A braid defines a link which has a signature. This defines a map from the braid group to the integers which is not a homomorphism. We relate the homomorphism defect of this map to Meyer cocycle and Maslov class. We give some information about the global geometry of the gordian metric space. © Société Mathématique de France.
CITATION STYLE
Gambaudo, J. M., & Ghys, É. (2005). Braids and signatures. Bulletin de La Societe Mathematique de France, 133(4), 541–579. https://doi.org/10.24033/bsmf.2496
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