2004/06/08 by David Cimasoni
Mathematics · #math.GT #msc:57M25 #msc:57M27
published as J. Knot Theory Ramifications 10 (2001), no. 3, 387--395 · 9 pages, 9 figures
arxiv created 2004/06/08 · arxiv updated 2009/12/01
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.