# extremal

extremal
Having to do with extrema.
2. noun
Any solution to a variety of equations in the calculus of variations

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• extrémal — ● extrémal, extrémale, extrémaux adjectif Qui a atteint une valeur extrême (maximale ou minimale). ● extrémal, extrémale, extrémaux (expressions) adjectif Point extrémal d un ensemble A, élément de la frontière de A. Régulation extrémale,… …   Encyclopédie Universelle

• extremal — /ik stree meuhl/, adj. Math. of or pertaining to an extremum or the calculation of extrema: an extremal problem. [1400 50; late ME. See EXTREM(UM), AL1] * * * …   Universalium

• extremal — /ik stree meuhl/, adj. Math. of or pertaining to an extremum or the calculation of extrema: an extremal problem. [1400 50; late ME. See EXTREM(UM), AL1] …   Useful english dictionary

• Extremal optimization — (EO) is an optimization heuristic inspired by the Bak Sneppen model of self organized criticality from the field of statistical physics. This heuristic was designed initially to address combinatorial optimization problems such as the travelling… …   Wikipedia

• Extremal unzusammenhängender Raum — Extremal unzusammenhängende Räume werden im mathematischen Teilgebiet der Topologie (Mathematik) untersucht. Wie schon der Name andeutet, sind diese Räume sehr weit von Zusammenhangseigenschaften entfernt. Sie treten in der Theorie der Booleschen …   Deutsch Wikipedia

• Extremal graph theory — is a branch of mathematics. In the narrow sense, extremal graph theory studies the graphs which are extremal among graphs with a certain property. There are various meanings for the word extremal : with the largest number of edges, the largest… …   Wikipedia

• Extremal combinatorics — is a field of combinatorics, which is itself a part of mathematics. Extremal combinatorics studies how large or how small a collection of finite objects (numbers, graphs, vectors, sets, etc.) can be, if it has to satisfy certain restrictions.For… …   Wikipedia

• Extremal length — In the mathematical theory of conformal and quasiconformal mappings, the extremal length of a collection of curves Gamma is a conformal invariant of Gamma. More specifically, suppose thatD is an open set in the complex plane and Gamma is a… …   Wikipedia

• Extremal black hole — In theoretical physics, an extremal black hole is a black hole with the minimal possible mass that can be compatible with the given charges and angular momentum.In supersymmetric theories, extremal black holes are often supersymmetric; i.e., they …   Wikipedia

• Extremal orders of an arithmetic function — In mathematics, in number theory, the extremal orders of an arithmetic function are best possible bounds of the given arithmetic function. Specifically, if f(n) is an arithmetic function and m(n) is a non decreasing function that is ultimately… …   Wikipedia

• extremal programming — ekstremalusis programavimas statusas T sritis informatika apibrėžtis Programavimo technologija, kai drauge dirba nedidelė grupė aukštos kvalifikacijos programuotojų, bet kada galinčių pakeisti vienas kitą; vadovaujasi nesudėtingomis, visiems… …   Enciklopedinis kompiuterijos žodynas