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arxiv: math/0406269 · v1 · pith:7WPP6P4Enew · submitted 2004-06-14 · 🧮 math.GT

A Lagrangian representation of tangles

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keywords categoryfunctorlagrangiantanglesbraidburauconstructdimet
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We construct a functor from the category of oriented tangles in R^3 to the category of Hermitian modules and Lagrangian relations over Z[t,t^{-1}]. This functor extends the Burau representations of the braid groups and its generalization to string links due to Le Dimet.

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