o Why don't knots form a group? o Why do braids form a group? (What in knot theory does form groups) o Why don't knots form a group? o Why do braids form a group? (What in knot theor...

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Answer 1

Answer #1

Considoo the mani fld M obtained from $ biemoving an open olid towus neighborhd of K, So dM İs homeomorphic to T2. The inclus

loan mathemats d also rson astnbraid groop is the gnoup whose elements one equaivalence classes of n-braids, Ceg, onden ambie

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