INVARIANTS OF VIRTUAL LINKS Julia Mikhalchishina NOVOSIBIRSK 2015 Braid group B n = 1
INVARIANTS OF VIRTUAL LINKS Julia Mikhalchishina NOVOSIBIRSK 2015 Braid group B n = 1 , . . . , n 1 the braid group . i i + 1 i = i + 1 i i + 1 for i = 1 , 2 , . . . , n 2 , = for | i j |
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