Mathlib Changelog
v3
Changelog
About
Github
Mathlib v3 is deprecated.
Go to Mathlib v4
Commit
2020-12-12 07:17
9cc8835b
View on Github →
feat(group_theory/perm/subgroup): Add some simple subgroups of permutations (
#5279
)
Estimated changes
Created
src/group_theory/perm/subgroup.lean
added
def
equiv.perm.sigma_congr_right_subgroup
added
def
equiv.perm.sum_congr_subgroup