Banach Algebras 2009

 

Plenary lectures and the lectures listed in the first column are in room C; the lectures listed in the second column are in room A; Poster Session in room B.

 

 

Tuesday 14 July

19:00

DINNER

 

 

Wednesday 15 July

8:00

BREAKFAST

9:15-9:30

OPENING

 

9:30-10:25

Chair: Garth Dales

Zhong-Jin Ruan, Some Banach algebras associated with locally compact quantum groups

 

COFFEE

 

11:00-11:40

Chair: Ali †lger

Chair: Michael C. White

Zhiguo Hu, Banach modules associated with locally compact quantum groups

Yemon Choi, Cohomology of strong semilattices of Banach algebras

11:50-12:30

Ebrahim Samei, Beurling-Fourier Algebras, Amenability and Arens Regularity

FrŽdŽric Gourdeau, Cyclic and simplicial cohomology of ℓ¹(S) for some semigroups

13:00

LUNCH

14:30-15:00

Chair: Matthias Neufang

Chair: FrŽdŽric Gourdeau

Thomas Tonev, Algebra isomorphisms between standard operator algebras

Matthew Heath, Compact and weakly compact derivations from commutative Banach algebras

 

COFFEE

15:30-16:10

Pekka Salmi, Subgroups and invariant C*-subalgebras

Michael C. White, Semigroups algebras with finite simplicial dimension

19:00

DINNER

 

 

Thursday 16 July

8:00

BREAKFAST

 

9:15-10:10

Chair: Jean Esterle

Stefaan Vaes, Group actions, von Neumann algebras and fundamental groups

 

COFFEE

 

10:40-11:20

Chair: Heinrich Raubenheimer

Chair: Ebrahim Samei

Dan Timotin, Horn inequalities and Schubert calculus in finite von Neumann algebras

Zinaida A. Lykova, The higher-dimensional amenability of tensor products of Banach algebras

11:30-12:10

Martin Mathieu, Sheaves of C*-Algebras

Mahya Ghandehari, On amenability properties of Rajchman algebras

12:30

LUNCH

 

Chair: Martin Mathieu

Chair: Ebrahim Samei

14:00-14:40

M. Fragoulopoulou, The Completion of a C*-algebra under a locally convex topology

Nico Spronk, Weak amenability of Fourier algebras of compact groups

 

COFFEE

15:10-15:50

Chair: Martin Mathieu

Chair: Vladimir MŸller

Robert Archbold, Ideal structure in multiplier algebras of C*-algebras

Ivan Todorov, Multipliers of multidimensional Fourier algebras

16:00-16:30

Fereshteh Sady, Multiplicatively and non-symmetric multiplicatively norm-preserving maps

Ying-Fen Lin, Completely bounded disjointness preserving operators on the Fourier algebras

19:00

BARBECUE

 

 

 

 

Friday 17 July

8:00

BREAKFAST

 

9:15-10:10

Chair: Zhong-Jin Ruan

David Blecher, Operator spaces and ideals in operator algebras

 

COFFEE

 

10:40-11:20

Chair: Zhong-Jin Ruan

Chair: M. Fragoulopoulou

Niels Laustsen, When James met Schreier

Ralf Meyer, Non-Hausdorff symmetries of C*-algebras

11:30-12:00

Alistair Bird, James--Schreier spaces

Christina P. Podara, Smooth modules and their contribution to generalizing a Sheinberg's result

12:30

LUNCH

14:00-14:40

Chair: Niels Laustsen

Chair: J. F. Feinstein

Philip Brooker, Operator ideals on separable C(K) spaces

Oleg Aristov, Approximate projectivity for Banach modules

 

COFFEE

15:10-15:50

Vladimir Peller, Functions of perturbed operators

Eggert Briem, C(K) representations of real Banach algebras

16:10

Poster Session

19:00

DINNER

 

20:30-21:30

Chair: Garth Dales

W. Żelazko on the History of Polish Mathematics

 

 

 

Saturday 18 July

8:00

BREAKFAST

 

9:00-9:40

Chair: Krzysztof Jarosz

Chair: Ivan Todorov

J. F. Feinstein, Normed algebras of differentiable functions on compact plane sets

Keith F. Taylor, Wavelets with Crystal Symmetries

9:50-10:30

Yong Zhang, Solved and unsolved problems on generalized notions of amenability for Banach algebras

Ali †lger, Invariant Projections and Power bounded Multipliers on commutative Banach Algebras

 

COFFEE

 

11:00-11:55

Chair: Thomas Ransford

Jean Esterle, Distance between elements of sectorial semigroups

12:30

LUNCH

13:30

Bus excursion to Poznan

19:30

DINNER

 

 

 

Sunday 19 July

8:00

BREAKFAST

12:30

LUNCH

13:30

EXCURSION

19:30

Dinner in honour of the ruby anniversary of Joanna and Garth Dales

 

 

 

 

 

 

