Bott element

A *Bott element* is an element in a periodic cohomology theory, multiplication by which is invertible.

Specifically for complex topological K-theory there is an element of degree 2 which induces Bott periodicity. This is where the term “Bott element” comes from.

Revised on August 28, 2013 15:56:10
by Urs Schreiber
(82.113.98.24)