Theorem DirectSum.IsInternal.ofBijective_coeLinearMap_of_mem_ne

Modification history

2023-11-16 10:23
Mathlib/Algebra/DirectSum/Module.lean
feat: the trace of a direct sum is the sum of the traces (#8369)
Added DirectSum.IsInternal.ofBijective_coeLinearMap_of_mem_neView on Github →