polar coordinate
41spherical coordinate system — In geometry, a coordinate system in which any point in three dimensional space is specified by its angle with respect to a polar axis and angle of rotation with respect to a prime meridian on a sphere of a given radius. In spherical coordinates a …
42spherical coordinate — n. Math. any of three coordinates for locating a point in three dimensional space by reference to the length of its radius vector and the two polar angles that determine the position of this vector * * * …
43spherical coordinate — n. Math. any of three coordinates for locating a point in three dimensional space by reference to the length of its radius vector and the two polar angles that determine the position of this vector …
44Conical coordinates — Coordinate surfaces of the conical coordinates. The constants b and c were chosen as 1 and 2, respectively. The red sphere represents r=2, the blue elliptic cone aligned with the vertical z axis represents μ=cosh(1) and the yellow elliptic cone… …
45polarangle — polar angle n. The angle formed by the polar axis and the radius vector in a polar coordinate system. * * * …
46polaraxis — polar axis n. The fixed reference axis from which the polar angle is measured in a polar coordinate system. * * * …
47polarcoordinate — polar coordinate The polar coordinates of point P are (r,θ). Clarinda/Academy Artworks n. Either of two coordinates, the radius or the polar angle, that together specify the position of a point in a plane. * * * …
48Mechanics of planar particle motion — Classical mechanics Newton s Second Law History of classical mechanics  …
49Curvilinear coordinates — Curvilinear, affine, and Cartesian coordinates in two dimensional space Curvilinear coordinates are a coordinate system for Euclidean space in which the coordinate lines may be curved. These coordinates may be derived from a set of Cartesian… …
50Centrifugal force (planar motion) — In classical mechanics, centrifugal force (from Latin centrum center and fugere to flee ) is one of the three so called inertial forces or fictitious forces that enter the equations of motion when Newton s laws are formulated in a non inertial… …
