flype

flype
a) A fold or flap, especially of the brim of a hat
b) A transformation of a knot involving a 180° rotation of a tangle

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  • Flype — In the mathematical theory of knots, a flype is a knot move used in the Tait flyping conjecture.It consists of twisting a part of a knot, a tangle: T by 180 degrees. Flype comes from an old scottish word meaning to fold or to turn back .… …   Wikipedia

  • flype — I. ˈflīp transitive verb ( ed/ ing/ s) Etymology: Middle English flipen, probably of Scandinavian origin like flype (II) 1. chiefly Scotland : to strip off by or as if by peeling 2. chiefly Scotland : to turn or fold back (as a stocking) …   Useful english dictionary

  • flype — /flaɪp/ (say fluyp) verb (t) (flyped, flyping) to strip off as by peeling. Also, flipe. {British dialect, from Middle English flipen; ? from Scandinavian} …  

  • Alternating knot — In knot theory, a link diagram is alternating if the crossings alternate under, over, under, over, as you travel along each component of the link. A link is alternating if it has an alternating diagram.Many of the knots with crossing number less… …   Wikipedia

  • List of mathematics articles (F) — NOTOC F F₄ F algebra F coalgebra F distribution F divergence Fσ set F space F test F theory F. and M. Riesz theorem F1 Score Faà di Bruno s formula Face (geometry) Face configuration Face diagonal Facet (mathematics) Facetting… …   Wikipedia

  • List of knot theory topics — Knot theory is the study of mathematical knots. While inspired by knots which appear in daily life in shoelaces and rope, a mathematician s knot differs in that the ends are joined together so that it cannot be undone. In precise mathematical… …   Wikipedia

  • Tait conjectures — The Tait conjectures are conjectures made by Peter Guthrie Tait in his study of knots. The Tait conjectures involve concepts in knot theory such as alternating knots, chirality, and writhe. All of the Tait conjectures have been solved, the most… …   Wikipedia

  • William Menasco — William W. Menasco is a topologist and a professor at the University at Buffalo. He is best known for his work in knot theory.BiographyMenasco received is B.A. from the University of California, Los Angeles in 1975, and his Ph.D. from the… …   Wikipedia

  • flipe — variant of flype …   Useful english dictionary

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