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Definition df-goel 36084
Description: Define the Godel-set of membership. Here the arguments 𝑥 = ⟨𝑁, 𝑃⟩ correspond to vN and vP , so (∅∈𝑔1o) actually means v0 ∈ v1 , not 0 ∈ 1. (Contributed by Mario Carneiro, 14-Jul-2013.)
Assertion
Ref Expression
df-goel ∈𝑔 = (𝑥 ∈ (ω × ω) ↦ ⟨∅, 𝑥⟩)

Detailed syntax breakdown of Definition df-goel
StepHypRef Expression
1 cgoe 36077 . 2 class ∈𝑔
2 vx . . 3 setvar 𝑥
3 com 7875 . . . 4 class ω
43, 3cxp 5649 . . 3 class (ω × ω)
5 c0 4279 . . . 4 class ∅
62cv 1569 . . . 4 class 𝑥
75, 6cop 4590 . . 3 class ⟨∅, 𝑥⟩
82, 4, 7cmpt 5186 . 2 class (𝑥 ∈ (ω × ω) ↦ ⟨∅, 𝑥⟩)
91, 8wceq 1570 1 wff ∈𝑔 = (𝑥 ∈ (ω × ω) ↦ ⟨∅, 𝑥⟩)
Colors of variables:    wff setvar class
This definition is used by:  goel  36091
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