Variation 2811370 221172192 2008-06-23T10:25:10Z Bobo192 97951 Reverted edits by [[Special:Contributions/195.225.189.10|195.225.189.10]] ([[User talk:195.225.189.10|talk]]) to last version by Thijs!bot '''Variation''' means an instance of change or the [[rate]] or magnitude of change. It may refer to: Biology: * [[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 {{disambig}} [[ca:Variació]] [[cs:Variace]] [[de:Variation]] [[es:Variación]] [[gl:Variación]] [[lt:Variacija]] [[no:Variasjon]] [[pl:Wariacja]] [[pt:Variação]] [[ru:Вариация]] [[sk:Variácia]] [[fi:Variaatio]] [[uk:Варіація]]