02/06/2003, 10:30 — 11:30 — Sala P3.10, Pavilhão de Matemática
Constantin Teleman, Cambridge University
Twisted K-Theory and Applications (I)
K-Theory and its twisted versions: definitions and properties
Definition of K-theory of a space, using vector bundles and using families of bounded (Fredholm) operators. Group actions and equivariant K-theory. The Chern character. Twistings for K-theory and the twisted Chern character.
References
- Bouwknegt et. al: Twisted K-theory and K-theory of bundle gerbes. Comm. Math. Phys. 228 (2002).
- Freed: ICM Proceedings 2002.
- Freed, Hopkins, Teleman: math.AT/0206257.