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Theorem subgroup.relindex_ne_zero_trans

Modification history

2022-04-07 07:05
src/group_theory/index.lean
chore(group_theory/index): Add `to_additive` (#13191) …
Modified subgroup.relindex_ne_zero_transView on Github →
2021-12-22 23:07
src/group_theory/index.lean
feat(group_theory/index): Transitivity of finite relative index. (#10936) …
Added subgroup.relindex_ne_zero_transView on Github →