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Displaying from Friday, April 10, 2015
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April 2015
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Friday 10 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Conway Groupoid
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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 " (...)
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Tuesday 14 |
16:00 - SEMINAR - Groups and Combinatorics Seminar: Graph homomorphisms for quantum players
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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( (...)
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Friday 17 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: The Many Faces of Triangle Groups
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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 (...)
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Friday 24 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Regular near hexagons and Q-polynomial distance-regular graphs
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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 (...)
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May 2015
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Friday 01 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Cores of cubelike graphs
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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 (...)
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Friday 08 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: On the stabilisers of locally 2-transitive graphs
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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 (...)
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Friday 15 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: p-groups, Weyl modules, and maximal subgroups of linear groups
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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 (...)
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Thursday 21 |
16:00 - SEMINAR - Mathematics & Statistics Colloquium: Solving equations in free groups.
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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 (...)
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Friday 22 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Solving equations in free groups and free monoids with constraints
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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 (...)
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Friday 29 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Computing with real Lie algebras
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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 (...)
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June 2015
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Friday 05 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: On regular Cayley maps for dihedral groups
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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 (...)
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Friday 12 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: The suborbits of infinite primitive permutation groups
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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 (...)
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Friday 19 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Permutation groups with "LPS"
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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 (...)
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July 2015
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Friday 24 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Cameron-Liebler line classes and two-intersection sets
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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 (...)
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Friday 31 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Quantum walk on graphs, unitary operation, Hamiltonian simulation, and efficient quantum circuits
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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 (...)
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August 2015
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Friday 07 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: 2-Neighbour Transitive Codes in Hamming Graphs
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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 (...)
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Thursday 13 |
16:00 - SEMINAR - Mathematics & Statistics Colloquium: Mimicking magnets with lattices of bacterial vortices.
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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 (...)
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Friday 14 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Affine rank 3 partial linear spaces
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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 (...)
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September 2015
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Friday 18 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Triality via Geometric Algebra
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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 (...)
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Friday 25 |
15:00 - SEMINAR - Groups and Combinatorics Seminar: Point-primitive, line-transitive generalised quadrangles of 'holomorph type'
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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 (...)
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