Monday 20 July

8:00

BREAKFAST

 

9:15-10:10

Chair: Nico Spronk

Thomas Ransford, Spectra and pseudospectra

 

COFFEE

 

10:40-11:20

Chair: Nico Spronk

Chair: Maria Roginskaya

Matthew Daws, Multipliers and representations

Pamela Gorkin, Blaschke products, Poncelet curves, and the numerical range

11:30-12:10

Anar Dosi, Quantum duality and noncommutative Arens-Mackey theorem

Hans-Olav Tylli, More about weakly compact approximation in Banach spaces

12:30

LUNCH

14:00-14:40

Chair: David Salinger

Chair: Vladimir MŸller

Paul Ramsden, Multi-normed spaces

Aleksei Lissitsin, Approximation properties of Banach spaces and pointwise approximability of operators

 

COFFEE

15:10-15:40

Chair: Ali †lger

Chair: Zina Lykova

Marzieh Shamsi Yousefi, Order structure of the Figˆ-Talamanca-Herz algebra

Nina Volosova, Contractible quantum Arens--Michael algebras

 

16:00-16:55

Chair: Ali †lger

Viktor Losert, On derivations and crossed homomorphisms

19:00

DINNER

 

 

 

 

Tuesday 21 July

8:00

BREAKFAST

 

9:15-10:10

Chair: Alexander Helemskii

Eve Oja, Bounded approximation properties of Banach spaces

 

COFFEE

 

10:40-11:20

Chair: Thomas Ransford

Chair: Alexei Pirkovskii

Sandy Grabiner, Constructing Weak * Topologies on Weighted Convolution Algebras

Yurii Selivanov, Homologically trivial and annihilator locally C*-algebras

11:30-12:10

Thomas Vils Pedersen, A class of weighted convolution FrŽchet algebras

Baruch Solel, Operator algebras associated with subproduct systems

12:30

LUNCH

14:00-14:30

Chair: Niels Laustsen

Chair: Krzysztof Jarosz

H.V. Dedania, Weighted convolution algebras on subsemigroups of the real line

Denis Poulin, Multipliers, factorization property and the strong topological centre

 

COFFEE

15:00-15:30

Ali Ghaffari, Module homomorphisms associated with Banach algebras

Marek Kosiek, Gleason parts properties for positive measures

15:40-16:10

Andr‡s Zs‡k, Closed ideals in the Banach algebra of bounded operators on a Banach space

 

19:00

DINNER

 

 

 

 

 

Wednesday 22 July

8:00

BREAKFAST

 

9:15-10:10

Chair: David Salinger

Charles Read, Embedding Banach algebras into algebras of formal power series

 

COFFEE

 

10:40-11:20

Chair: Herb Kamowitz

Chair: Niels Gr¿nb¾k

Heinrich Raubenheimer, On inessential elements in different Banach algebras

Armando R. Villena, Operators shrinking the Arveson spectrum

11:30-12:00

Gareth Braatvedt, Spectral characterizations of scalars in a Banach algebra

Gerhard Racher, On the injectivity of some group modules

12:30

LUNCH

14:00-14:40

Chair: Alexander Helemskii

Chair: Pamela Gorkin

Alexei Pirkovskii, Homological dimensions of Kšthe algebras

Sandra Pott, The multiplier algebra on the product BMO space and Toeplitz operators on H¹(DN)

 

COFFEE

15:10-16:05

Chair: Anthony G. O'Farrell

Matthias Neufang, Topological centres for group algebras, actions, and quantum groups

19:00

DINNER

 

 

 

Thursday 23 July

8:00

BREAKFAST

 

9:15-10:10

Chair: Keith F. Taylor

Stanisław L. Woronowicz, Unbounded operators in the context of C*-algebras

 

COFFEE

 

10:40-11:20

Chair: Michael C. White

Chair: Anthony G. O'Farrell

A. Ya. Helemskii, Extremely flat c0-modules and the tensor product of Lp(½,μ) and Lp(½,ν) over C0(½)

Maria Roginskaya, Bounded Approximation Property for some Sobolev spaces

11:30-12:10

Seytek Tabaldyev, On strict homological dimensions of algebras of continuous functions

Hakimeh Mahyar, Quasicompact endomorphisms on natural uniform algebras

12:30

LUNCH

14:00-14:40

Chair: Garth Dales

Chair: Zhong-Jin Ruan

Anthony G. O'Farrell, Pervasive Function Algebras

Piotr Mikołaj Sołtan, When a quantum space is not a group?

 

COFFEE

15:10-15:50

Niels Gr¿nb¾k, Classification by Morita equivalence

Vladimir MŸller, On the reflexivity deficit

 

16:00-16:55

Chair: Garth Dales

Volker Runde, Amenability of B(p) for p­2

17:00-17:10

CLOSING

19:00

CONFERENCE DINNER

 

 

 

Friday 24 July

8:00

BREAKFAST