What's On at UWA

Time and place: 15:00 Friday 14 August in Blakers LT.

Speaker: Joanna Fawcett (University of Western Australia)

Title: Affine rank 3 partial linear spaces

Abstract: A partial linear space consists of a finite non-empty set P of points and a collection L of subsets (...)

Time and place: 15:00 Friday 18 September in Blakers LT.

Speaker: Mark Ioppolo (University of Western Australia)

Title: Triality via Geometric Algebra

Abstract: The automorphisms of the orthogonal group SO(+1,2n,q) generally correspond to semi-similarities of the (...)

Time and place: 15:00 Friday 25 September in Blakers LT.

Speaker: Tomasz Popiel (University of Western Australia)

Title: Point-primitive, line-transitive generalised quadrangles of 'holomorph type'.

Abstract: In a 2012 paper, Bamberg, Giudici, Morris, Royle and (...)

Time and place: 15:00 Friday 02 October in Blakers LT.

Speaker: Gordon Royle (University of Western Australia)

Title: Almost synchronising groups.

Abstract: A permutation group G on a set X is said to be synchronising if for every transformation f of X that is not a (...)

Abstract: The independent discovery by Lobachevsky and Bolyai of hyperbolic geometry in the 1830's was followed by slow acceptance of the subject from the 1860's on, with the publications of relevant parts of the correspondence of Gauss. A new phase was entered from 1903, when David Hilbert, in his (...)

Time and place: 15:00 Friday 16 October in Weatherburn LT.

Speaker: Melissa Lee (University of Western Australia)

Title: The 3rd Heidelberg Laureate Forum and related mathematics.

Abstract: The Heidelberg Laureate Forum is a prestigious conference held in (...)

Mathematics & Statistics Colloquium

Time and date: 4pm, Thursday 22nd October

Venue: Blakers Lecture Theatre

Speaker: Paul Baird (Universite de Bretagne Occidentale)

Title: Encoding geometric information into combinatorial structure

Abstract (...)

Time and place: 15:00 Friday 23 October in Weatherburn LT.

Speaker: Adrian Petersen (University of Western Australia)

Title: Pairwise transitive 1-designs

Abstract: Design theory has extensive interactions with other areas of mathematics, especially group theory (...)

Time and place: 15:00 Friday 30 October in Weatherburn LT.

Speaker: Irene Pivotto (University of Western Australia)

Title: Decomposition theorems for graphs and matroids

Abstract: Wagner proved that every graph that does not contain a clique on 5 vertices as a minor (...)

Time and Place: 15:00 Wednesday 4 November in Blakers Speaker: James Parkinson (University of Sydney)

Title: On automorphisms and opposition in spherical buildings.

Abstract: The opposition relation is fundamental in Tits' theory of spherical and twin buildings. When studying (...)

Time and place: 15:00 Friday 6 November in MLR1.

Speaker: Yian Xu (University of Western Australia)

Title: Generalized Thrackle and Graph Surface Embeddings

Abstract: A thrackle on a surface X is a graph of size e and order n drawn on X such that every two distinct (...)

Time and place: 15:00 Friday 13 November in MLR1.

Speaker: David Raithel (University of Western Australia)

Title: Innately transitive groups

Abstract: An innately transitive permutation group is a permutation group with a transitive minimal normal subgroup. Innately (...)

Time and place: 15:00 Monday 16 November in Monadelphous DS

Speaker: Reza Naserasr (Université Paris-Sud)

Title: Bounding K_4-minor-free graphs in the homomorphism order

Abstract: Given a graph B of odd-girth 2k+1 we are interested in the following question: Does (...)

Mathematics & Statistics Colloquium

Time and date: 4pm, Thursday 19th November

Venue: Blakers Lecture Theatre

Speaker: Professor Andrew Bassom (The University of Western Australia)

Title: Grrrrr...... linear stability should be simple -- the saga of (...)

Time and place: 15:00 Friday 20 November in MLR1.

Speaker: Stephen Glasby (University of Western Australia)

Title: How big is the Sylow p-subgroup of an irreducible solvable subgroup of GL(d,p^f)?

Abstract: Let G be a subgroup of GL(d,q) with q = p^f, where p is a (...)

Time and place: 15:00 Friday 27 November in MLR1.

Speaker: Michael Giudici (University of Western Australia)

Title: Classical groups, derangements and primes

Abstract: An elementary result of Jordan shows that every finite transitive group of degree at least two (...)

Time and place: 11:00 Friday 4 December in Weatherburn LT.

Speaker: Luke Morgan (University of Western Australia)

Title: Semiprimitive Groups: Are they wild or just misunderstood?

Abstract: The class of semiprimitive groups contains the classes of primitive (...)

Time and place: 16:00 Friday 29 January in Blakers LT

Speaker: Marcel Fernandez (Universitat Politecnica de Catalunya)

Title: Codes with traceability properties

Abstract: The talk will present codes with traceability properties. These codes are used in digital (...)

Time and place: 16:00 Friday 29 January in Weatherburn LT

Speaker: Sara Zemljic (University of Iceland)

Title: Wiener dimension and Sierpinski graphs

Abstract: Wiener dimension is a relatively new graph invariant closely connected to the Wiener index of graphs. It (...)

Time and place: 11:00 Tuesday 9 February in Weatherburn LT

Speaker: Dillon Mayhew (Victoria University of Wellington)

Title: Finite vs. infinite fields in matroid representation

Abstract: We can think of a matroid as an abstraction of a discrete configuration of (...)