Metamath Proof Explorer


Definition df-mevl

Description: Define the evaluation function of a model. (Contributed by Mario Carneiro, 14-Jul-2016)

Ref Expression
Assertion df-mevl mEval = Slot 2 0

Detailed syntax breakdown

Step Hyp Ref Expression
0 cmevl ⊢ mEval
1 c2 ⊢ 2
2 cc0 ⊢ 0
3 1 2 cdc ⊢ 2 0
4 3 cslot ⊢ Slot 2 0
5 0 4 wceq ⊢ mEval = Slot 2 0