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Integral lattices in TQFT and integral modular categories

Masbaum, G (CNRS)
Friday 17 April 2009, 16:20-17:00



The SO(3)-TQFT at an odd prime has a natural integral structure. It means that all matrix coefficients of the mapping class group representations in this theory are algebraic integers. I will discuss the structure of the resulting "integral modular functor". This is joint work with Patrick Gilmer.

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