# Correspondence

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Look up in Wiktionary, the free dictionary.correspondence |

**Correspondence** may refer to:

- In general usage, non-concurrent, remote communication between people, including letters, email, newsgroups, Internet forums, blogs.

## Science[edit]

- Correspondence theory of truth (philosophy), haveory in epistemology
- Correspondence principle (physics): quantum physics theories must agree with classical physics theories when applied to large quantum numbers
- Correspondence principle (sociology), the relationship between social class and available education
- Correspondence (theology), the relationship between spiritual and physical realities
- Correspondence problem (computer vision), finding depth information in stereography
- Regular sound correspondence (linguistics), see Comparative method (linguistics)
- Correspondence rule (quantum mechanics)

## Mathematics[edit]

- 1:1 correspondence, an older name for a bijection
- Binary relation, a formalization of the intuitive concept of correspondence
- Correspondence (algebraic geometry), between two algebraic varieties
- Correspondence (category theory), the opposite of a profunctor
- Correspondence (von Neumann algebra) or bimodule, a type of Hilbert space
- Correspondence, in economics and game theory, a multi-valued function
- Correspondence analysis, a multivariate statistical technique

## Entertainment[edit]

- Correspondence chess played between different geographical locations
- Correspondence (album), a 1983 studio album by singer and musician Peter Godwin
*The Correspondence*, a 2016 film by Giuseppe Tornatore, featuring Jeremy Irons*Correspondences*(Babbitt), a 1967 musical work by Milton Babbitt

## Other uses[edit]

- Correspondence course, a distant education method

## See also[edit]

disambiguation page lists articles associated with the title Correspondence. If an internal link led you here, you may wish to change the link to point directly to the intended article. |
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