line conic
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Conic — Con ic, Conical Con ic*al, a. [Gr. ?: cf. F. conique. See {Cone}.] 1. Having the form of, or resembling, a geometrical cone; round and tapering to a point, or gradually lessening in circumference; as, a conic or conical figure; a conical vessel.… … The Collaborative International Dictionary of English
Conic section — Conic Con ic, Conical Con ic*al, a. [Gr. ?: cf. F. conique. See {Cone}.] 1. Having the form of, or resembling, a geometrical cone; round and tapering to a point, or gradually lessening in circumference; as, a conic or conical figure; a conical… … The Collaborative International Dictionary of English
Conic sections — Conic Con ic, Conical Con ic*al, a. [Gr. ?: cf. F. conique. See {Cone}.] 1. Having the form of, or resembling, a geometrical cone; round and tapering to a point, or gradually lessening in circumference; as, a conic or conical figure; a conical… … The Collaborative International Dictionary of English
Conic section — Types of conic sections: 1. Parabola 2. Circle and ellipse 3. Hyperbola … Wikipedia
conic section — Geom. a curve formed by the intersection of a plane with a right circular cone; an ellipse, a circle, a parabola, or a hyperbola. Also called conic. [1655 65] * * * Any two dimensional curve traced by the intersection of a right circular cone… … Universalium
Conic section/Proofs — In mathematics, conic sections are relations which represent the equation of the curve (or curves) that result from passing a plane through a cone.CirclesDefinition: The locus of all points in a plane which are equidistant from a given point.… … Wikipedia
Conic sections — Section Sec tion, n. [L. sectio, fr. secare, sectum, to cut; akin to E. saw a cutting instrument: cf. F. section. See {Saw}, and cf. {Scion}, {Dissect}, {Insect}, {Secant}, {Segment}.] 1. The act of cutting, or separation by cutting; as, the… … The Collaborative International Dictionary of English
conic projection — noun a map projection of the globe onto a cone with its point over one of the earth s poles • Syn: ↑conical projection • Hypernyms: ↑map projection • Hyponyms: ↑polyconic projection * * * noun … Useful english dictionary
Line (geometry) — Three lines the red and blue lines have the same slope, while the red and green ones have same y intercept … Wikipedia
Line at infinity — Ideal line redirects here. For the ideal line in racing, see Racing line. In geometry and topology, the line at infinity is a line which is added to the real (affine) plane in order to give closure to, and remove the exceptional cases from, the… … Wikipedia
conic section — noun Date: 1664 1. a plane curve, line, pair of intersecting lines, or point that is the intersection of or bounds the intersection of a plane and a cone with two nappes 2. a curve generated by a point which always moves so that the ratio of its… … New Collegiate Dictionary
