- equiangular line
- мат. линия, образующая равные углы
Большой англо-русский и русско-английский словарь. 2001.
equiangular line
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Equiangular lines — In geometry, a set of lines in Euclidean space is called equiangular if every pair of lines makes the same angle.Equiangular lines are related to two graphs. Given a set of equiangular lines, let c be the cosine of the common angle. We assume… … Wikipedia
Equiangular spiral — Spiral Spi ral, n. [Cf. F. spirale. See {Spiral}, a.] 1. (Geom.) A plane curve, not re[ e]ntrant, described by a point, called the generatrix, moving along a straight line according to a mathematical law, while the line is revolving about a fixed … The Collaborative International Dictionary of English
Rhumb line — In navigation, a rhumb line (or loxodrome) is a line crossing all meridians at the same angle, i.e. a path of constant bearing. Unlike a great circle route (for which bearing is not constant), following a rhumb line requires turning the vehicle… … Wikipedia
rhumb line — A line on the surface of the earth that cuts all meridians at the same angle. It appears as a curved line on the surface of a sphere. Only one such line may be drawn through any two points. Although this is not the shortest distance, the… … Aviation dictionary
equiglacial line — as at equiangular+... noun Etymology: equi + glacial : a line on a map or chart to show coincidence of ice conditions (as in lakes, rivers, or harbors) at a given time see isopag, isopectic, isotac … Useful english dictionary
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
Polygon — For other uses, see Polygon (disambiguation). Some polygons of different kinds In geometry a polygon ( … Wikipedia
Logarithmic spiral — A logarithmic spiral, equiangular spiral or growth spiral is a special kind of spiral curve which often appears in nature. The logarithmic spiral was first described by Descartes and later extensively investigated by Jakob Bernoulli, who called… … Wikipedia
List of mathematics articles (E) — NOTOC E E₇ E (mathematical constant) E function E₈ lattice E₈ manifold E∞ operad E7½ E8 investigation tool Earley parser Early stopping Earnshaw s theorem Earth mover s distance East Journal on Approximations Eastern Arabic numerals Easton s… … Wikipedia
Stereographic projection — In geometry, the stereographic projection is a particular mapping (function) that projects a sphere onto a plane. The projection is defined on the entire sphere, except at one point mdash; the projection point. Where it is defined, the mapping is … Wikipedia
SO(4) — In mathematics, SO(4) is the four dimensional rotation group; that is, the group of rotations about a fixed point in four dimensional Euclidean space. The name comes from the fact that it is (isomorphic to) the special orthogonal group of order 4 … Wikipedia
