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math.GT2011
A Generalization of Turaev's Virtual String Cobracket
Patricia Cahn
In a previous paper, we defined an operation that generalizes Turaev's cobracket for loops on a surface. We showed that, in contrast to the cobracket, this operation gives a fo…
math.GT2011★ 5 cited
Intersections of Loops and the Andersen-Mattes-Reshetikhin Algebra
Patricia Cahn, Vladimir Chernov
Given two free homotopy classes of loops on an oriented surface, it is natural to ask how to compute the minimum number of intersection points of loops in…