The p1-central extension of the Mapping Class Group of orientable surfaces
Gervais, Sylvain
Banach Center Publications, Tome 43 (1998), p. 111-117 / Harvested from The Polish Digital Mathematics Library
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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.

Publié le : 1998-01-01
EUDML-ID : urn:eudml:doc:208798 
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     author = {Gervais, Sylvain},
     title = {The $p\_1$-central extension of the Mapping Class Group of orientable surfaces},
     journal = {Banach Center Publications},
     volume = {43},
     year = {1998},
     pages = {111-117},
     zbl = {0923.57005},
     language = {en},
     url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-bcpv42i1p111bwm}
}

Gervais, Sylvain. The $p_1$-central extension of the Mapping Class Group of orientable surfaces. Banach Center Publications, Tome 43 (1998) pp. 111-117. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-bcpv42i1p111bwm/

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