Ruy Exel

Selected talks

1. Title: Dualidade
   Workshop: Primeiro Colóquio de Matemática da Região Sul
   Where: Universidade Federal de Santa Maria
   When: 29 de Abril de 2010
   Available: tranparencies (in PDF format).

2. Title: Noncommutative Cartan sub-algebras of C*-algebras
   Workshop: Operator Structures and Dynamical Systems
   Where: Lorentz Institute - Leiden
   When: July 21-25, 2008
   Available: tranparencies (in PDF format).

3. Title: A new look at the Crossed-Product of a C*-algebra by a Semigroup of Endomorphisms
   Workshop: Noncommutative Dynamics and Applications - Thematic Program on Operator Algebras
   Where: Fields Institute - Toronto
   When: July 16-20, 2007
   Available: tranparencies (in PDF format) and conference photo.

4. Title: Interaction Groups - A new look at the Crossed-Product of a C*-algebra by a Semigroup of Endomorphisms
   Workshop: GPOTS
   Where: The Iowa University
   When: May 28, 2006
   Available: tranparencies (in PDF format).

5. Title: Interactions
   Workshop: GPOTS
   Where: Central Florida University - Orlando
   When: June 12, 2005
   Available: tranparencies (in PDF format).

6. Title: KMS states for generalized gauge actions on Cuntz-Krieger algebras (An application of the Ruelle-Perron-Frobenius Theorem)
   Workshop: Non-Commutative Phenomena in Mathematics and Theoretical Physics
   Where: The Centre for Advanced Study, Norwegian Academy of Science and Letters - Oslo
   When: November 6, 2001
   Available: tranparencies (in Post Script format).

7. Title: KMS states on Cuntz-Krieger algebras over infinite matrices
   Workshop: Simple C*-algebras and Non-commutative Dynamical Systems
   Where: Mathematical Sciences Research Institute (MSRI) - Berkeley
   When: September 29, 2000
   Available: tranparencies and video