Physics

• Magnetic variation, difference between magnetic north and true north, measured as an angle
• Variation (astronomy)
  Variation (astronomy)
  "Variation" is a generic word in astronomy as in other fields: many observable astronomical quantities can show variations of some kind. But the term variation also has a specific meaning in astronomy, referring to the variation of the Moon...
  
  , any perturbation of the mean motion or orbit of a planet or satellite, particularly of the moon

Mathematics

• Bounded variation
  Bounded variation
  In mathematical analysis, a function of bounded variation, also known as a BV function, is a real-valued function whose total variation is bounded : the graph of a function having this property is well behaved in a precise sense...
  
  
• Calculus of variations
  Calculus of variations
  Calculus of variations is a field of mathematics that deals with extremizing functionals, as opposed to ordinary calculus which deals with functions. A functional is usually a mapping from a set of functions to the real numbers. Functionals are often formed as definite integrals involving unknown...
  
  , a field of mathematics which deals with functions of functions
• Coefficient of variation
  Coefficient of variation
  In probability theory and statistics, the coefficient of variation is a normalized measure of dispersion of a probability distribution. It is also known as unitized risk or the variation coefficient. The absolute value of the CV is sometimes known as relative standard deviation , which is...
  
  
• Permutation
  Permutation
  In mathematics, the notion of permutation is used with several slightly different meanings, all related to the act of permuting objects or values. Informally, a permutation of a set of objects is an arrangement of those objects into a particular order...
  
  

Arts

• Variation (music)
  Variation (music)
  In music, variation is a formal technique where material is repeated in an altered form. The changes may involve harmony, melody, counterpoint, rhythm, timbre, orchestration or any combination of these.-Variation form:...
  
  , formal technique where material is altered during repetition
• Variations (Andrew Lloyd Webber album)
• Variations (Eddie Rabbitt album)
  Variations (Eddie Rabbitt album)
  Variations was the fourth studio album of Country music artist Eddie Rabbitt. It was released in 1978 under the Elektra Records label. The album produced three singles: "Hearts on Fire", which peaked at number two on country charts and two number one hits including "You Don't Love Me Anymore",...
  
  
• Variations (Cage)
  Variations (Cage)
  Variations is a series of works by American avant-garde composer John Cage. Some of the pieces in the series are seminal examples of indeterminate music, others are happenings: performance pieces executed according to the score....
  
  , a series of works by American avant-garde composer John Cage
• Variations (Stravinsky)
  Variations (Stravinsky)
  Variations: Aldous Huxley in memoriam is Igor Stravinsky's last orchestral composition, written in 1963–64.-History:Stravinsky began work on the Variations in Santa Fé, New Mexico in July 1963, and completed the composition in Hollywood, California on 28 October 1964...
  
  , Igor Stravinsky's last orchestral composition, written in 1963–64
• Variation on a theme, in art history

Ballet

• Variation (ballet)
  Variation (ballet)
  Variation or Classical Variation in ballet is a solo dance. As with an Aria in opera, which allows the singer to demonstrate his or her interpretive skills, the variation in ballet has the same function...
  
  , solo dance or dance figure
• Balanchine's 1947 Theme and Variations
  Theme and Variations (ballet)
  Theme and Variations is a ballet by George Balanchine to the final movement of Tschaikovsky's Suite No. 3 for Orchestra in G major, Op. 55 . The premiere took place November 26, 1947, with Ballet Theatre at City Center of Music and Drama. Theme and Variations was conceived specially for Alicia...
  
  
• Balanchine's 1966 Variations (ballet)
  Variations (ballet)
  Variations is a ballet made by New York City Ballet co-founder and founding choreographer George Balanchine to Stravinsky's Variations: Aldous Huxley in memoriam...
  
  , an earlier version of Variations for Orchestra
• Balanchine's 1982 Variations for Orchestra
  Variations for Orchestra
  Variations for Orchestra is the last ballet made by New York City Ballet co-founder and founding choreographer George Balanchine to Igor Stravinsky's Variations: Aldous Huxley in memoriam . The premiere took place on Friday, July 2, 1982, at the New York State Theater, Lincoln Center.- Reviews :*],...
  
  , a subsequent revision of Variations

Other

• Variation (game)
  Variation (game)
  In game design, variation is the process whereby the community of players, rather than any officiating authority, adapts the rules for informal play. If a variant becomes popular, it will often be published in a rules document like Hoyle's Rules of Games. It may supplant the original game...
  
  , modifications made to a game by a community of players (as opposed to a central authority)
• Variation (game tree)
  Variation (game tree)
  A Variation can refer to a specific sequence of successive moves in a turn-based game, often used to specify a hypothetical future state of a game that is being played. Although the term is most commonly used in the context of Chess analysis, it has been applied to other games...
  
  , particular series of moves
• Variation (linguistics)
  Variation (linguistics)
  In sociolinguistics, variation in language use among speakers or groups of speakers is a principal concern. Such variation may occur in pronunciation , word choice , or even preferences for particular grammatical patterns....
  
  

See also

• Variability (disambiguation)
• Variations on a Theme (disambiguation)