Definition of idempotent:
°(computing) Describing an action which, when performed multiple times, has no further effect on its subject after the first time it is performed.
"A projection operator is idempotent."
Definition of idempotent:
°(computing) Describing an action which, when performed multiple times, has no further effect on its subject after the first time it is performed.
"A projection operator is idempotent."