

**Room: **HH-3017

**Seminar**

**Speaker: **Dr. Jessica Enright, University of Stirling

**Date/Time: **Friday, August 19, 2016, 10:00a.m.

**Room: **HH-3017

**Title: **Let vertex v be a heifer: two applications of

graph theory to the epidemiology of Scottish cattle

**Departmental Colloquium**

**Speaker: **Dr. Olga Vasilyeva, Grenfell Campus, MUN

**Date/Time: **Friday, August 26, 2016 at 2pm

**Room: **HH-3017

**Title: **Population dynamics in streams and rivers

**Stats Thesis Presentation**

**Speaker: **Mr. Wen Teng, Memorial University

**Date/Time: **Wednesday, August 17, 2016, 11:00a.m.

**Room:** HH-3017

** Seminar**

**Speaker: **Dr. Jared Howell Grenfell Campus, Memorial University

**Date/Time: **Wednesday, August 17, 2:00p.m.

**Room:** HH-3017

**Title:**The Watchman’s Walk: An Overview

**Departmental Colloquium**

**Speaker: **Professor Zengji Du, Jiangsu Normal University, China

**Date/Time:** Friday, August 5, 1:00p.m.

**Room**: HH-3017

**Statistics Seminar**

**Speaker: **Ms. Patricia Judd, MSc. candidate, Memorial University

**Date/Time: **July 13, 2016 from 11-11:59am

**Room: **HH-3017

**Title: **Two-Phase Response-Dependent Sampling

Designs For Time-to-Event Analysis

**Algebra Seminar**

**Speaker: **Mike Watson, Memorial University

**Date/Time: **Wednesday, July 6, 2016, 1:00p.m.

**Room: **HH-3017

**Title:** "Growth Functions for Commutator Subgroups"

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr. Patrick Farrell Research Fellow in Numerical Analysis Mathematical Institute, University of Oxford

**Date/Time: **June 17, 2016, 3:00p.m.

**Room:** HH-3017

**Title: **Computing the solution sets of nonlinear equations

**Public Lecture**

**Speaker: **Alexander Merkurjev, Professor at the University of California, Los Angeles

**Date/Time:** June 15, 2016, 7:00p.m.

**Room: **SN-2109

**Title:** From simple algebras to the Block-Kato conjecture

**Seminar**

**Speaker: **Dr. Margo Kondratieva, Memorial University

**Date/Time: **Friday, May 20, 2016 at 3:30pm

**Room: **AA-3020

**Title: **Kantian notion of schema and mathematics education

**Colloquium**

**Speaker: **Dr. Phil Heath

**Date/Time: **Friday, May 13, 2016 at 2pm

**Room: **HH-3017

**Title: **Nielsen numbers of iterates and Nielsen type periodic numbers of periodic maps on tori

**Applied & Computational Math Seminar**

**Speaker:** Mr. Alexander Howse, M. Sc. , University of Waterloo

**Date/Time:** Wednesday, May 11, 2016

**Room:** HH-3017, at 2pm

**Algebra Seminar**

**Speaker:** Mr. Adrián Rodrigo-Escudero, University of Zaragoza (Spain)

**Date/Time:** Wednesday, May 11, 2016, 1:00p.m.

**Room:** HH-3017

**Title:**The classification of division gradings on finite-dimnesional simple real algebras II

**Mathematics Seminar**

**Speaker:** Dr. Andrea Burgess, University of New Brunswick

**Date/Time:** Thursday, May 5, 2016 from 2-3pm

**Room:** HH-3017

**Algebra Seminar**

**Speaker:** Mr. Adrián Rodrigo-Escudero, University of Zaragoza (Spain)

**Date/Time:** Wednesday, May 4, 2016, 1:00p.m.

**Room:** HH-3017

Title: The classification of division gradings on finite-dimnesional simple real algebras

**Winter 2016 **

**Geometry and Topology Seminar**

**Speaker: **Tomasz Prytula, University of Copenhagen

**Date/Time: **Monday, April 25, 2016, 1:00p.m.

**Room: ** HH-3017

**Title: **Classifying spaces for families of subgroups for non-positively curved groups

**Colloquium**

**Speaker: **Professor Dmitry Tyabogin, Kent State University, USA

**Date/Time: **Friday, April 1, 2016 from 1-2pm

**Room: **HH-3017

**Title: **On bodies with prjections/sections having certain symmetries

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Marco Merkli, Memorial University

**Date/Time: **Thursday, March 24, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **The Berry phase

**Seminar**

**Speaker: **Dr. Emily Walsh, Senior Lecturer, University of West England (Bristol, UK)

**Date/Time: **Tuesday, March 22, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **A Moving Mesh Method for Numerical Weather Prediction

**Colloquium**

**Speaker: **Professor István Heckenberger

**Date/Time: **Friday, March 18, 2016 from 2-2:50pm

**Room: **HH-3017

**Title: **Fomin-Kirillov algebras

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Baocheng Zhu, Memorial University

**Date/Time: **Thursday, March 17, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **Dual Orlicz-Brunn-Minkowski Theory

**Applied Dynamical Systems Seminar**

**Speaker: **Ms. Ruiwen Wu, Memorial University

**Date/Time: **Thursday(s) March 17, 24 and 31, 2016, 12:00p.m.

**Room: **HH-3017

**Title: **Traveling Waves for Non-monotone Reaction–Diffusion Systems

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Mikhail Kotchetov, Memorial University

**Date/Time: **Thursday, March 10, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **A friendly introduction to Representation Theory

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. Peng Zhou, Memorial University

**Date/Time:** Thursday, March 10, 2016 from 12-1pm

**Room:** HH-3017

**Title: **Dynamics of a Stream Population Model in An Open Environment

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Alexander Bihlo, Memorial University

**Date/Time: **Thursday, March 3, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **Stochastic domain decomposition for parallel grid generation

**Applied Dynamical Systems Seminar**

**Speaker: **Mr. Ahmad Alhasanat, Memorial University

**Date/Time:** Thursday, March 3, 2016 from 12-1pm

**Room:** HH-3017

**Title: **Periodic Steady State Solutions of Liquid Film Flowing Model: Existence and Stability

**Algebra Seminar**

**Speaker: **Dr. Hamid Usefi, Memorial University

**Date/Time: **Wednesday, March 2, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **Perfect and semiperfect restricted enveloping algebras

**Graduate Seminar in Mathematics**

**Speaker:** Dr. Eduardo Martinez-Pedroza, Memorial University

**Date/Time: **Thursday, February 18, 2016, 1:00p.m.

**Room:** HH-3017

**Title: **Coarse Geometry of the Firefighter Problem

**Applied Dynamical Systems Seminar**

**Speaker:** Mr. Asam Al-Darabsah, Memorial University

**Date/Time:** Thursday, February 18, 2016 from 12-1pm

**Room:** HH-3017

**Title:**A Time-Delayed Epidemic Mdel for Ebola Disease Transmission

**Graduate Seminar in Mathematics**

**Speaker: **Professor JC Loredo-Osti, Memorial University

**Date/Time: **Thursday, February 11, 2016, 1:00p.m.

**Room: ** HH-3017

**Title:** Optimization via simulated annealing and simulated quenching

**Applied Dynamical Systems Seminar**

**Speaker: **Mr. Liang Zhang, Memorial University

**Date/Time: **Thursday, February 11, 2016 from 12-1pm

**Room: **HH-3017

**Title: **Travelling Waves for a Periodic and Diffusive SIR Epidemic Model

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Yorck Sommerhäuser, Memorial University

**Date/Time:** Thursday, February 4, 2016, 1:00p.m.

**Room:** HH-3017

**Title: **What is a Hopf algebra?

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. Amy Hurford, Memorial University

