Mathlib v3 is deprecated. Go to Mathlib v4

Theorem free_group.free_group_congr_refl

Modification history

2022-11-15 05:54
src/group_theory/free_group.lean
feat(group_theory/free_group): to_additivize where possible (#17034) …
Modified free_group.free_group_congr_reflView on Github →
2022-01-11 20:49
src/group_theory/free_group.lean
feat(group_theory/free_group): promote free_group_congr to a mul_equiv (#11373) …
Added free_group.free_group_congr_reflView on Github →