Description: A commutative monoid is a monoid. (Contributed by SN, 1-Jun-2024)
Ref | Expression | ||
---|---|---|---|
Hypothesis | cmnmndd.1 | |- ( ph -> G e. CMnd ) |
|
Assertion | cmnmndd | |- ( ph -> G e. Mnd ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cmnmndd.1 | |- ( ph -> G e. CMnd ) |
|
2 | cmnmnd | |- ( G e. CMnd -> G e. Mnd ) |
|
3 | 1 2 | syl | |- ( ph -> G e. Mnd ) |