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Theorem is_submodule.sum

Modification history

2018-11-05 10:47
algebra/module.lean
feat(linear_algebra,ring_theory): refactoring modules (#456) …
Deleted is_submodule.sumView on Github →
2017-12-05 14:35
algebra/module.lean
refactor(algebra/module): clean up is_submodule projections
Added is_submodule.sumView on Github →