What's On at UWA

Time and place: 15:00 Friday 27 March in Weatherburn LT.

Speaker: Gabriel Verret (University of Western Australia)

Title: Vertex-primitive digraphs having vertices with almost equal neighbourhoods.

Abstract: Apart from some very trivial examples, a vertex-primitive (...)

Time and place: 14:00 Thursday 2 April in Blakers LT.

Speaker: Padraig O Cathain (Monash University)

Title: Combinatorial designs and compressed sensing.

Abstract: Traditionally signal sampling and signal processing have been regarded as two separate tasks. Shannon's (...)

Time and place: 15:00 Friday 10 April in Weatherburn LT.

Speaker: Jason Semeraro (University of Bristol)

Title: Conway Groupoids.

Abstract: To a supersimple 2-(n,4,lambda) design (a simple design where lines intersect in at most two points), one may associate a " (...)

Time and place: 16:00 Tuesday 14 April in Weatherburn LT.

Speaker: Laura Mancinska (National University of Singapore)

Title: Graph homomorphisms for quantum players.

Abstract: A homomorphism from a graph X to a graph Y is an adjacency preserving mapping f:V(X)->V( (...)

Time and place: 15:00 Friday 17 April in Blakers LT.

Speaker: Alastair Litterick (University of Auckland)

Title: The Many Faces of Triangle Groups.

Abstract: Do the finite groups in a given class have generating sets of a prescribed form? Versions of this problem (...)

Time and place: 15:00 Friday 24 April in Blakers LT.

Speaker: Bart De Bruyn (Ghent University)

Title: Regular near hexagons and Q-polynomial distance-regular graphs.

Abstract: A near 2d-gon is a point-line geometry with diameter d having the property that for every (...)

Time and place: 15:00 Friday 1 May in Weatherburn LT.

Speaker: David Roberson (Nanyang Technological University)

Title: Cores of cubelike graphs.

Abstract: A graph is said to be cubelike if it is a Cayley graph for some power of the group of order two. The core of a (...)

Time and place: 15:00 Friday 8 May in Weatherburn LT.

Speaker: Shujiao Song (University of Western Australia)

Title: On the stabilisers of locally 2-transitive graphs.

Abstract: For a connected locally (G,2)-transitive graph and an edge {v,w}, both the induced (...)

Time and place: 15:00 Friday 15 May in Weatherburn LT.

Speaker: Stephen Glasby (University of Western Australia)

Title: p-groups, Weyl modules, and maximal subgroups of linear groups.

Abstract: Given a subgroup H of GL(d,p), there exists a d-generated p-group G (...)

Colloquium time date and location: 4pm, Thursday 21st May, Blakers Lecture Theatre.

Speaker: Dr. Murray Elder, University of Newcastle

Title. Solving equations in free groups.

Abstract. An equation in a free group is an expression U=V where U,V are words over (...)

Time and place: 15:00 Friday 22 May in Weatherburn LT.

Speaker: Murray Elder (University of Newcastle)

Title: Solving equations in free groups and free monoids with constraints.

Abstract: My talk will give some details of the proof of our result - that the set of (...)

Time and place: 15:00 Friday 29 May in Weatherburn LT.

Speaker: Heiko Dietrich (Monash University)

Title: Computing with real Lie algebras.

Abstract: The structure theory of complex semisimple Lie algebras uses many combinatorial objects such as root systems, Weyl (...)

Time and place: 15:00 Friday 05 June in Blakers LT.

Speaker: Istvan Kovacs (University of Primorska)

Title: On regular Cayley maps for dihedral groups.

Abstract: The classification regular Cayley maps for cyclic groups was recently completed by Conder and Tucker (...)

Time and place: 15:00 Friday 12 June in Blakers LT.

Speaker: Simon Smith (City University of New York)

Title: The suborbits of infinite primitive permutation groups

Abstract: In this talk I'll discuss the subdegrees (cardinalities of suborbits) of infinite (...)

Time and place: 15:00 Friday 19 June in Blakers LT.

Speaker: Cheryl Praeger (University of Western Australia)

Title: Permutation groups with "LPS"

Abstract: My collaborations with Jan and Martin were centred on group actions, that is, on permutation (...)

Time and place: 15:00 Friday 24 July in Austin LT.

Speaker: Qing Xiang (University of Delaware)

Title: Cameron-Liebler line classes and two-intersection sets

Abstract: Cameron-Liebler line classes are sets of lines in PG(3,q) having many interesting combinatorial (...)

Time and place: 15:00 Friday 31 July in Blakers LT.

Speaker: Jingbo Wang (University of Western Australia)

Title: Quantum walk on graphs, unitary operation, Hamiltonian simulation, and efficient quantum circuits

Abstract: Quantum walk represents a generalised (...)

Time and place: 15:00 Friday 7 August in Blakers LT.

Speaker: Daniel Hawtin (University of Western Australia)

Title: 2-Neighbour Transitive Codes in Hamming Graphs

Abstract: We consider a code C to be a subset of the vertex set of a Hamming graph, with alphabet Q (...)

Mathematics & Statistics Colloquium

Time and date: 4pm, Thursday 13th August

Venue: Blakers Lecture Theatre

Speaker: Francis Woodhouse (The University of Western Australia)

Title: Mimicking magnets with lattices of bacterial vortices.

Abstr (...)

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 (...)