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ArticleOriginal scientific text

Title

The p1-central extension of the Mapping Class Group of orientable surfaces

Authors 1

Affiliations

  1. Département de Mathématiques, Université de Nantes, 2, rue de la Houssinière, 44072 Nantes Cedex 03, France

Abstract

Topological Quantum Field Theories are closely related to representations of Mapping Class Groups of surfaces. Considering the case of the TQFTs derived from the Kauffman bracket, we describe the central extension coming from this representation, which is just a projective extension.

Bibliography

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Banach Center Publications
1998/42/1
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Pages:
111-117
Main language of publication
English
Published
1998
Exact and natural sciences