Description: The multivariate polynomial constructor is a proper binary operator. (Contributed by Mario Carneiro, 21-Mar-2015)
Ref | Expression | ||
---|---|---|---|
Assertion | reldmmpl | ⊢ Rel dom mPoly |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-mpl | ⊢ mPoly = ( 𝑖 ∈ V , 𝑟 ∈ V ↦ ⦋ ( 𝑖 mPwSer 𝑟 ) / 𝑠 ⦌ ( 𝑠 ↾s { 𝑓 ∈ ( Base ‘ 𝑠 ) ∣ 𝑓 finSupp ( 0g ‘ 𝑟 ) } ) ) | |
2 | 1 | reldmmpo | ⊢ Rel dom mPoly |