**Date/Time:** Thursday, February 4, 2016 from 12-1pm

**Room:** HH 3017

**Graduate Seminar in Mathematics**

**Speaker: **Mr. Takehiko Yamaguchi, Memorial University

**Date/Time: **Thursday, January 28, 2016, 1:00p.m.

**Room: **HH-3017

**Title: **Introduction to Persistent Homology

**Applied Dynamical Systems Seminar**

**Speaker: **Ms. Ruiwen Wu, Memorial University

**Date/Time: **Thursday, January 28, 2016 from 12-1pm

**Room:**HH 3017

**Title: **Dynamics of a Predator-Prey System with a Mate-finding Allee Effect

**Graduate Student Seminar in Mathematics**

**Speaker:** Dr. Tom Baird, MUN

**Date/Time:** Thursday, January 21, 2016

**Room:** HH-3017

**Title:**Revenue maximizing income tax rates in a federation

**Applied & Computational Math Seminar**

**Speaker:** Mr. Nathan King, Simon Fraser University** **

**Date/Time: **Friday, January 15, 2016 at 1pm

**Room: **HH 3017

**Graduate Seminar in Mathematics**

**Speaker: **Mr. Lawrence Greening, Memorial University, Systems Administrator

**Date/Time: **Thursday, January 14, 2016 at 1pm

**Room: **HH-3017

**Title: **Introduction to some IT resources

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. Xiaoqiang Zhao, Memorial University

Date/Time: Thursday, January 14, 2016 from 12-1pm

Room: HH-3017

Title: Spatial Invasion Threshold of Lyme Disease

## Fall 2015

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Danny Dyer, Memorial University

**Date/Time: **Thursday, December 3, 2015 at 1pm

**Room: ** HH-3017** **

**Title: **The Watchman problem

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Zhixian Yu, University of Shanghai for Science and Technology, China

**Date/Time**: Thursday, November 26, 2015, 3:30p.m.

**Room**: HH-3017

**Title: **Traveling Waves For Cellular Neural Networks With Delays

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Deping Ye, Memorial University

**Date/Time: **Thursday, November 26, 2015 at 1pm

**Room: **HH-3017

**Title: **Einstein "spooky action" is common

**Algebra Seminar**

**Speaker: **Yorck Sommerhäuser, Memorial University

**Date/Time**: Wednesday, November 25, 2015, 1:00p.m.

**Room:** HH-3017

**Title: **Introduction to Nichols Algebras II

**Applied Dynamical Systems Seminar**

**Speaker:** Ms. Xiunan Wang, Memorial University

**Date/Time: **Thursday, 3:30pm November 19, 2015

**Room:** HH-3017

**Title: **A Periodic Vector-Bias Malaria Model with Incubation Period

** **

**Graduate Seminar **

**Speaker: **Sharmila Dhevi Gunasekaran-Gnanam, Memorial University

**Date/Time: ** Thursday, Novemer 19, 2015, 1:00p.m.

**Room:** HH-3017

**Title:**Near Horizon Studies on Weyl and Vaidya Spacetimes

**Algebra Seminar**

**Speaker: **Yorck Sommerhäuser, Memorial University

**Date/Time**: Wednesday, November 18, 2015, 1:00p.m.

**Room:** HH-3017

**Title: **Introduction to Nichols Algebras

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Xiaoqiang Zhao, Memorial University

**Date/Time:** Thursday, November 12, 2015 at 3:30pm

**Room:** HH-3017

**Title:** Basic Reproduction Ratios for Periodic Compartmental Models with Time Delay

**Graduate Seminar**

**Speaker:** Alireza Rafiyi, Memorial University

**Date/Time: **Thursday, November 12, 2015, 1:00p.m.

**Room: **HH-3017

**Title: **Combinatorial aspects of Dyson Series

**Applied and Computational Math Seminar**

**Speaker: ** Mr. Nathan King

**Date/Time: **Friday, November 6, 2015 from 1-2pm

**Room: **HH-3013

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Peng Zhou

**Date/Time: **Thursday, October 29, 2015 3:30-4:30pm

**Room: **HH-3017

**Title: **The Diffusive Logistic Model with A Free Boundary in Heterogeneous Environment

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Marco Merkli, Memorial University

