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Syntax Definition coprab 6550
Description: Extend class notation to include class abstraction (class builder) of nested ordered pairs.
Ref Expression
wph wff 𝜑
vx setvar 𝑥
vy setvar 𝑦
vz setvar 𝑧
Ref Expression
coprab class {⟨⟨𝑥, 𝑦⟩, 𝑧⟩ ∣ 𝜑}

See definition df-oprab 6553 for more information.

Colors of variables: wff setvar class
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