Abstract
We discuss natural operations on loops in a quasisurface and show that these operations define a structure of a quasi-Lie bialgebra in the module generated by the set of free homotopy classes of noncontractible loops.
Citation
Vladimir Turaev. "Quasi-Lie bialgebras of loops in quasisurfaces." Kyoto J. Math. 63 (1) 87 - 116, February 2023. https://doi.org/10.1215/21562261-2022-0034
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