John Benediktsson de48558d12 sets: adding ?delete that returns a boolean if elt was deleted from set.		2017-02-07 13:31:07 -08:00
..
identity	factor: second stab at [ ] [ ] unit-test -> { } [ ] unit-test	2015-07-03 09:39:59 -07:00
sequences	factor: second stab at [ ] [ ] unit-test -> { } [ ] unit-test	2015-07-03 09:39:59 -07:00
wrapped	sets: adding ?delete that returns a boolean if elt was deleted from set.	2017-02-07 13:31:07 -08:00