**Date/Time: **Thursday, October 29, 2015 from 1-2pm

**Room: **HH-3017

**Title: **Symmetry, complexity and non-linearity in quantum theory

**Algebra Seminar**

**Speaker: **Yorck Sommerhäuser, Memorial University

**Date/Time:** Wednesday Oct 28, 2015 1:00p.m.

**Room:** HH-3017

**Title: **Frobenius-Schur Indicators for Hopf Algebras II

**Colloquium**

**Speaker: **Dr. Sylvester Gates, Jr.,

**Date/Time: **Monday, October 26, 2015 from 3:00-4:00pm

**Room: **C-2045

**Title: **Seeing the Mathematics Behind Supersymmetry Theories (Research Seminar)

**Seminar**

**Speaker: **Dr. Marco Merkli

**Date/Time:** Friday, October 23, 2015 at 3:30pm

**Room: **C-2045

**Title: ** What are open quantum systems?

**Seminar**

**Speaker: **Mr. Xiao Yu, "PhD Candidate"

**Date/Time: **October 22, 2015, 1:00-2:00pm

**Room: **HH-3017

**Title: **Global Dynamics of Some Reaction and Diffusion Population Models in Heterogeneous Environments

**Algebra Seminar**

**Speaker: **Yorck Sommerhäuser, Memorial University

**Date/Time:** Wednesday, Oct 21, 2015, 1:00p.m.

**Room**: HH-3017

**Title**: Frobenius-Schur Indicators for Hopf Algebras

**Seminar**

**Speaker: **Tharshanna Nadarajah, "PhD Candidate"

**Date/Time: **October 19, 2015, 1:00-2:00pm

**Room: **HH-3017

**Title:** Empirical Likelihood Based Longitudinal Studies

**Colloquium**

**Speaker: **Prof. Alain Joye

**Date/Time: **Friday, October 16, 2015 from 2-3 pm

**Room: **HH-3017

**Title: **Transport properties of random quantum walks

**Applied Math Seminar**

**Speaker: **Mr. Nitish Bhatt

**Date/Time: **Wednesday, October 14, 2015 at 3pm

**Room: ** HH-3017** **

**Title: **COMPEL: A Novel Comprehensive Physical Environmental

Influenced Landslide Model

**Departmental Distinguished Colloquium**

**Speaker: **Professor Horst Thieme

**Date/Time: **Friday, October 9, 2:00p.m.

**Room: **HH-3017

**Graduate Seminar**

**Speaker: **Prof Jie Xiao, MUN

**Date/Time:** Thursday, Oct 8, 1:00p.m.

**Room:** HH-3017

**Title: **The affine variational capacity

**Graduate Student Seminar**

**Speaker: **Aghil Alaee Khangha,

**Date/Time: **Thursday, Oct 1, 1:00p.m.

**Room: **HH-3017

**Title: **Geometric inequalities for initial data with symmetries

**Seminar**

**Speaker: **Dr. Peng Zhou

**Date/Time: **Thursday, September 24, 2015 at 3:30pm

**Room:** HH-3017

**Title: **Competitive Dispersal Strategy in Advective Homogeneous Environment

**Graduate Seminar**

**Speaker: **Professor Xiaoqiang Zhao

**Date/Time: **Thursday Sept 24, 1:00p.m.

**Room:** HH-3017

**Title: **Basic Reproduction Numbers for Population Models

**Seminar**

**Speaker: **Diogo Diniz Pereira da Silva e Silva

**Date/Time: **Wednesday, September 23, 2015 at 1:00pm

**Room: **HH-3017

**Title: ** Graded Identities of Simple Real Graded Division Algebras

**Departmental Colloquium**

**Speaker: **Dr. David Morgan

**Date/Time: **Monday, September 21, 2015

**Room: **HH-3017

**Title: **Breaking the Ice: Ice-Structure Interaction using 3D Discrete Element Modelling

**Seminar**

**Speaker: **Dr. Yildiz Yilmaz

**Date/Time: **September 8, 2015

**Room: **HH-3017

**Title: **Rare Variant Analysis Based on Joint Models of Multiple Traits

**Seminar**

**Speaker: **Kaida Cai

**Date/Time: **September 3, 2015

**Room: **HH-3017

**Title: **A Simulation Study of the Self-Controlled Case Series Design

**Spring 2015**

**Seminar-Thesis**

**Speaker: **Abu Naser Sarker, Memorial University

**Date/Time: **Tuesday, August 25, 2015, 1:45p.m.

**Room: **HH-3026

**Title: **Optimized Schwarz Domain Decomposition Approaches for the Generation of Equidistributing Grids

**Seminar**

**Speaker: **Yuan Wang, Memorial University

**Date/Time: **August 26, 2015 from 2:00-3:00pm

**Room: **HH-3017

**Title: **Causal Inference under Directed Acyclic Graphs

**Seminar**

**Speaker: **Anita Brobbey

**Date/Time: **August 27, 2015

**Room: **HH 3017

**Title:** Variable Selection in Multivariate Multiple

Regression

**Algebra Seminar**

**Speaker:** Victor Petrogradsky, University of Brasilia, Brazil

**Date/Time:** Aug 14, 2015, 10:00a.m.

**Room:** HH-2010

**Title:**"Fibonacci Lie algebra and its properties"

**Seminar**

**Speaker: **Chithran Vasudeva

**Date/Time:** August 7, 2015

**Room: **HH-3026

**Title: **Censored Quantile Regression with Auxiliary Information

**Algebra Seminar**

**Speaker:** Prof Salvatore Siciliano from University of Salento, Italy

**Date/Time:** Thursday, July 23, 2015

**Room:** HH-2010

**Title:**"Outer restricted derivations of nilpotent restricted Lie > algebras"

**Departmental Colloquium**

**Speaker: **Dr. Yijun Lou

**Date/Time:** Friday, July 24, 2015

**Room: **HH 3017

**Title: **Age Structures in Population Growth: modelling, analysis, numerical simulations and applications

**Departmental Colloquium**

**Speaker:** Professor Tianshou Zhou

**Date/Time:** Monday, July 27, 2015

**Room:** HH 3017

**Title:** Analysis and Simulation of Biochemical Reaction Networks

**Seminar**

**Speaker:** Prof Salvatore Siciliano from University of Salento, Italy

**Date/Time:** Thursday, July 23, 2015

**Room:** HH-

**Title:** "Outer restricted derivations of nilpotent restricted Lie > algebras"

**Distinguished Departmental Colloquium**

**Speaker: **Roderick Wong, City University of Hong Kong

**Date/Time: **Friday, July 17, 2015, 2:00p.m.

**Room: **HH-3017

**Title: **Asymptotics of Linear Recurrences

**Winter 2015**

**Seminar**

**Speaker: **S. Sadegheh Haghshenas, Memorial University

**Date/Time: **Friday, July 31, 2015 12:00 noon

**Room:** HH-3017

**Title: **Censored Quantile Regression with auxilary Information

**Colloquium**

**Speaker: **Dr Yuanlin Li, Brock University

**Date/Time: **Friday, April 24, 2015 11:00a.m.-12:00a.m.

**Room: **HH-3026

**Title: **On The Davenport Constant

**Algebra Seminar**

**Speaker**: Professor Alicia Labra, University of Santiago, Chile

**Date/Time**: Wednesday, April 29, 2015

**Room**: HH-3017

**Title**: "Representations of Generalized Almost-Jordan Algebras"

**Algebra Seminar**

**Speaker: **Dr. Yuri Bahturin

**Date/Time: **Wednesday April 8, 2015 from 1:00-2:00pm

**Room: **HH-3017

**Title: **Real Graded Simple Algebras III

**Honours Presentation**

**Speakers:** Brandon Thorne, Devin Grant, and Andrew Rose

**Date/Time: **April 7, 2015, from 10:30-12:00 noon.

**Room: **HH-3017

**Title: **Math Honours Presentations part 1

**Graduate Seminar in Mathematics**

**Speaker:** Mr. Uzair Hussain, Memorial University

**Date/Time:** Thursday, April 2, 2015, from 1:00-2:00 p.m.

**Room:** HH-3017

**Title: **Automatic Differentiation with applications to Initial Value Problems

**Graduate Seminar in Mathematics**

**Speaker:** Dr. Hari Kunduri, Memorial University

**Date/Time:** Thursday, March 26, 2015, from 1:00-2:00p.m.

**Room:** HH-3017

**Title:** Introduction to Riemannian Geometry

**Algebra Seminar**

**Speaker:** Dr. Yuri Bahturin

**Date/Time:** Wednesday, March 25, 2015 from 1-2pm

**Room:** HH-3017

**Title:**Real Graded Simple Algebras II

**Graduate Seminar in Statistics**

**Speaker:** Su Yu, Memorial University

**Date/Time:** Monday, March 23, 2015, 1:00p.m.

**Room:** HH-3017

**Title:**Computation of Identity by Descent Coefficients

**Applied Dynamical System Seminar**

**Speaker:** Mr. Xiao Yu, Memorial University

**Date/Time**: Monday, 1:00 March 23, 2015

**Room:** HH-3026

**Graduate Seminar**

**Speaker**: Mona Sayehban, Memorial University

**Date/Time**: Friday, March 20, 2015 2:00p.m.

**Room**: HH-3017

**Titile:**Mean field evolution of an open quantum system

**Graduate Seminar in Mathematics**

**Speaker: **Mr. Uzair Hussain, Memorial University

**Date/Time**: Thursday, March 19, 2015, 1:00 p.m.

**Room:** HH-3017

**Title: **Perturbation Theory in General Relativity

**Graduate Seminar in Statistics**

**Speaker:** Dr. Yanqing Yi, Memorial University

**Date/Time:** Monday, March 16, 2015 from 1-2pm

**Room:** HH-3017

**Titile:** The order of error probabilities for response adaptive designs of clinical

trials

