open orthant

См. также в других словарях:

• Orthant — In two dimensions, there are 4 orthants (called quadrants) In geometry, an orthant[1] or hyperoctant[2] is the analogue in n dimensional Euclidean space of a …   Wikipedia

• Vector space — This article is about linear (vector) spaces. For the structure in incidence geometry, see Linear space (geometry). Vector addition and scalar multiplication: a vector v (blue) is added to another vector w (red, upper illustration). Below, w is… …   Wikipedia

• Convex cone — In linear algebra, a convex cone is a subset of a vector space over an ordered field that is closed under linear combinations with positive coefficients. A convex cone (light blue). Inside of it, the light red convex cone consists of all points… …   Wikipedia

• List of mathematics articles (O) — NOTOC O O minimal theory O Nan group O(n) Obelus Oberwolfach Prize Object of the mind Object theory Oblate spheroid Oblate spheroidal coordinates Oblique projection Oblique reflection Observability Observability Gramian Observable subgroup… …   Wikipedia

• Maximal element — In mathematics, especially in order theory, a maximal element of a subset S of some partially ordered set is an element of S that is not smaller than any other element in S. The term minimal element is defined dually. The notion of a maximal is… …   Wikipedia

• Cross-polytope — In geometry, a cross polytope,[1] orthoplex,[2] hyperoctahedron, or cocube is a regular, convex polytope that exists in any number of dimensions. The vertices of a cross polytope are all the permutations of (±1, 0, 0, …, 0). The cross polytope is …   Wikipedia

• Optimisation linéaire — En optimisation, qui est une branche des mathématiques, un problème d optimisation linéaire est un problème d optimisation dans lequel on minimise une fonction linéaire sur un polyèdre convexe. La fonction coût et les contraintes peuvent donc… …   Wikipédia en Français