Description: Lemma for module homomorphisms. (Contributed by Mario Carneiro, 18-Oct-2015)
Ref | Expression | ||
---|---|---|---|
Assertion | reldmnmhm | ⊢ Rel dom NMHom |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-nmhm | ⊢ NMHom = ( 𝑠 ∈ NrmMod , 𝑡 ∈ NrmMod ↦ ( ( 𝑠 LMHom 𝑡 ) ∩ ( 𝑠 NGHom 𝑡 ) ) ) | |
2 | 1 | reldmmpo | ⊢ Rel dom NMHom |