**Graduate Seminar**

**Speaker:** Mona Sayehban, Memorial University

**Date/Time:** Friday, March 20, 2015 2:00p.m.

**Room:** HH-3017

**Titile:**Mean field evolution of an open quantum system

**Graduate Seminar in Mathematics**

**Speaker:** Mr. Michael Watson

**Date/Time:** Thursday, March 12, 2015 from 1-2pm

**Room:** HH-3017

**Title: **Ramsey Theory

**Graduate Seminar in Statistics**

**Speaker:** Ms. Shuhana Shahnaz

**Date/Time:** Monday, March 9, 2015 from 1-2pm

**Room:** HH-3017

**Title:**Modelling of cross over and interference in mice

**Applied Dynamical Systems Seminar**

**Speaker:** Mr. Xiao Yu

**Date/Time:** Monday, March 9, 2015 from 1-2pm

**Room:** HH-3026

**Title: **Traveling waves and spreading speeds for time-space

periodic monotone systems: I. The abstract theory

**Graduate Seminar in Mathematics**

**Speaker: **Mr. Aghil Alaee Khangha

**Date/Time: **Thursday, March 5th, 2015 from 1-2pm

**Room: **HH-3017

**Title: **Mathematical aspects of black holes

**Algebra Seminar**

**Speaker:** Dr. Yuri Bahturin

**Date/Time:** Wednesday, March 4, 2015 from 1-2pm

**Room:** HH-3017

**Title:** Real Graded Simple Algebras

**Graduate Seminar in Statistics**

**Speaker: **Dr. J.C. Loredo-Osti

**Date/Time: **Monday, March 2, 2015 from 1-2pm

**Room: **HH-3017

**Title: **Two Variations on the EM Algorithm

**Applied Dynamical Systems Seminar**

**Speaker: **Mr. Isam Darabseh

**Date/Time: **Monday, March 2, 2015 from 1-2pm

**Room: **HH-3026

**Title: **Mathematical Models for the transmission of Ebola virus disease

**Graduate Seminar**

**Speaker:** Mr. Alireza Rafiyi

**Date:** Thursday, February 26, 2015**Room:** HH-3017

**Title:**Information Reduction in Quantum Mechanics

**Algebra Seminar**

**Speaker: **Ms. Helen Dos Santos

**Date: **Wednesday, February 25, 2015

**Room: **HH-3017

**Title: **Group gradings on simple Lie superalgebra Q(n)

**Graduate Seminar in Statistics**

**Speaker: **Dr. Ting Hu

**Title: **Model the Complex Human Genome to Disease

Association Using Information Theory and Network

Science

**Algebra Seminar**

**Speaker:** Dr.** **Diogo Diniz Pereira da Silva e Silva

**Title: **"A primeness property for the central polynomials of verbally prime P.I. algebras"

**Graduate Seminar**

**Speaker: ** Mr. Xiao Yu

**Title: **A Periodic Reaction-Advection-Diffusion Model for A Stream Population

**Statistics Seminar**

**Speaker:** Mr. Tharshanna Nadarajah

**Title:** Penalized Empirical Likelihood Based Variable Selection

for Longitudinal Data Analysis

**Applied Dynamical Systems Seminar**

**Speaker: **Liang Zhang

**Title: **A Time-Periodic Reaction-Diffusion Epidemic Model with Latent Period

**Graduate Seminar**

**Speaker: **Mr. Caio De Naday Hornhardt

**Title: **Gradings on Lie superalgebras

**Seminar**

**Speaker: **Dr. Noel Cadigan

**Graduate Seminar**

**Speaker**: Huadong Su

**Title**: A study of unit graphs and unitary Cayley graphs associated with rings

**Graduate Seminar**

**Speaker**: Dr. Candemir Cigsar

**Title**: Estimation methods for the Analysis of Recurrent Events

**Graduate Seminar**

**Speaker: **Dr. Jie Xiao

**Title: **A Halfway to the Pölya-Szegö Conjecture for Electrical Capacitance

**Analysis Seminar**

**Speaker: **Dr. Yuzhao Wang

**Title: **Uniqueness of Nonnegative Weak Solution to Fractional Differential Inequality

**Graduate Seminar**

**Speaker**: Dr. Yildiz Yilmaz

**Title**: Estimability of Measures of Association under Different Study Designs and Causality

**Topology and Geometry Seminar**

**Speaker**: Dr. Eduardo Martinez-Pedroza

**Title**: Homological Isoperimetric Inequalities

**Graduate Seminar**

**Speaker**: Dr. Danny Dyer

**Title**: Some models of graph searching

**Graduate Seminar**

**Speaker**: Mr. Nan Zheng

**Title**: Inference in Stochastic Volatility Models for Gaussian and t Data

**Graduate Seminar**

**Speaker: **Scott MacLachlan

**Title: **Fast Solvers for Geodynamic Flows

**Fall 2014**

**Colloquium**

**Speaker: **Dr. Etienne Farcot

**Title: **Identifying and characterizing permutation patterns in spiral phyllotaxis

**Algebra Seminar**

**Speaker**: Shadi M. Shaqaqha

**Title**: "Schreier formula for free color Lie superalgebras"

**Colliquium**

**Speaker: **Dr. Yun Tian

**Graduate Seminar**

**Speaker**: Ronald D. Haynes

**Title**: Adaptive Meshes and Domain Decomposition

**Seminar**

**Speaker:** Mr. Isam Al-Darabsah** **

**Title: **A Prey-Predator Model with n Patches, Migrations and Delays

**Graduate Seminar**

**Speaker: **Marco Merkli

**Title: **About the Dynamics of Quantum Particles

**Graduate Seminar**

**Speaker: **Naren Kumar.G

**Title: **Analysis of key predistribution schemes in wireless sensor networks

**Seminar**

**Speaker: **Yuzhao Wang

**Title: **On positive solutions of the p-Laplace inequality on

Riemannian manifolds

**Seminar**

**Speaker: **Tom Baird

**Title: **Lagrangian submanifolds in symplectic and Kaehler geometry

**Seminar**

**Speaker**: Dr. Chun-Hua Ou

**Title**: Generalized Asymptotic Expansions for Singularly Perturbed BVPs

**Colloquium**

**Speaker: **Dr. Sherry Mantyka

**Title: **The Arithmetic Skill Levels of New Students At the Mathematics Learning Centre, 2012-2014

**Graduate Seminar**

**Speaker**: David Pike

**Title**: Combinatorial designs and block-intersection graphs

** **

**Seminar**

**Speaker: **Xiaoqaing Zhao

**Title: **Propagaton Phenomena for A Reaction and Diffusion Model with Seasonal Succession

**Seminar**

**Speaker: **Hari Kunduri

**Title: **Black hole non-uniqueness from spacetime topology

**Distinguished Colloquium**

**Speaker**: Professor Goong Chen

**Seminar**

**Speaker: **Yuri Bahturin

**Title: **Locally Finite Algebra

**Seminar**

**Speaker**: Dr. Yuan Yuan

**Title**: : A non-nitrogen-fixing/nitrogen-fixing phytoplankton

growth model with nutrient and ligh

**Graduate Seminar**

**Speaker**: H.K. Kunduri

**Title**: A brief Introduction to Riemannian Geometry

**Seminar**

**Speaker: **Shaoxiong Hou

**Title: **Capacities and embeddings via symmetrization and conductor inequalities

**Seminar**

**Speaker**: Yildiz Yilmaz

**Title**: Bivariate genetic association analysis of systolic and diastolic blood pressure

**Seminar**

**Speaker:** Xiao Yu

**Seminar**

**Speaker**: Shaoxiong Hou

**Title**: The predual spaces of Morrey spaces and Campanato spaces

**Seminar**

**Speaker**: Margo Kondratieva

**Seminar**

**Speaker: **Mr. Xiao Yu

**Title**: A Reaction-Advection-Diffusion Competition Model in A Periodic

Habitat: I. Competitive exclusion and spatial dynamics

**Seminar**

**Speaker: **Ivan Booth

**Title: **Black holes in mathematics and physics

**Seminar**

**Speaker: **Dr. Piotr Przytycki

**Title: **Slim unicorns

**Seminar**

**Speaker:** Iren Darijani

**Title: **The classification of [p]- nilpotent restricted Lie algebras of dimension 5

**Seminar**

**Speaker**: Liang Zhang

**Title: **Spatial Dynamics of A Diffusive Predator-Prey Model with Stage

Structure

