Covariance and contravariance may refer to:
- Covariance and contravariance of vectors, in mathematics and theoretical physics
- Covariance and contravariance of functors, in category theory
- Covariance and contravariance (computer science), whether a type system preserves the ordering ≤ of types
See also
- Covariance, in probability theory and statistics, the measure of how much two random variables vary together
- Covariance (disambiguation)
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.