parametric coordinates

См. также в других словарях:

• Parametric surface — A parametric surface is a surface in the Euclidean space R3 which is defined by a parametric equation with two parameters. Parametric representation is the most general way to specify a surface. Surfaces that occur in two of the main theorems of… …   Wikipedia

• parametric equation — noun Date: 1909 any of a set of equations that express the coordinates of the points of a curve as functions of one parameter or that express the coordinates of the points of a surface as functions of two parameters …   New Collegiate Dictionary

• parametric equation — noun : any of a set of equations that express the coordinates of the points of a curve as functions of one parameter or that express the coordinates of the points of a surface as functions of two parameters * * * Math. one of two or more… …   Useful english dictionary

• parametric equation — noun a set of equations that defines the coordinates of the dependent variables (x, y and z) of a curve or surface in terms of one or more independent variables or parameters …   Wiktionary

• parametric equation — /pærəˌmɛtrɪk əˈkweɪʒən/ (say paruh.metrik uh kwayzhuhn) noun one of two or more mathematical equations in which the coordinates of points on a curve or surface are given in terms of one or more parameters (def. 3) of that curve or surface …  

• Orthogonal coordinates — In mathematics, orthogonal coordinates are defined as a set of d coordinates q = (q1, q2, ..., qd) in which the coordinate surfaces all meet at right angles (note: superscripts are indices, not exponents). A coordinate surface for a particular… …   Wikipedia

• Statistical parametric mapping — or SPM is a statistical technique for examining differences in brain activity recorded during functional neuroimaging experiments using neuroimaging technologies such as fMRI or PET. It may also refer to a specific piece of software created by… …   Wikipedia

• Parallel coordinates — is a common way of visualizing high dimensional geometry and analyzing multivariate data. To show a set of points in an n dimensional space, a backdrop is drawn consisting of n parallel lines, typically vertical and equally spaced. A point in n… …   Wikipedia

• Bézier surface — Bézier surfaces are a species of mathematical spline used in computer graphics, computer aided design, and finite element modelling. As with the Bézier curve, a Bézier surface is defined by a set of control points. Similar to interpolation in… …   Wikipedia

• Ellipse — Elliptical redirects here. For the exercise machine, see Elliptical trainer. This article is about the geometric figure. For other uses, see Ellipse (disambiguation). Not to be confused with ellipsis. An ellipse obtained as the intersection of a… …   Wikipedia

• Metric tensor — In the mathematical field of differential geometry, a metric tensor is a type of function defined on a manifold (such as a surface in space) which takes as input a pair of tangent vectors v and w and produces a real number (scalar) g(v,w) in a… …   Wikipedia