Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Theorem
one_mem_class.one_def
Modification history
2022-08-19 09:24
src/group_theory/submonoid/operations.lean
feat(group_theory/submonoid/basic): weaken assumptions for `has_one` instance to `one_mem_class` for `set_like` subobjects (#16104)
Added
one_mem_class.one_def
View on Github →