একটি বক্ররেখা বা পৃষ্ঠ যার সমীকরণ (কার্টিজিয়ান স্থানাঙ্ক

quadric's Usage Examples:

In mathematics, a quadric or quadric surface (quadric hypersurface in higher dimensions), is a generalization of conic sections (ellipses, parabolas,.

{\displaystyle C} , one obtains an elliptic cone or conical quadric, which is a special case of a quadric surface.

ellipsoid is a quadric surface;  that is, a surface that may be defined as the zero set of a polynomial of degree two in three variables.

Among quadric surfaces.

5-space, the points that represent each line in S lie on a quadric, Q known as the Klein quadric.

manifold known as the Lie quadric (a quadric hypersurface in projective space).

Lie sphere geometry is the geometry of the Lie quadric and the Lie transformations.

In geometry, a paraboloid is a quadric surface that has exactly one axis of symmetry and no center of symmetry.

generally, a smooth quadric (degree 2) hypersurface X of any dimension n is rational, by stereographic projection.

(For X a quadric over a field k, X must.

of A, B, C, F, G and H are zero, is called a quadric surface.

There are six types of non-degenerate quadric surfaces: Ellipsoid Hyperboloid of one sheet.

are degenerate quadric surfaces.

When the principal axes of a quadric are aligned with the reference frame (always possible for a quadric), a general equation.

mathematics, a quadric or quadric hypersurface is the subspace of N-dimensional space defined by a polynomial equation of degree 2 over a field.

Simple examples in a real projective space are hyperspheres (quadrics).

correspondence between the 4-dimensional space of lines in P3 and points on a quadric in P5 (projective 5-space).

determined a quadric in P5.

However the linear system of divisors consisting of all such quadrics is not without a base locus.

In fact each such quadric contains.

surfaces, rational ruled surfaces Segre surfaces, intersections of two quadrics in projective 4-space Unirational surfaces of characteristic 0 Veronese.

hyperboloid is a quadric surface, that is, a surface defined as the zero set of a polynomial of degree two in three variables.

Among quadric surfaces, a hyperboloid.

plane P2 or a quadric P1×P1.

Shavel (1978) constructed some "fake quadrics": surfaces of general type with the same Betti numbers as quadrics.

projective space that bears the same essential incidence properties as a quadric (conic section in a projective plane, sphere or cone or hyperboloid in.

A quadric, or quadric surface, is a 2-dimensional surface in 3-dimensional space defined.

a quadric, and is easily seen to contain two one-parameter families of lines.

Over the complex numbers this is a quite general non-singular quadric.

section is a circle on a quadric surface (such as an ellipsoid or hyperboloid).

It is a special plane section of the quadric, as this circle is the intersection.

quadric's Meaning':

a curve or surface whose equation (in Cartesian coordinates

Synonyms:

quadric surface; curve; curved shape; hyperboloid;

Antonyms:

straight line; curliness; straightness; unbend; straighten;