Classifying algebras for boundary conditions and traces on spaces of conformal blocks
Abstract
Description
The boundary conditions of a non-trivial string background are classified. To this end we need traces on various spaces of conformal blocks, for which generalizations of the Verlinde formula are presented.
7 pages, LaTeX. Slightly extended version of a talk given by C. Schweigert at the 31st International Symposium Ahrenshoop on the Theory of Elementary Particles, Buckow, Germany, September 1997
7 pages, LaTeX. Slightly extended version of a talk given by C. Schweigert at the 31st International Symposium Ahrenshoop on the Theory of Elementary Particles, Buckow, Germany, September 1997