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Mathematical Colloquium of the Bauman Moscow State Technical University
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Virtual index cocycles and invariants of virtual links I. M. Nikonov |
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Abstract: Virtual index cocycle is the 1-cochain that counts virtual crossings in the arcs of a virtual link diagram. We show how this cocycle can be used to reformulate and unify some known invariants of virtual links. Zoom-conference identificator: 948 341 6153; Password: 2SXtEz Website: https://us02web.zoom.us/j/9483416153?pwd=NzJmdk5pZjdiMXdoMUFoakNzNFhLQT09 |
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