- quadric cylinder
- мат.прямой круговой цилиндр, цилиндр вращения
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Cylinder (geometry) — A right circular cylinder A cylinder is one of the most basic curvilinear geometric shapes, the surface formed by the points at a fixed distance from a given line segment, the axis of the cylinder. The solid enclosed by this surface and by two… … Wikipedia
Quadric — In mathematics, a quadric, or quadric surface, is any D dimensional hypersurface defined as the locus of zeros of a quadratic polynomial. In coordinates {x 0, x 1, x 2, ldots, x D}, the general quadric is defined by the algebraic equation… … Wikipedia
quadric — The three dimensional surface represented by a general second degree equation in three variables. By a suitable choice of co ordinates sucha an equation can be reduced to one of the following standard equations If all of the ± are + then it… … Dictionary of automotive terms
Differential geometry of surfaces — Carl Friedrich Gauss in 1828 In mathematics, the differential geometry of surfaces deals with smooth surfaces with various additional structures, most often, a Riemannian metric. Surfaces have been extensively studied from various perspectives:… … Wikipedia
Quadrique — En mathématiques, et plus précisément en géométrie euclidienne, une quadrique, ou surface quadratique, est une surface de l espace euclidien de dimension 3, lieu des points vérifiant une équation cartésienne de degré 2 Ax2 + By2 + Cz2 + 2Dyz +… … Wikipédia en Français
Cuádrica — Una cuádrica es una superficie determinada por una ecuación de la forma: donde P es un polinomio de segundo grado en las coordenadas . Cuando no se precisa, es una superficie del espacio tridimensional real usual, en un sistema de coordenadas… … Wikipedia Español
Cilindro — Para otros usos de este término, véase Cilindro (desambiguación). Un cilindro circular recto. Un cilindro, en geometría, es la superficie formada por los puntos situados a una distancia fija de una línea recta dada, el eje del cilindro. Como… … Wikipedia Español
Cone (geometry) — Not to be confused with the conical surface.. A right circular cone and an oblique circular cone A cone is an n dimensional geometric shape that tapers smoothly from a base (usually flat and circular) to a point called the apex or vertex.… … Wikipedia
Solid geometry — In mathematics, solid geometry was the traditional name for the geometry of three dimensional Euclidean space mdash; for practical purposes the kind of space we live in. It was developed following the development of plane geometry. Stereometry… … Wikipedia
Quadratic function — A quadratic function, in mathematics, is a polynomial function of the form f(x)=ax^2+bx+c ,!, where a e 0 ,!. The graph of a quadratic function is a parabola whose major axis is parallel to the y axis.The expression ax^2+bx+c in the definition of … Wikipedia
List of mathematical shapes — Following is a list of some mathematically well defined shapes. See also list of polygons, polyhedra and polytopes and list of geometric shapes.0D with no surface*point1D with 0D surface*interval *line2D with 1D surface*Bézier curve: ( As + Bt )… … Wikipedia