## Stream: Is there code for X?

### Topic: single-valued relation

#### Reid Barton (Sep 06 2020 at 15:13):

Do we already have a definition for a relation r being single-valued (a.k.a. "univalent"), i.e., the graph of a partial function: \forall x y y', r x y -> r x y' -> y = y')?

#### Reid Barton (Sep 06 2020 at 15:57):

to answer my own question: relator.right_unique

Last updated: May 17 2021 at 16:26 UTC