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arxiv: 1310.1959 · v2 · pith:7KASMPXEnew · submitted 2013-10-07 · 🧮 math.GT · math.CO· math.RA

A positive basis for surface skein algebras

classification 🧮 math.GT math.COmath.RA
keywords basispositiveskeinsurfacealgebraalgebrasbraceletsconstants
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We show that the twisted SL(2) skein algebra of a surface has a natural basis (the bracelets basis) that is positive, in the sense that the structure constants for multiplication are positive integers.

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