ribbon knot
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Ribbon knot — In the mathematical area of knot theory, a ribbon knot is a knot which bounds a self intersecting disc with only ribbon singularities . This type of singularity is a self intersection along an arc; the preimage of this arc consists of two arcs in … Wikipedia
Knot — (n[o^]t), n. [OE. knot, knotte, AS. cnotta; akin to D. knot, OHG. chnodo, chnoto, G. knoten, Icel. kn[=u]tr, Sw. knut, Dan. knude, and perh. to L. nodus. Cf. {Knout}, {Knit}.] 1. (a) A fastening together of the parts or ends of one or more… … The Collaborative International Dictionary of English
Ribbon (rhythmic gymnastics) — Ribbon is a component of rhythmic gymnastics.The stickThis can be of any colour and made of wood, bamboo, plastic or fibreglass with a maximum diameter of 1cm (2/5 ) at its widest, a cylindrical or conical shape and should have a length of 50… … Wikipedia
knot — knot1 [nät] n. [ME knotte < OE cnotta, akin to Du knot, Swed knut, Ger knoten < IE * gn eu t < base * gen , to press together > KNOB, KNEAD] 1. a lump or knob in a thread, cord, etc., formed by passing one free end through a loop and… … English World dictionary
knot — Ⅰ. knot1 (nŏt) n. 1. a) A compact intersection of interlaced material, such as cord, ribbon, or rope. b) A fastening made by tying together lengths of material, such as rope, in a prescribed way. 2. A decorative bow of ribbon, fabric, or braid. 3 … Word Histories
Knot theory — A three dimensional depiction of a thickened trefoil knot, the simplest non trivial knot … 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
knot — knot1 knotless, adj. knotlike, adj. /not/, n., v., knotted, knotting. n. 1. an interlacing, twining, looping, etc., of a cord, rope, or the like, drawn tight into a knob or lump, for fastening, binding, or connecting two cords together or a cord… … Universalium
knot — I [[t]nɒt[/t]] n. v. knot•ted, knot•ting 1) navig. tex an interlacing, looping, etc., of a cord, rope, or the like, drawn tight into a knob, for fastening two cords together or a cord to something else 2) cvb a tangled mass; snarl 3) clo an… … From formal English to slang
knot´less — knot1 «not», noun, verb, knot|ted, knot|ting. –n. 1. a) a fastening made by tying or twining together pieces of one or more ropes, strings, or cords: »a square knot, a slipknot, a knot in a shoelace. b) … Useful english dictionary
knot — I. /nɒt / (say not) noun 1. an interlacement of a cord, rope, or the like, drawn tight into a lump or knob, as for fastening two cords, etc., together or to something else. 2. a piece of ribbon or similar material tied or folded upon itself and… …