**Seminar**

**Speaker**: Dr. Yu Liu

**Title**: On p-variational capacity and the improved isoperimetric inequalities in the Grushin plane

**Colloquium**

**Speaker:** Dr. Piotr Przytycki

**Title: **Geometric group theory and random groups

**Seminar**

**Speaker: **Deping Ye

**Title: **Anisotropic Sobolev Capacity with Fractional Order

**Colloquium**

**Speaker:** Yuzhao Wang

**Title:**Partial periodic hyperbolic Schrodinger equation

**Seminar**

**Speaker:** Afework Solomon

**Title:**The Homotopy category is not a Homotopy Category

**Seminar**

**Speaker: **Yiqiang Zhou

**Title: **Rings of Matrices

**Seminar**

**Speaker**: Jahrul Alam

**Title:**Turbulence modeling for the atmoppheric boundary layer

**Seminar**

**Speaker: **Tom Baird

**Title: **Morse theory and homology

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Yun Tian

**Title:** Impact of Delay on HIV-1 Dynamics of Fighting A Virus with

Another Virus

**Colloquium**

**Speaker:** Eric Hehner

**Title: **Problems with the Halting Problem

**Colloquium**

**Speaker:** Eric Hehner

**Title: **A Probability Perspective

**Colloquium**

**Speaker:** Eric Hehner

**Tit****le: **Practical Predicative Programming Primer

**Colloquium **

**Speaker: **Eric Hehner

**Title: **from Boolean Algebra to Unified Algebra

**Seminar Announcement**

**Speaker: **Dr. Koji Sawa

**Title: **Representations of psychological, logical, or biological features by means of "softness"

**Distinguished Colloquium**

**Speaker: **Professor John Wilson

**Title: **Non-standard finite simple groups

**Graduate Seminar**

**Speaker: **Dr. Mikhail Kotchetov

**Title: **Introduction to Lie Theory

**Algebra Seminar**

**Speaker: **Eduardo Martinez-Pedroza

**Title: **A Subgroup Theorem for Homological Dehn Functions

**Graduate Seminar**

**Speakers: **Dwayne Hart & Dr. JC Loredo-Osti

**Title: **Computing Resources Overview & Some concepts in LATEX

**Mini course and Distinguished Colloquium**

**Speaker: **Professor John Wilson

**TItle:** Mini-course entitled: “Branch groups: theory and practice”

Distinguished Colloquium:“Non-standard finite simple groups”

**Colloquium**

**Speaker: **Andy Wathen

**Title: **Preconditioning for PDE-constrained Optimization

**Fluid Dynamics Seminar**

**Speaker: **Jared Penney

**Title: **Salt Finger Instabilities near Gravity Currents and Topography

**Opening Lecture of International Workshop**

**Speaker: **Professor Victor Kac

**Title:** Algebraic theory of integrable systems

**Distinguished Colloquium**

**Speaker: **Professor Victor Kac

**Title: **Ramanujan mock theta function and representations of

infinite-dimensional Lie superalgebras

**Spring 2014**

**Departmental Seminar**

**Speaker: **Marco Astorino, Centro de Estudios Cientificos, Valdivia, Chile

**Title:** Solution Generating Techniques in General Relativity

**Fluid Dynamics Seminar**

**Speaker:** Dr. Aziz Rahman

**Title:**Advanced Multiphase Flow Measurement Techniques and CFD Simulations Related Flow Assurance

**Winter 2014**

**Thesis Presentation**

**Speakers: **Peter O'Reilly & Raymond Walsh

**Algebra Seminar**

**Speaker:** Yuri Bahturin, Memorial University

**Title:**Locally finite Lie algebras

**Thesis Presentation**

**Speakers: **Justin McGrath & Adam Gardner

**Titles:** Effective Coherence in Random Groups & A Combinatorial Riemannian Penrose Inequality

** Algebra Seminar**

**Speaker: **Yuri Bahturin, Memorial University

**Title:** Locally finite Lie algebras

**Combinatorics Seminar**

**Speaker: **David Pike, Memorial University

**Title: **Colouring Block Designs

**Graduate Seminar**

**Speaker:** Dwayne Hart

**Title:** Here Comes the Bride: A Marriage Between Physical and Virtual Technology

**Graduate Seminar**

**Speakers:** Abu Naser Sarker & Helen Samara Dos Santos

**Algebra Seminar**

**Speaker: **Yuri Bahturin, Memorial University

**Title: **Classification of group gradings on nilpotent algebras

**Algebra Seminar**

**Speaker: **Mikhail Kotchetov

**Title: **Classification of Semisimple Lie Algebras Over the Field of Real Numbers

**Graduate Seminar**

**Speakers:** Eyad AlFarajat, Memorial University & Fatimah Alruhaymi,

Memorial University

**Titles: **On Homology Groups of Fuzzy Topological Spaces & Indecomposable Skolem and Rosa Sequences

**Graduate Seminar**

**Speaker: **Dr. Candemir Cigsar

**Title: **Modelling and Analysis of Recurrent Events

**Departmental Colloquium **

**Speaker: **Dr. Francois Hamel, Universite d'Aix-Marseille & Institut, Universitaire de France

**Title: ** Do The Positive Solutions of Elliptic PDEs in Convex Domains Have Convex Level Sets ?

**Graduate Seminar**

**Speaker: **Brajendra Sutradhar

**Title: **Analyzing Longitudinal Ordinal Multinomial Data

**Graduate Seminar**

**Speakers: **Sarah Aljaryan, Memorial University & Martin Konenberg

Memorial University

**Titles: **The Belousov-Zhabotinsky Reaction Model & Spectral Theory and its Application to Open Quantum Systems

**Colloquium**

**Speaker: **Dr Christopher Staecker, Fairfield University

**Title: **The Rotation Number for Maps on Graphs

**Topology and Geometry Seminar**

**Speaker: ** Takehiko Yamaguchi

**Title: **Persistent homology - studying the distribution of points within a point cloud

**Graduate Seminar**

**Speakers: **Sudharaka Palamakumbura, Memorial University & Muhan Yu, Memorial University

**Research Talk for Tenure Track Position**

**Speaker: **Dr. Hari Kunduri

**Title: **The Black Hole Classification Problem

**Topology and Geometry Seminar **

**Speaker: **Gaelan R. Hanlon, Memorial University

**Title:** Filling Invariants of Groups

**Algebra Seminar**

**Speaker: **Dr Yiqiang Zhou, Memorial University

**Title: **A Theorem on diagonalization of idempotent matrices

**Combinatorics Seminar**

**Speaker:** Matthew Sullivan, Memorial University

**Title:** A Decycling Game and Decycling Planar Graphs

**Graduate Seminar**

**Speakers: **Sharmila Dhevi, Memorial University** **& Mona Sayehban

Memorial University

**Title:**Extended phase-space thermodynamics of charged black holes** **& Open quantum systems

**Graduate Seminar**

**Speaker: **Michael Slawinski, Memorial University

**Title: **On implications of tensor-algebra properties in

**Graduate Seminar**

**Speakers: **Iren Darijani, Memorial University & Takehiko Yamaguchi,Memorial University

**Title: **The Isomorphism Problem of Group Rings & Approximating the Homology of a Manifold

**Graduate Seminar**

**Speaker: **Mohammad Alamgir Hossain, Memorial University &

Shaoxiong Hou, Memorial University

**Title: **Numerical Modelling of the Urban Heat Island Circulation & Musielak-Orlicz BMO-Type Spaces

**Combinatorics Seminar**

**Speaker: **Robert Luther, Memorial University

**Title: **Equitably Colourable Combinatorial Designs

**Colloquium**

**Speaker: **Junyang Yu, Dept of Mathematics Shanghai Jiao Tong University P.R. China

**Title: **ON EXTENSIONS OF THE FIELD OF MEROMORPHIC FUNCTIONS

**Algebra Seminar**

**Speaker: **Dr. Hamid Usefi, Memorial University

**Title: **Classification of p-nilpotent restricted Lie algebras of dimension at most 4

**Graduate Seminar**

**Speaker: **Kathleen Barnetson & Robert Luther, MUN

Title: The Key Player Problems and Graphs & Equitably Colourable Combinatorial Designs

