- reciprocal curvature radius
- радиус кривизны дорожки возврата (шариковой винтовой передачи)
English-Russian dictionary of mechanical engineering and automation. - RUSSO. B.S. Voskoboinikov, V.L. Mitrovich. 2003.
reciprocal curvature radius
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Radius of curvature (applications) — The distance from the center of a sphere or ellipsoid to its surface is its radius. The equivalent surface radius that is described by radial distances at points along the body s surface is its radius of curvature (more formally, the radius of… … Wikipedia
Radius of curvature — may refer to: Radius of curvature (mathematics) Radius of curvature (optics) Radius of curvature (applications), in geodesy and materials science The reciprocal of the curvature, in differential geometry Radius, for a sphere (lingo) The radius of … Wikipedia
Curvature — In mathematics, curvature refers to any of a number of loosely related concepts in different areas of geometry. Intuitively, curvature is the amount by which a geometric object deviates from being flat, or straight in the case of a line, but this … Wikipedia
curvature — /kerr veuh cheuhr, choor /, n. 1. the act of curving or the state of being curved. 2. a curved condition, often abnormal: curvature of the spine. 3. the degree of curving of a line or surface. 4. Geom. a. (at a point on a curve) the derivative of … Universalium
radius of curvature — noun the radius of the circle of curvature; the absolute value of the reciprocal of the curvature of a curve at a given point (Freq. 3) • Hypernyms: ↑radius, ↑r … Useful english dictionary
radius of curvature — Math. the absolute value of the reciprocal of the curvature at a point on a curve. Cf. circle of curvature. [1745 55] * * * … Universalium
radius of curvature — Date: circa 1753 the reciprocal of the curvature of a curve … New Collegiate Dictionary
curvature — noun Date: 1603 1. the act of curving ; the state of being curved 2. a measure or amount of curving; specifically the rate of change of the angle through which the tangent to a curve turns in moving along the curve and which for a circle is equal … New Collegiate Dictionary
Inverse mean curvature flow — In the field of differential geometry in mathematics, inverse mean curvature flow (IMCF) is an example of a geometric flow of hypersurfaces a Riemannian manifold (for example, smooth surfaces in 3 dimensional Euclidean space). Intuitively, a… … Wikipedia
Mean curvature — In mathematics, the mean curvature H of a surface S is an extrinsic measure of curvature that comes from differential geometry and that locally describes the curvature of an embedded surface in some ambient space such as Euclidean space. The… … Wikipedia
Principal curvature — Saddle surface with normal planes in directions of principal curvatures In differential geometry, the two principal curvatures at a given point of a surface are the eigenvalues of the shape operator at the point. They measure how the surface… … Wikipedia
