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Theorem is_group_hom.trivial_kernel_of_inj

Modification history

2018-04-11 13:50
group_theory/subgroup.lean
chore(group_theory): simplify proofs; generalize some theorems
Deleted is_group_hom.trivial_kernel_of_injView on Github →
2018-04-11 10:25
group_theory/subgroup.lean
style(group_theory): try to follow conventions (calc indentation, lowercase names, ...)
Modified is_group_hom.trivial_kernel_of_injView on Github →
2018-04-11 10:24
group_theory/subgroup.lean
feat(group_theory): add left/right cosets and normal subgroups
Added is_group_hom.trivial_kernel_of_injView on Github →