**Graduate Seminar**

**Speaker: **Valentin Gruzdev, Memorial University

**Title: **Relative growth rate of subgroups of free groups

**Graduate Seminar**

**Speaker: **Gaelan Hanlon, Memorial University

**Title: **Geometric group extensions

** ****Algebra Seminar**

**Speaker: **Mikhail Kotchetov, Memorial University

**Title:** "Graded modules over simple Lie algebras with a group grading"

**Graduate Seminar**

**Speaker: **John Bowden, Memorial University

**Title: **On dynamic noncommutative spacetimes

**Graduate Seminar**

**Speaker: ** Daniela Silvesan, MUN

**Title:**Cyclic BIBD$(v,3,\lambda)$ from Skolem-Type Sequences-Constructions and Properties

**Fall 2013**

**Geometry and Topology Seminar**

**Speaker**: Hari Kunduri, Memorial University.

**Title**: The first law of soliton and black hole mechanics

**Graduate Seminar**

**Speaker: **Amy Hurford, Memorial University

**Title:** An introduction to mathematical biology

**Geometry and Topology Seminar**

**Speaker:** Eduardo Martinez-Pedroza, Memorial University

**Title:**Non-positively Curved Complexes

**Algebra Seminar**

**Speaker: **Huadong Su, Memorial University

**Title: **A characterization of rings with planar unitary Cayley graphs

**Graduate Seminar**

**Speaker: **Jahrul Alam, Memorial University

**Title: **Miscible mass transfer mechanism in porous media

**Algebra Seminar**

**Speaker:** Valentin Gruzdev, Memorial University

**Title: **Relative growth of subgroups of free groups

**Math Seminar**

**Speaker: **Afework Solomon, Memorial University

**Title**: Model Categories and Homotopy Theory.

**Applied Dynamical Systems seminar**

**Speaker: **Dr. Chunhua Ou, Memorial University

**Title**: Asymptotic Analysis of the Perturbed Poisson Boltzmann Equation on Unbounded Domains

**Algebra Seminar**

**Speaker: **Gaelan Hanlon, Memorial University

**Title: **Introduction to Topological Dehn Functions

**Graduate Seminar**

**Speaker: **Hari Kunduri, Memorial University

**Title: **Einstein manifolds, black holes and solitons

**Graduate Seminar**

**Speaker: **Tom Baird, Memorial University

**Title: **Representation theory of compact Lie groups

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Shu Zhang, PDF,Memorial University

**Title: **The Equilibria of TCP/RED model implemented by a new scheme of dynamic routing

**Graduate Seminar**

**Speaker: ** David Pike, Memorial University

**Title: **Combinatorial designs and block-intersection graphs

**Applied Dynamical Systems seminar**

**Speaker: **Mr. Isam Al-Darabsah, Memorial University

**Title**: Dynamics on a general stage structured n parallel food chains

**Graduate Seminar **

**Speaker: **Marco Merkli, Memorial University

**Title: **Open Quantum Systems

**Algrbra Seminar**

**Speaker: **Yuri Bahturin (MUN)

**Title: **"Growth of subalgebras and subideals in free Lie algebras"

**Applied Dynamical Systems seminar**

**Speaker: **Yuan Yuan, Memorial University

**Title: T**hreshold Dynamics in an SEIRS Model with Latency and Temporary Immunity

**Graduate Seminar**

**Speaker: ** Deping Ye, Memorial University

**Title: **Invitation to Geometry of Convexity and Quantum States in High Dimension

**Algebra Seminar**

**Speaker: Misha Kotchetov, Memorial University**

**Title: **Fine gradings of exceptional simple Lie algebras

**Geometry and Topology Seminar**

**Speaker: **Alberto Palomo-Lozano

**Title: **Standing on the shoulders of geometers: the string curved propagation model.

**Graduate Seminar**

**Speaker: **Eduardo Martinez - Pedroza, Memorial University

**Title: **An Introduction to Hyperbolic Groups

**Applied Dynamical Seminar**

**Speaker: **Dr. Xiaoqiang Zhao, Memorial University

**Title: **The Principal Eigenvalue of A Periodic Parabolic Problem

**Algebra Seminar**

**Speaker: **Mikhail Kotchetov, Memorial University

**Title: **Fine gradings of exceptional simple Lie algebras

**Graduate Seminar**

**Speaker: ** Yuri Bahturin

**Title**: The Burnside Problem

**Geometry and Topology Seminar**

**Speaker: **Tom Baird, Memorial University

**Title: **Twisted Lie groups and classifying spaces.

**Algebra Seminar**

**Speaker: **Diego Aranda Orna, University of Zaragoza, Spain

**Title**: Introduction to structurable algebras. II

**Applied Dynamical Systems seminar**

**Speaker: **Dr. Kaibiao Sun, Dalian University of Technology & Memorial University**Title:**Adaptive fuzzy control theory and its application in inverted pendulum control

**Applied Dynamical Systems seminar **

**Speaker: **Dr. Shu Zhang, PDF, Memorial University

**Title**: The Equilibrium and Sliding Motion in an Internet Congestion Control Model with Dynamics Routing

**Local Math CompetitionSeptember 25, 2013**

**Algebra Seminar**

**Speaker: **Dr. Salvatore Siciliano, University of Salento, Italy

**Title: **Lie properties of enveloping algebras and related topics

**Colloquium**

**Speaker: Dr. Carsten Schuett, Christian-Albrechts, Universitat Kiel**

**Title: **Affine Invariant Points (joint work with M. Meyer and E. Werner)

**Colloquium**

**Speaker: ** Dr. Elisabeth Werner, Case Western Reserve University, Cleveland, Ohio, USA

**Title: **Divergence for s-concave and log concave functions

**Algebra Seminar**

**Speaker: **Diego Aranda Orna, University of Zaragoza, Spain

**Title: **Introduction to structurable algebras

**Departmental Colloquium**

**Speaker: **Dr. Manjun Ma, China Jiliang University

**Algebra Seminar**

**Speaker:** Alexander Baranov, University of Leicester, UK

**T**itle: Direct limits of involution simple associative algebras

**Colloquium**

**Speaker: **

Dr. Camille Male, University of Ottawa

**Title: **"The spectrum of random matrices, free probability theory

**Thesis Presentation**

**Speaker: **Matthew Hunt, Memorial University

**Title: **PHASE SPACE OF EXTREMAL MELVIN-KERR-NEWMAN BLACK HOLES

**Departmental Colloquium**

**Speaker: **Dr. Yijun Lou, The Hong Kong Polytechnic University

**Speaker: **Andrew Day, UNB

**Title: **Primordial fluctuations from deformed uncertainty relations

**Colloquium**

**Speaker: **Dr. B. Dai, Central South University, China

**Title: **Global dynamics and optimal harvesting of two competing species with interval biological parameters

**Geometry & Topology Seminar**

**Speaker: **Brad Dart, Memorial University

**Title: **An Introduction to Functors and Sheaves

**Seminar**

**Speaker: Brad Dart**

**Title: **An Introduction to Functors and Sheaves

**Seminar**

**Speaker: Brad Dart, Memorial University**

**Title: **An Introduction to Categories and Morphisms

**Seminar**

**Speaker: **Dr. Philip R. Heath, Memorial University

**Title: **Groupoids and relations among Reidemeister and among Nielsen numbe**rs**

** ****Graduate Seminar**

**Speaker: **Yuan Yuan, Memorial University

**Title: **Applied Dynamics with Time Delay

**Applied Dynamical Systems Seminar**

**Speaker: ** Dr. Chunhua Ou, Memorial University

**Title: **Global Stability of Traveling Waves for a Nonlocal Model

**Geometry Seminar**

**Speaker: **Eduardo Martinez-Pedrosa, Memorial University

**Title: **On a theorem of Nielsen

**Colloquium**

**Speaker: **Alec Brookes, Memorial University, Dept. of German and Russian

**Title: **Non-Euclidean Geometry's Unlikely Intersection with Russian Literature

**Geometry Seminar**

**Speaker: **Gaelan Hanlon

**Title: **Subgroups of Hyperbolic Groups

**Applied Dynamical Systems Seminar**

**Speaker: **Brian Corbett, Memorial University

**Title: **Limit Cycles in Dynamical Systems

**Graduate Seminar**

**Speaker: **Isam Al-Darabsah, MUN

**Title: **Max-algebra

**Colloquium**

**Speaker: **Dr. Scott MacLachlan,Tufts University, Boston (Spousal Hire Candidate)

**Title: **Algebraic multigrid in theory and practice

**Geometry Seminar**

**Speaker: **Hari Kunduri, Memorial University

**Title: **Geometric inequalities in Riemannian manifolds II

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Xiaoqiang Zhao, Memorial University

