idempotent
/ˌaɪdɛmˈpoʊtənt/
adjective
- In mathematics and computing, describing an operation that can be applied multiple times without changing the result beyond the first application.
- An idempotent function returns the same output no matter how many times you run it.
- In programming, a GET request is idempotent because calling it once or many times gives the same result.
- The matrix transformation is idempotent, so applying it twice is the same as applying it once.
Synonyms