Metamath Proof Explorer


Theorem reldmnmhm

Description: Lemma for module homomorphisms. (Contributed by Mario Carneiro, 18-Oct-2015)

Ref Expression
Assertion reldmnmhm Rel dom NMHom

Proof

Step Hyp Ref Expression
1 df-nmhm NMHom = s NrmMod , t NrmMod s LMHom t s NGHom t
2 1 reldmmpo Rel dom NMHom