**Title: **Traveling Waves for Monotone Semiflows with Weak Compactness

**Graduate Seminar**

**Speaker: **Richard Hanlon, Memorial University

**Title:**Dimension of Groups

**Geometry Seminar**

**Speaker: **Hari Kunduri, Memorial University

**Title:** Geometric inequalities in Riemannian manifolds

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Xiang-Sheng Wang

**Title: **Asymptotic Analysis and Applications

**Graduate Seminar in Mathematics**

**Speaker: **Julie Rose

**Title: **A Mathematical Model of the Human Sleep-Wake Cycle

**Distinguished Colloquium**

**Speaker: **Professor Mark Sapir

**Title: **Algorithmically Complicated Groups

**AAC's Mini Course on Combinatorial Group Theory**

**Speaker: **Professor Mark Sapir, Department of Mathematics, Vanderbilt University

**Title: **Combinatorial GroupTheory

** **

**Geometry Seminar**

**Speaker: **Tom Baird, Memorial University

**Title: **Symplectic geometry and quantum field theory IV: Yang-Mills over a Riemann Surface.

**Applied Dynamical Systems seminar**

**Speake**r: Dr. Shu Zhang, PDF, Memorial University

**Geometry Seminar**

**Speaker: **Tom Baird, Memorial University

**Title: **Symplectic geometry and quantum field theory III: Topology of symplectic quotients.

**Graduate Seminar in Mathematics**

**Speaker: **Huadong Su, Memorial University

**Title: **The unit graph of a ring

**Math Seminar**

**Speaker: **Tom Baird, Memorial University

**Title: **Symplectic Geometry and Quantum Field Theory II: Loop spaces and the Dirac operator

**Applied Dynamical Systems seminar**

**Speaker: **Dr. Shu Zhang, PDF, Memorial University

**Title: **Stability Switch Boundaries in an Internet Congestion Model with Diverse Time Delays

**Graduate Seminar in Matematics**

**Speaker**: Ning Zhang

**Title**: Isoperimetric Inequality for k-Hessian Capacity

**Research Talk**

**Speaker: **Dr. Yildiz Yilmaz, Dalla Lana School of Public Health, University of Toronto and Samuel Lunenfeld Research Institute, Mount Sinai Hospital

**Title: **Methods for Analyzing Sequential Survival Times with Applications in Cancer Studies

**Graduate Seminar in Mathematics**

**Speaker: **Sadegheh Haghshenas (PH.D Candidate), Memorial University

**Title: **Constructing the Spectrum of Packings for theComplete Graph with 4-stars

**Seminar**

**Speaker: Tom Baird, Memorial University**

**Title: **Symplectic Geometry and Quantum Field Theory I

**Departmental Colloquium**

**Speaker: **Dr. Benoit Collins, University of Ottawa

**Title: **Quantum information, free probability and random matrices

**Departmental Colloquiu****m**

**Speaker: **Dr. Hongying Shu

**Title: **Viral Infection Dynamics: A Global Analysis

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Hari Kunduri, Memorial University

**Title: **Einstein Manifolds and Black Hole horizons

**Departmental Colloquium **** **

**Speaker: ** Dr. Ion Nechita, University Paul Sabatier

**Title: **Positive and completely positive maps via freeadditive powers of probability measures

**Fall 2012**

**Algebra Seminar**

**Speaker: **Dr Hamid Usefi, Memorial University

**Title: **Lie solvable enveloping algebras

**Graduate Seminar**

**Speaker**: Dr. Ronald Haynes

**Colloquium**

**Speaker: **Candemir Cigsar, Women's College Research Institute - Ontario

**Title: **Testing for Trend and Carryover Effects in Recurrent Events

**Departmental Colloquium**

**Speaker**: Dr. Bin-Guo Wang

**Title**: Basic Reproduction Ratios for Almost Periodic Compartmental Epidemic Models

**Colloquium**

**Speaker: **Dr. Jeffrey Andrews, University of Guelph

**Title:** Model-based learning: t-families, variable selectionand parameter estimation

**Statistics Colloquium**

**Speaker: **Dr. Noel Cadigan, MUN

**Applied Dynamical Systems seminar**

**Speaker: **Xiao Yu, Memorial University

**Title: **Qualitative analysis of a model for co-cultureof bacteria and amoebae

**Alegebra Seminar**

**Speaker: **Serkan Sutlu** **

**Title: **Hopf-cyclic cohomology of Lie-Hopf algebras

**Graduate Seminar**

**Speaker: **Daniela Silvesan (Ph.D Candidate) Memorial University

**Title: **Cyclic Block Designs with Block Size 3 from Skolem-Type Sequences

**AAC Colloquium**

**Speaker: **Farid Aliniaeifard and Yuanlin Li** **

**Title: **Zero-divisor Graphs of Group Rings

**Algebra Seminar**

**Speaker: ** Mikhail Kotchetov, Memorial University

**Title: **Counting fine gradings on matrix algebras and on classical simple Lie algebras II"

**Applied Dynamical Systems Seminar**

**Speaker: **Yuxiang Zhang, PhD candidate, Memorial University

**Title: **Spatial Dynamics of A Reaction-Diffusion Model with Distributed Delay

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Xiaoqiang Zhao, Memorial University

**Title: **The Dynamical Systems Approach to Differential Equations

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Amy Hurford, Memorial University

**Combinatorics Seminar**

**Speaker: **Dr. Gena Hahn, Universite de Montreal** **

**Title: **Cops and Robbers on Graphs Finite and Infinite

**Algebra Seminar**

**Speaker: **Mikhail Kotchetov

**Title: **Counting fine gradings on matrix algebras and on classical simple Lie Algebras

**Graduate Seminar**

**Spealer: Jie Xiao, Memorial University**

**Title: **A Yau Problem for Variational Capacity

**Applied and Computational seminar**

**Speaker: **Jahrul Alam**,** Memorial university** **

**Title: **Multiscale modelling of fluid migration in subsurface aquifers

**Graduate Seminar in Mathematics**

**Speaker: **Dr Hamid Usefi, Memorial University

**Title: **Associative vs Non-Associative Algebras

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Yuan Yuan

**Title: **Homogeneous auxin steady states and spontaneous oscillations in flux-based auxin transport models

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Xiaoqiang Zhao, Memorial University

**Title: **A Reaction-Diffusion Model of Rabies withSpatial Heterogeneity

**Colloquium**

**Speaker: **Antonina Kolokolova

**Title**: How hard is proving hardness? Logic approach to barriers in complexity

**Computional Math Seminar**

**Speaker: **Vandad Talimi, Memorial University** **

**Title: **Numerical Modeling of Segmented Flows at Microscales

**Colloquium**

**Speaker**: Benjamin Smith, McGill University

**Title:**Singular G-monopoles

**Graduate Seminar in Mathematics**

**Speaker: **Dr. Jahrul Alam, Memorial University

**Title: **An introduction to modelling nanofluidics technology

**Computational and Applied Math**

**Speaker: **Polina Zheglova,Earth Science, MUN

**Title: **2D level set travel time inversion

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Xiaoqiang Zhao, Memorial University

