CAHAS 2009
Edmonton, Alberta - May 11-15, 2009


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All talks take place on the second floor of the Central Academic Building (CAB). CAB 243 and 265 each have a whiteboard, an overhead projector, and a data projector; CAB 281, 273, and 269 are equipped with blackboards and overhead projectors.


May 11

8:30-9:00, CAB 243: Opening Remarks

Plenary Talks (CAB 243)

9:00-9:50: H. Garth Dales, Multi-norms and p-amenable groups

10:00-10:30: Coffee Break

10:30-11:20: Kenneth R. Davidson, A survey of semi-crossed product operator algebras

Parallel Talks

14:30-14:55, CAB 281: Colin C. Graham, Sets of zero discrete harmonic density

14:30-14:55, CAB 273: Yong Zhang, Amenability properties of bicyclic and partially bicyclic semigroups and their algebras

15:00-15:25, CAB 281: Kathryn E. Hare, The singular-L2 dichotomy for orbital measures on compact, simple classical Lie groups

15:00-15:25, CAB 273: Michael P. Lamoureux, Gabor multipliers - a nonstationary version of Fourier multipliers

15:30-16:00: Coffee Break

16:00-16:25, CAB 281: Ross Stokke, Unitary representations and the Eberlein compactification of a locally compact group

16:00-16:25, CAB 273: Peter Pivovarov, On the volume of random polytopes in high-dimensional spaces

16:30-16:55, CAB 281: Mahya Ghandehari, Amenability properties of Rajchman algebras

16:30-16:55, CAB 273: Ngai-Ching Wong, Disjointness preserving maps of C*-algebras

17:00-17:25, CAB 281: Márton Naszódi, On the extremal distance between two convex bodies

17:00-17:25, CAB 273: Bertram M. Schreiber, Asymptotically stationary stochastic processes


May 12

Plenary Talks (CAB 243)

9:00-9:50: Joseph M. Rosenblatt, The duality between measure-preserving transformation and averaging methods

10:00-10:30: Coffee Break

10:30-11:20: Roger R. Smith, Close separable nuclear C*-algebras

11:30-12:20: Eberhard Kaniuth, Qualitative uncertainty principles for groups with finite dimensional irreducible representations

Parallel Talks

14:30-14:55, CAB 281: Edmond E. Granirer, Strong and extremely strong Ditkin sets for the Banach algebras Apr(G)

14:30-14:55, CAB 265: Vladimir G. Troitsky, Almost invariant half-spaces of operators on Banach spaces

15:00-15:25, CAB 281: Isaac Namioka, Analysis of the flow associated with the function n → λnk

15:00-15:25, CAB 265: Ching-Jou Liao, Smoothly embedded subspaces of a Banach space

15:30-16:00: Coffee Break

16:00-16:25, CAB 281: Ebrahim Samei, Smooth and weak synthesis of the anti-diagonal in Fourier algebras of Lie groups

16:00-16:25, CAB 265: Adi Tcaciuc, Banach spaces containing lp or c0

16:30-16:55, CAB 281: Alexey Popov, Finitely strictly singular operators between James spaces

16:30-16:55, CAB 265: Wojciech Jaworski, Probability measures on [SIN] groups and some related ideals in group algebras

17:00-17:25, CAB 281: Mehdi Sangani-Monfared, On the dimension of right ideals in the second dual of the Fourier algebras of certain amenable groups

17:00-17:25, CAB 265: Haryono Tandra, Extensions of characters of discrete nilpotent groups


May 13

Plenary Talks (CAB 243)

9:00-9:50: Nicole Tomczak-Jaegermann, Probabilistic aspects of convex bodies

10:00-10:30: Coffee Break

10:30-11:20: Nico Spronk, A survey of amenability conditions of Fourier and Fourier-Stieltjes algebras


May 14

Plenary Talks (CAB 243)

9:00-9:50: Fereidoun Ghahramani, State of the art in "Generalized notions of amenability"

10:00-10:30: Coffee Break

10:30-11:20: Alan L. T. Paterson, Groupoid stabilization and invariant sections

11:30-12:20: Zhong-Jin Ruan, On the Banach algebras M(G) and LUC(G)* over locally compact quantum groups

Parallel Talks

14:30-14:55, CAB 281: Hailegebriel Gessesse, Martingales in Banach lattices

14:30-14:55, CAB 265: Matthew Mazowita, The topological centre problem for Neufang's algebra on discrete groups

14:30-14:55, CAB 269: Michael Leinert, Spectrality of the algebra of convolution dominated operators

15:00-15:25, CAB 281: Faruk Uygul, Representations of dual Banach algebras on reflexive Banach spaces

15:00-15:25, CAB 265: Richard J. Loy, Approximate amenability of commutative Segal algebras

15:00-15:25, CAB 269: Cristian Ivanescu, Cuntz semigroup and the classification of C*-algebras which are inductive limits of certain subhomogeneous C*-algebras

15:30-16:00: Coffee Break

16:00-16:25, CAB 281: Antoine Derighetti, On the extension problem for the Fourier algebra

16:30-16:55, CAB 281: Benajmin D. Willson, Reiter nets for semidirect products of amenable locally compact groups

16:30-16:55, CAB 265: Stefano Ferri, Large free semigroups in the WAP-compactification

17:00-17:25, CAB 281: Carine Molitor-Braun, A smooth family of intertwining operators

17:00-17:25, CAB 265: Zhiguo Hu, Quotient strong Arens irregularity over locally compact quantum groups


May 15

Plenary Talks (CAB 243)

9:00-9:50: John S. Pym, Minimal determinants of the topological centres of some algebras associated with locally compact groups

10:00-10:30: Coffee Break

10:30-11:20: George A. Willis, Contraction groups: closed and not closed

11:30-12:20: Viktor Losert, On topological centres

Parallel Talks

14:30-14:55, CAB 281: Laurent W. Marcoux, Topological stable rank for non-selfadjoint operator algebras

14:30-14:55, CAB 265: Dona Strauss, Second duals of measure algebras

15:00-15:25, CAB 281: Niels Grønbæk, Biflatness and biprojectivity of Banach algebras graded over a semilattice

15:00-15:25, CAB 265: Mahmoud Filali, It is sin when beta is a semigroup

15:30-16:00: Coffee Break

16:00-16:25, CAB 281: Prakash Rajendran, Weak spectral synthesis for the Fourier algebra of a locally compact group

16:00-16:25, CAB 265: Parasar Mohanty, Relation between bilinear multipliers on classical groups

16:30-16:55, CAB 281: Yemon Choi, Translation finite subsets and weakly compact derivations

16:30-16:55, CAB 265: Monica Ilie, A note on the structure of homomorphisms of Ap(G)

17:00-17:25, CAB 281: Ali Ülger, A characterization of the weakly compact subsets of the dual of a von Neumann algebra and an application


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Last update: May 12, 2009