convex cut

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• Convex optimization — Convex minimization, a subfield of optimization, studies the problem of minimizing convex functions over convex sets. Given a real vector space X together with a convex, real valued function defined on a convex subset of X, the problem is to find …   Wikipedia

• cut glass — cut glass, adj. glass ornamented or shaped by cutting or grinding with abrasive wheels. [1835 45] * * * Glassware characterized by a series of facets, or patterns, cut into its surface. A marked pattern is roughed out on a glass object with a… …   Universalium

• Convex and concave polygons — An example of a convex polygon: a regular pentagon In geometry, a polygon can be either convex or concave (non convex). Contents 1 Convex polygons …   Wikipedia

• Cut locus — For the cut locus of a point in a Riemannian manifold, see cut locus (Riemannian manifold). The cut locus is a mathematical structure defined for a closed set S in a Euclidean space X ,that is, a space in which the length of a path is defined.… …   Wikipedia

• Cut glass — Glass Glass (gl[.a]s), n. [OE. glas, gles, AS. gl[ae]s; akin to D., G., Dan., & Sw. glas, Icel. glas, gler, Dan. glar; cf. AS. gl[ae]r amber, L. glaesum. Cf. {Glare}, n., {Glaze}, v. t.] [1913 Webster] 1. A hard, brittle, translucent, and… …   The Collaborative International Dictionary of English

• convex polygon — noun a polygon such that no side extended cuts any other side or vertex; it can be cut by a straight line in at most two points • Ant: ↑concave polygon • Hypernyms: ↑polygon, ↑polygonal shape * * * noun : a polygon each of whose angles is less… …   Useful english dictionary

• Rose-cut — a. Cut flat on the reverse, and with a convex face formed of triangular facets in rows; said of diamonds and other precious stones. See {Rose diamond}, under {Rose}. Cf. {Brilliant}, n. [1913 Webster] …   The Collaborative International Dictionary of English

• cabochon cut —       method of cutting gemstones with a convex, rounded surface that is polished but unfaceted. Opaque, asteriated, iridescent, opalescent, or chatoyant stones are usually cut en cabochon. The back of a normal cabochon cut stone is flat, but it… …   Universalium

• cabochon —   n. convex cut, polished stone.    ♦ en cabochon, cut in that manner …   Dictionary of difficult words

• cabochon — noun A convex cut, polished stone …   Wiktionary

• List of mathematics articles (C) — NOTOC C C closed subgroup C minimal theory C normal subgroup C number C semiring C space C symmetry C* algebra C0 semigroup CA group Cabal (set theory) Cabibbo Kobayashi Maskawa matrix Cabinet projection Cable knot Cabri Geometry Cabtaxi number… …   Wikipedia