**Title: **Principal Eigenvalues and Basic Reproduction Numbers for Reaction-Diffusion Models

**Applied Dynamical Systems Seminar**

**Speaker: **Chunhua Ou, Memorial University

**AAC Mini Course**

**Speaker: **Professor Alexander Guterman, Department of Mechanics and Mathematics Moscow State University, Russia

**Title: **Tropical linear algebra and its applications

**Applied Dynamical Systems Seminar**

**Speaker: **Xiang-Sheng Wang, Memorial University

**Title: **Travelling wave solutions of a diffusive SIR modelwith media impact

**Algebra Seminar**

**Speaker: ** Yuri Bahturin, Memorial University

**Title: ** Group gradings on nilpotent Lie algebras

**Spring 2012**

**Seminar**

**Speaker: **David Tian

**Algebra Seminar**

**Speaker: **Ian Payne

**Title: **A Short Introduction to Universal Algebra** **

**Speaker:** Leandro Vendramin** **

**Title: **Nichols algebras with many quadratic relations

**Departmental Colloquium**

**Speaker:**Weihua Jiang** **

**Title: **Codimension-two Bifurcations in Neutral Functional Differential Equations

**Algebra Seminar**

**Speaker:**Nicolas Andruskiewitsch

**Title:**From Hopf algebras to tensor categories

**Departmental Colloquium**

**Speaker: **Nicolas Andruskiewitsch** **

**Title: **The classification problem for finite-dimensional Hopf algebras

**Algebra Seminar**

**Speaker: **Dr. Csaba Schneider (CAUL, Universidade de Lisboa, Portugal)

**Title: **Constructive membership testing in classical groups

**Public Lecture**

**Speaker:** Dr. Robert Mann,University of Waterloo and the Perimeter Institute

**Title: **The Lighter Side of Black Holes

**Colloquium**

**Speaker: **Daniel Horsley, Monash University

**Title: **Compressed sensing and hash families

**Algebra Seminar**

**Speaker: **Alexey Gordienko, Memorial University

**Title: **Amitsur's conjecture for polynomial H-identitiesof H-module Lie algebras

**Algebra Seminar**

**Speaker: **Alexey Gordienko, MUN

**Title: **Structure of H-(co)module Lie algebras

**Winter 2012**

**Honours Presentation Day**

**Computational and Applied Math Seminar (CAM)**

**Speaker: **Dr. Tomasz Danek, Department of Earth Sciences

**Title: **Global optimization and Bayesian inversion for finding effective elasticity tensors

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Binguo Wang,Lanzhou University

**Title:**Limit Set Trichotomy and Dichotomy for Skew-Product Semiflows with Application

**Combinatorics Seminar**

**Speaker: **Dr. Ryan Tifenbach, Memorial University

**Title:**Spectral Graph Theory II

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr. Thomas Humphries, Memorial University

**Title: **Simultaneous optimization of well placement and control using ahybrid global-local strategy

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Rui Peng, Memorial University

**Combinatorics Seminar**

**Speaker: **Rebecca Milley, Dalhousie University

**Title: **Lessons in Losing: An Introduction to Misere Game Theory

**Applied Dynamical Systems Seminar**

**Speaker: **Yuxiang Zhang, Memorial University.

**Title: **A reaction-diffusion Lyme disease model with seasonality

**Colloquium**

**Speaker: **Dan Ramras,New Mexico State University--Las Cruces

**Title:** Large-scale geometry and group rings.

**GTAP Seminar**

**Speaker: **Dan Ramras,New Mexico State University - Las Cruces

**Title: **Spaces of representations and the topologicalAtiyah-Segal transformation.

**Computational and Applied Mathematics Seminar**

**Speaker: **Ronald Haynes, Memorial University

**Title: **Computing Matrix Inverses - another look

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr. Thormod Johansen, Faculty of Engineering and Applied Science/Earth Science Professor and Canada Research Chair

**Title:**A Modular Approach to Integrated Modeling ofAdvanced Wells

**Algebra Seminar**

**Speaker: **Alexey Gordienko, Memorial University

**Title: **Graded polynomial identities, group actions, Hopf module algebras, and exponential growth

**Applied Dynamical Systems Seminar**

**Speaker: Yuan Yuan, Memorial University**

**Title: **A non-nitrogen-fixing/nitrogen-fixing phytoplankton growth model with nutrient and light

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr. Thomas Humphries, Memorial University

**Title:**Simultaneous optimization of well placement and control using a hybrid global-local strategy

**Applied Dynamical Systems Seminar**

**Speaker: **Hermann Brunner,MUN, Hong Kong Baptist University

**Title: **Finite-time blow-up of solutions to semilinear parabolic integro-differential equations'

**GTAP Seminar**

**Speaker:** Dr. Zhuang Niu,Memorial University

**Title:**The Index map for the C*-algebras of a homeomorphism on the Cantor set with finitely minimal subsets

**AAC Mini Course**

**Speaker: **Professor Vladimir Shpilrain, Department of Mathematics The City College of New York

**Title: **Non-commutative cryptography

**Applied Dynamical Systems Seminar**

**Speaker: **Jinyong Ying,Memorial University

**Title: **Equivariant Bifurcation in a Symmetrical RingNetwork with Delay

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr Martin Plumer,Physics and Physical Oceanography, Memorial University

**Title: **"NEW PARADIGMS IN MAGNETIC RECORDING: UNDERSTANDING THROUGH MICROMAGNETIC MODELING."

**Algebra Seminar**

**Speaker: **Edgar Goodaire,Memorial University

**Title: **Jordan Loops and Loop Rings: A Mix of Combinatorics and Algebra

**Applied Dynamical Systems Seminar**

**Speaker: **Yi Zhang, Memorial University

**Title: **Travelling wavefronts of non-local reaction-diffusion models for cell adhesion and cancer invasion

**Seminar**

**Speaker: **Dr Martin Plumer, Chair of the Computational Science program.

**Title: **"NEW PARADIGMS IN MAGNETIC RECORDING: UNDERSTANDING THROUGH MICROMAGNETIC MODELING."

**AAC Colloquium**

**Speaker: **Eduardo Martinez-Pedroza, MUN

**Title: **Residual finiteness, subgroup separabilityand non-positively curved groups

**Applied Dynamical Systems Seminar**

**Speaker: **Zhen Wang, Memorial University

**Title: **Global Dynamics of A Time-DelayedDengue Transmission Model

**Seminar**

**Speaker: **Thomas Humphries,Memorial University

**Title: **Temporal regularization and artifact correction in singleslow-rotation dynamic SPECT

**GTAP Seminar**

**Speaker: **Wei Sun, Memorial University

**Title: **Crossed product C*-algebras and minimal dynamical systems

**Computational and Applied Mathematics Seminar**

**Speaker:** Dr. Iakov Afanassiev, Physics and Physical Oceanography

**Title:**Laboratory Experiments in the Rotating Fluid Using Altimetric Image Velocimetry

**Mathematics Seminar**

**Speaker: **Dr. Jie Xiao, Mathematics & Statistics, MUN

**Title:**Isoperimetry for Semilinear Torsion Problems in Riemannian two-manifolds

**Computational and Applied Mathematics Seminar**

**Speaker: **Dr. Colin Farquharson, Earth Science, MUN

**Title:**A Story About Electromagnetics, Integral Equations, and Scale Models

**Applied Dynamical Systems Seminar**

**Speaker:** Dr. X. Zhao, Memorial University

**Title: **Some remarks on Periodic Solutions for Functional Differential Equations

**Algebra Seminar**

**Speaker: **Mikhail Kotchetov

**Title: **Weyl groups of fine gradings

**Applied Dynamical Systems Seminar**

**Speaker: **Dr. Etienne Farcot,

(INRIA Sophia Antipolis Mediterranee in the Virtual Plants team, France)

**Title: **Patterns Induced by Active Transport in Cellular Tissues

**Departmental Colloquium**

**Speaker: **Dr. Rongsong Liu, University of Wyoming

**Title: **Spatiotemporal Mutualistic Model for Mistletoes and Birds

**Informal Discussion**

**Speaker: **Andrew Critch, University of California - Berkeley

**Title:**How algebraic geometry can improve machine learning (an informal discussion)