Wednesday
13
September
2023

An Overview of Higher Category Theory
Jordan Levin, Université Sorbonne, Paris Nord

12:00,
TBD

Wednesday
30
August
2023

Twisted rational zeros of linearly recurrent sequences
Professor Florian Luca, WITS

13:00,
Mathematics Division, Room 3001

Tuesday
11
July
2023

The square roots of some classical operators
Professor Marek Ptak, University of Agriculture in Kraków, Poland

11:00,
Mathematics Division, Room 3001

Thursday
25
May
2023

On Boolean algebras in pointfree topology
Anneliese Schauerte, University of Cape Town

13:00,
Mathematics Division, Room 2002

Wednesday
24
May
2023

Exploring the Connections between Polynomials, Field Theory, and Roots of Unity
Sophie Marques, Stellenbosch University

13:00,
Mathematics Division, Room 2002

Wednesday
19
April
2023

Some interactions between model theory and combinatorics
Gareth Boxall, Stellenbosch University

13:00,
Mathematics Division, Room 1005

Wednesday
29
March
2023

Coherent loop states and their applications
Bruce Bartlett, Stellenbosch University

13:00,
Mathematics Division, Room 1005

Tuesday
28
February
2023

Positive Weighted Koopman Semigroups on Banach lattice modules
David Olabiyi

MSc defense

13:00,
Mathematics Division, Room 1006

Monday
27
February
2023

The categorical and algebraic aspects of near-modules and near-vector spaces
Daniella Moore

MSc defense

15:00,
Natural Sciences Building, 2013

Tuesday
21
February
2023

Interplay between spectrally bounded operators and Complex Analysis
Professor Martin Mathieu, MRIA, Queen’s University Belfast, Belfast, UK

15:00,
Mathematics Division, Room 1005

Thursday
9
February
2023

Restricting the categorical notion of extensivity to morphisms in categories
Emma Theart

MSc defense

13:00,
Mathematics Division, Room 1006

Thursday
1
December
2022

Equivalence of norms via semi-inner products
Eder Kikianty

10:00,
Mathematics Division, Room 1006

Monday
21
November
2022

Bayesian Forecasting of Stock Returns using Simultaneous Graphical Dynamic Linear Models
Nelson Kyakutwika

MSc defense

16:00,
Mathematics Division, Room 1005 (streamed)

Friday
14
October
2022

Contributions to the theory of near-vector spaces, their geometry, and hyperstructures
Jacques Rabie

PhD defense

12:00,
Mathematics Division, Room 3001 (streamed)

Thursday
7
July
2022

Maps on Banach algebras which spectrally preserve algebraic operations
Francois Schulz, University of Johannesburg

11:00,
MathSci Room 1005

Friday
6
May
2022

Motivic zeta functions and the monodromy conjecture
Luigi Pagano, The University of Copenhagen

14:00,
MathSci Room 3001

Wednesday
13
April
2022

Skew Dyck paths
Professor Helmut Prodinger, Stellenbosch University

13:00,
Online only

Thursday
7
April
2022

Bounding monochromatic arithmetic progressions
Dr Jonathan Kariv,

13:00,
Online only

Thursday
31
March
2022

A Lumer–Phillips type generation theorem for bi-continuous semigroups
Dr Christian Budde, University of the Free State

14:00,
Mathematics Division, Room 1005 (streamed) - to be confirmed

Friday
11
March
2022

The algebraic area of lattice random walks
Professor Stéphane Ouvry, LPTMS Orsay CNRS/Université Paris-Saclay

13:00,
Mathematics Division, Room 3001 (streamed)

Thursday
3
March
2022

A General Theory of Structures and Their Equivalences
Mr Paul Abraham Hugo

MSc defense

18:30,
Online

Friday
4
February
2022

Investigations on the Wigner derivative and on an integral formula for the quantum 6j symbols
Ms Hosana Valimbavaka Ranaivomanana

PhD defense

16:00,
Mathematics Division, Room 1005 (streamed)

Friday
12
November
2021

Isogeny volcanoes and cryptography
Professor Fabien Pazuki, University of Copenhagen

13:00,
Mathematics Division, Room 1006 (Live streamed)

Thursday
29
July
2021

Nearaffine spaces and their application to near-vector spaces
Mr Jacques Rabie, Stellenbosch University

13:00,
Online

Wednesday
7
July
2021

Algebraic points in tame expansions of fields
Mr Andrew Harrison-Migochi

MSc defense

16:00,
Online

Tuesday
16
February
2021

An axiomatic approach to the ordinal number system
Ms Ineke van der Berg

MSc defense

16:00,
Online

Monday
23
November
2020

Torsion bounds for Drinfeld modules with complex multiplication.
Ms Mpendulo Cele

