Variety

Look up variety in Wiktionary, the free dictionary.

Variety may refer to:

Mathematics

• Abelian variety, a complex torus that can be embedded into projective space
• Abstract variety, an intrinsically defined variety
• Algebraic variety, the basic object of study in algebraic geometry
  • Affine variety, a subset of algebraic varieties
  • Projective variety, a subset of algebraic varieties
  • Quasi-projective variety, a subset of algebraic varieties (which includes projective and affine varieties)
• Complex-analytic variety, an object much like an algebraic variety but defined as the zero set of finitely many (real- or complex-)analytic functions
• Variety (universal algebra), classes of algebraic structures defined by equations in universal algebra
• Linear variety, a subset of n-dimensional space that is congruent to a Euclidean space

Sciences

• Variety (botany), a formal rank in botanical taxonomic nomenclature
• Variety (cybernetics), the number of possible states of a system or of an element of the system
• Variety (linguistics), a concept that includes, for instance, dialects, standard language and jargon
• Plant variety (law), a legal rather than taxonomic term for a cultivar or hybrid protected by patent law
• "Variety", an informal (and incorrect and ambiguous) rather than taxonomic term for cultivar in horticulture

Arts and entertainment

Other uses

• Variety, a term in coin collecting
• Variety, the Children's Charity, international charity to help children with special needs

See also

• All pages beginning with Variety
• All pages with a title containing variety
• Var (disambiguation)