COMPUTING THE WRITHE OF A KNOT
David Cimasoni
Abstract
David Cimasoni
Abstract
We study the variation of the Tait number of a closed space curve according to its different projections. The results are used to compute the writhe of a knot, leading to a closed formula in case of polygonal curves.
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We study the variation of the Tait number of a closed space curve according to its different projections. The results are used to compute the writhe of a knot, leading to a closed formula in case of polygonal curves.
Key concepts: Writhe, Knot (papermaking), Mathematics, Knot theory, Knot invariant, Linking number, Pure mathematics, Combinatorics