# set-theoretic difference

Definition from Wiktionary, the free dictionary

## English[edit]

### Noun[edit]

**set-theoretic difference** (*plural* **set-theoretic differences**)

- (set theory) Given two sets A and B, the set-theoretic difference of A and B is the set that contains exactly those elements belonging to A but not to B; the relative complement of B in A.

#### Synonyms[edit]

#### Usage notes[edit]

- In mathematical expressions, the set-theoretic difference of A and B is denoted by "A - B."

#### Translations[edit]

set-theoretic difference —

*see*relative complement