MSc defense

14:00,
Online

Friday
7
February
2020

Torsion bounds for Drinfeld modules with complex multiplication.
Mr Andry Rabenantoandro

PhD defense

11:00,
Mathematics / Ind. Psych. 1005

Wednesday
29
January
2020

Drinfeld modular forms of higher rank from a lattice-oriented point of view
Mr Liam Baker

PhD defense

14:00,
Mathematics / Ind. Psych. 1005

Wednesday
29
January
2020

Generalized rings of power series and finiteness spaces
Pierre-Alain Jacqmin, Université catholique de Louvain, Belgium

13:00,
Mathematics, Room 1006

Friday
29
November
2019

Arens regularity for Banach algebras
Professor Garth Dales, Lancaster, UK

11:00,
Mathematics, Room 1006

Friday
29
November
2019

Comparison of old and new algorithms to compute the \(s,t\)-network reliability
Simotwo Zainabu

MSc defense

10:00,
Mathematics, Room 1006

Wednesday
27
November
2019

Some new ideas on topologically quasihamiltonian groups
Dr Francesco Russo, University of Cape Town

10:00,
Mathematics, Room 1005

Wednesday
27
November
2019

Schur coupling and associated operator relations
Professor Sanne ter Horst, North-West University

11:00,
Mathematics, Room 1005

Friday
15
November
2019

On a generalisation of \(k\)-Dyck paths
Miss Sarah Selkirk

MSc defense

11:00,
Mathematics, Room 1006

Monday
21
October
2019

Multiplicative orders of elements in finite fields
Professor Florian Breuer, University of Newcastle, Australia

13:00,
Mathematics, Room 3001

Friday
11
October
2019

Contributions to the Theory of Beidleman Near-Vector Spaces.
Mr Prudence Djagba

PhD defense

14:00,
Mathematics Division, Room 1006

Wednesday
9
October
2019

Weighted centrality, and a further approach to categorical commutativity
Mr Vaino Shaumbwa

PhD defense

13:00,
Merensky, Room 0067

Tuesday
8
October
2019

Concrete Foundations for the Theory of Noetherian Forms
Mr Francois Kock van Niekerk

PhD defense

12:00,
Mathematics, Room 1006

Friday
27
September
2019

Explicit bound on Siegel zeros of imaginary quadratic fields
Mr Faratiana Brice Razakarinoro

MSc defense

14:00,
Mathematics, Room 3001

Friday
13
September
2019

A p-adic analogue of Siegel's theorem on sums of squares.
Dr Sylvy Anscombe, University of Central Lancashire

14:00,
Mathematics, Room 1005

Thursday
18
July
2019

Relatively uniformly continuous semigroups on vector lattices
Michael Kaplin, Institute of Mathematics, Physics and Mechanics, University of Ljubljana, Ljubljana, Slovenia.

12:00,
Mathematics Division, Room 1006

Wednesday
29
May
2019

Discrete Morrey spaces (Morrey sequence spaces)
Dr Eder Kikianty

11:00,
Room 1006, Mathematical Sciences/Industrial Psychology

Wednesday
29
May
2019

A Global History of Mathematics
Dr Tomoko L. Kitagawa

16:15,
Room 1006, Mathematical Sciences/Industrial Psychology

Sunday
5
May
2019

Extinction Risk in Fluctuating and Heterogeneous Environments
Miss Asmaa T.O. Tbaeen

MSc defense

11:00,
Room 1006, Mathematical Sciences Building

Thursday
28
March
2019

Unique reduced Gröbner bases of ideals of points
Professor Elena S. Dimitrova

13:00,
Room 1006, Mathematical Sciences/Industrial Psychology

Thursday
7
February
2019

Modular representation theory via homotopy theory
Professor Jesper Grodal

13:00,
Room 1005, Mathematical Sciences/Industrial Psychology

Tuesday
5
February
2019

Euler classes and Two-Dimensional Topological Quantum Field Theory
Hosana Valimbavaka Ranaivomanana

MSc defense

14:00,
Room 1006, Mathematical Sciences/Industrial Psychology

Friday
25
January
2019

A Duality-Theoretic Perspective on Formal Languages and Recognition
Julia Rozanova

MSc defense

14:00,
Room 1006, Mathematical Sciences/Industrial Psychology

Wednesday
23
January
2019

Nevanlinna Theory and Rational Values of Meromorphic Functions
Taboka Prince Chalebgwa

PhD defense

11:00,
Room 1006, Mathematical Sciences/Industrial Psychology