- diameter of a conic section
- Математика: диаметр конического сечения
Универсальный англо-русский словарь. Академик.ру. 2011.
diameter of a conic section
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Diameter — For the notion of diameter in graph theory, see Distance (graph theory). For the computer network protocol, see Diameter (protocol). Diameter In geometry, a diameter of a circle is any straight line segment that passes through the center of the… … Wikipedia
Diameter — Di*am e*ter, n. [F. diam[ e]tre, L. diametros, fr. Gr. ?; dia through + ? measure. See {Meter}.] 1. (Geom.) (a) Any right line passing through the center of a figure or body, as a circle, conic section, sphere, cube, etc., and terminated by the… … The Collaborative International Dictionary of English
conjugate diameter — noun 1. : conjugata 2. a. : one of two diameters of a central conic section each of which bisects all chords parallel to the other b. : one of three diameters of a central quadric having as its conjugate diametral plane the plane of the other two … Useful english dictionary
Conjugate diameters — Diameter Di*am e*ter, n. [F. diam[ e]tre, L. diametros, fr. Gr. ?; dia through + ? measure. See {Meter}.] 1. (Geom.) (a) Any right line passing through the center of a figure or body, as a circle, conic section, sphere, cube, etc., and terminated … The Collaborative International Dictionary of English
mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… … Universalium
Ellipse — Elliptical redirects here. For the exercise machine, see Elliptical trainer. This article is about the geometric figure. For other uses, see Ellipse (disambiguation). Not to be confused with ellipsis. An ellipse obtained as the intersection of a… … Wikipedia
comet — cometary /kom i ter ee/, cometic /keuh met ik/, cometical, adj. cometlike, adj. /kom it/, n. Astron. a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and… … Universalium
geometry — /jee om i tree/, n. 1. the branch of mathematics that deals with the deduction of the properties, measurement, and relationships of points, lines, angles, and figures in space from their defining conditions by means of certain assumed properties… … Universalium
Circle — This article is about the shape and mathematical concept. For other uses, see Circle (disambiguation). Circle illustration showing a radius, a diameter, the centre and the circumference … Wikipedia
Hyperbola — This article is about a geometrical curve, a conic section. For the term used in rhetoric, see Hyperbole … Wikipedia
ellipse — /i lips /, n. Geom. a plane curve such that the sums of the distances of each point in its periphery from two fixed points, the foci, are equal. It is a conic section formed by the intersection of a right circular cone by a plane that cuts the… … Universalium
