Variation

Variation means a change within population

* Biodiversity
* Genetic diversity, differences within a species

Physics:
* Magnetic variation, difference between magnetic north and true north, measured as an angle
* Variation (astronomy), any perturbation of the mean motion or orbit of a planet or satellite, particularly of the Moon

Mathematics:
* Bounded variation
* Calculus of variations, a field of mathematics which deals with functions of functions.
* Permutation

Statistics:
* Coefficient of variation in statistics, the magnitude of variance relative to the mean.
* Statistical dispersion, a notion of the extent of spread in measurements of a variable, quantified in the variance.

Arts:
* Variation (ballet), solo dance or dance figure
* Variation (music), formal technique where material is altered during repetition
* Variations (album), composed by Andrew Lloyd Webber
* Variation on a theme, in art history

Other:
* Variation (linguistics)
* Variation (game), modifications made to a game by a community of players (as opposed to a central authority)
* Variation (game tree), particular series of moves

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• variation — [ varjasjɔ̃ ] n. f. • 1314; lat. variatio 1 ♦ État de ce qui varie au cours d une durée; suite des changements qui affectent ce qui varie. ⇒ changement, évolution. « La variation du regard en vitesse, en direction, en durée » (Valéry). « La… …   Encyclopédie Universelle

• variation — Variation. s. f. v. Changement. La variation des tesmoins. il y a beaucoup de variation dans ses depositions. la variation des heretiques rend leur doctrine suspecte. la variation du temps. la variation des vents. On dit sur Mer, La variation de… …   Dictionnaire de l'Académie française

• Variation — Va ri*a tion, n. [OE. variatioun, F. variation, L. variatio. See {Vary}.] [1913 Webster] 1. The act of varying; a partial change in the form, position, state, or qualities of a thing; modification; alternation; mutation; diversity; deviation; as …   The Collaborative International Dictionary of English

• variation — var‧i‧a‧tion [ˌveəriˈeɪʆn ǁ ˌver ] noun [countable, uncountable] a difference or change in the normal amount or appearance of something: • Labor figures in both reports are adjusted for seasonal variation (= variation that depends on the time of …   Financial and business terms

• Variation — (lat. variare „verändern“), die spontane oder gewollte Abänderung von Informationsfolgen oder Eigenschaften: Variation (Musik), eine Komposition, die ein Thema nacheinander durch vielfältige melodische, harmonische und rhythmische Abwandlungen… …   Deutsch Wikipedia

• variation — late 14c., from O.Fr. variation, from L. variationem (nom. variatio) a difference, variation, change, from pp. stem of variare to change (see VARY (Cf. vary)). The musical sense is attested from 1801 …   Etymology dictionary

• variation — variation. См. изменчивость. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

• Variation — (v. lat.), 1) Veränderung, Abänderung, Abwechselung; Variatio delectat, Veränderung erfreut, Abwechselung gewährt Vergnügen; 2) (Bot.), das Abändern, Bilden von Varietäten, s.d.; 3) (Math.), s.u. Combinationslehre C), vgl. Variationsrechnung; 4)… …   Pierer's Universal-Lexikon

• Variation — Variation, die Bildung aller Anordnungen von je p Gliedern, in welche n Elemente gebracht werden können. Solche Anordnungen heißen Variationen p ter Klasse; variieren heißt: solche Anordnungen bilden. Die Variationen von a, b, c zur zweiten… …   Lexikon der gesamten Technik

• Variation — (lat.), Veränderung, in der Mathematik eine Kombination (s.d.) mit Umkehrung der Reihenfolge …   Kleines Konversations-Lexikon