Workshop on ''Boundaries''

Conference venue

The conference will take place in the building of the Mathematics Institutes, Steyrergasse 30, lecture room BE01, ground floor. (See "Accomodation" for a map.)

Monday, June 29

Morning session

0830-900	Registration for the workshop
0900-0910	Opening
0910-1000	Francois Ledrappier Linear drift for the Brownian motion on covers
1010-1040	Coffee break (registration)
1040-1110	Martin Dunwoody An inaccessible graph
1120-1150	Panos Papazoglou Topology of boundaries and splittings
1200-1220	Barbara Bobikau Spectral properties of a class of random walks on locally finite groups

Afternoon session - Massimo Picardello's birthday session

1430-1520	Massimo Picardello Harmonic functions on homogeneous trees and buildings
1530-1600	Sara Brofferio Poisson boundary of matrix groups with rational coefficients
1610-1640	Coffee break
1640-1730	Yves Guivarc'h Random walk in a random medium on Z, and random walks on homogeneous spaces
1740-1800	Daniele D'Angeli The boundary action of the Basilica group

Tuesday, June 30

Morning session

0900-0950	Tim Riley How wild can a group with a quadratic Dehn function be?
1000-1030	Coffee break
1040-1110	Anton Thalmaier The Poisson boundary of certain Cartan-Hadamard manifolds of unbounded curvature
1120-1150	Alexander Gnedin Boundaries of the generalised Pascal triangles and larger graded graphs
1200-1220	Jeremy Macdonald Compressed words and automorphisms in fully residually free groups

Afternoon session - Donald Cartwright's birthday session

1430-1520	Tim Steger Background on fake planes
1530-1600	Jean Lécureux Combinatorial boundaries of buildings
1610-1640	Coffee break
1640-1730	Donald Cartwright The 50 fake projective planes
1740-1800	Bernhard Krön Vertex cuts, ends and group splittings

Wednesday, July 1

Morning session

0900-0950	Anna Erschler Boundaries of amenable groups
1000-1050	Coffee break and poster session Posters: Elisabetta Candellero, Lorenz Gilch, Motoko Kotani, Jeremy Macdonald, Sebastian Müller, Svetla Vassileva.
1050-1120	Matthias Keller Heat transfer to the boundary on discrete graphs
1130-1200	Erin Pearse Resistance analysis of infinite networks

Afternoon: Conference excursion

Thursday, July 2

Morning session

0900-0950	James Parkinson Random walks on p-adic groups and affine buildings
1000-1030	Coffee break
1040-1110	Agelos Georgakopoulos Uniqueness of currents in an electrical network of finite total resistance
1120-1150	Riddhi Shah Distal actions on locally compact groups

Afternoon session - Vadim Kaimanovich's birthday session

1430-1520	Vadim Kaimanovich Random graphs, stochastic homogenization and eqiuvalence relations
1530-1600	Alexander Bendikov On a class of random walks on groups with infinite number of generators
1610-1640	Coffee break
1640-1730	Volodymyr Nekrashevych Hyperbolic duality
1740-1800	Frédéric Mathéus Poisson boundary of free-by-cyclic groups

Friday, July 3

Morning session

0900-0950	Klaus Schmidt Sandpiles and the harmonic model
1000-1030	Coffee break
1040-1110	Tatiana Smirnova-Nagnibeda Sandpiles and self-similar groups
1120-1150	Markus Neuhauser Further examples to a question of Atiyah

Afternoon session - farewell session

1330-1400	Michael Björklund Sharp sumset inequalities for Bohr sets
1410-1500	Anatoly Vershik Adjoint dynamics of countable groups
1500-1530	Coffee break

Hint: at 15.30, right after the end of the workshop, in the same lecture room there will be a talk in the Mathematical Colloquium of TU Graz.
Speaker: Prof. Dr. Douglas Hardin (Vanderbilt University, Nashville TN)
Title of the talk: Discrete minimum energy problems

Last modified on June 29, 2009 by W.W.