Description: A homomorphism of left modules has a left module as codomain. (Contributed by Stefan O'Rear, 1-Jan-2015)
Ref | Expression | ||
---|---|---|---|
Assertion | lmhmlmod2 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid | |
|
2 | eqid | |
|
3 | 1 2 | lmhmlem | |
4 | 3 | simplrd | |