- polar of conic
- мат. поляра конического сечения
Большой англо-русский и русско-английский словарь. 2001.
polar of conic
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Polar coordinate system — Points in the polar coordinate system with pole O and polar axis L. In green, the point with radial coordinate 3 and angular coordinate 60 … Wikipedia
Polar — Po lar, n. (Conic Sections) The right line drawn through the two points of contact of the two tangents drawn from a given point to a given conic section. The given point is called the pole of the line. If the given point lies within the curve so… … The Collaborative International Dictionary of English
Conic section — Types of conic sections: 1. Parabola 2. Circle and ellipse 3. Hyperbola … Wikipedia
polar — I. adjective Etymology: New Latin polaris, from Latin polus pole Date: 1551 1. a. of or relating to a geographic pole or the region around it b. coming from or having the characteristics of such a region c. (1) passing over a celestial body s… … New Collegiate Dictionary
polar — adjective 1》 relating to a pole or poles, in particular the North or South Pole or their adjacent area. 2》 Physics & Chemistry having an electrical or magnetic field. 3》 directly opposite in character or tendency: polar opposites. noun Geometry… … English new terms dictionary
Pole and polar — In geometry, the terms pole and polar are used to describe a point and a line that have a unique reciprocal relationship with respect to a given conic section. If the point lies on the conic section, its polar is the tangent line to the conic… … Wikipedia
Matrix representation of conic sections — In mathematics, the matrix representation of conic sections is one way of studying a conic section, its axis, vertices, foci, tangents, and the relative position of a given point. We can also study conic sections whose axes aren t parallel to our … Wikipedia
Hyperbola — This article is about a geometrical curve, a conic section. For the term used in rhetoric, see Hyperbole … Wikipedia
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
Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… … Wikipedia
Dual curve — Curves, dual to each other; see below for properties. In projective geometry, a dual curve of a given plane curve C is a curve in the dual projective plane consisting of the set of lines tangent to C. There is a map from a curve to its dual,… … Wikipedia
