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Three-dimensional BF Theories and the Alexander-Conway Invariant of Knots

A. S. Cattaneo, P. Cotta-Ramusino, M. Martellini

hep-tharXiv:hep-th/9407070

Abstract

We study 3-dimensional BF theories and define observables related to knots and links. The quantum expectation values of these observables give the coefficients of the Alexander-Conway polynomial.

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