Mathlib v3 is deprecated. Go to Mathlib v4

Def direct_sum.add_subgroup_coe

Modification history

2022-05-24 14:54
src/algebra/direct_sum/basic.lean
refactor(algebra/direct_sum/basic): use the new polymorphic subobject API (#14341) …
Deleted direct_sum.add_subgroup_coeView on Github →
2021-11-01 07:01
src/algebra/direct_sum/basic.lean
feat(algebra/direct_sum/module) : coe and internal (#10004) …
Added direct_sum.add_subgroup_coeView on Github →