ax-bdel - Mathbox for BJ

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Axiom ax-bdel 16517

Description: An atomic formula is bounded (membership predicate). (Contributed by BJ, 3-Oct-2019.)

**Assertion**
Ref	Expression
ax-bdel	⊢ BOUNDED 𝑥 ∈ 𝑦

**Detailed syntax breakdown of Axiom ax-bdel**
Step	Hyp	Ref	Expression
1		vx	. . 3 setvar 𝑥
2		vy	. . 3 setvar 𝑦
3	1, 2	wel 2203	. 2 wff 𝑥 ∈ 𝑦
4	3	wbd 16508	1 wff BOUNDED 𝑥 ∈ 𝑦

Colors of variables: wff set class

This axiom is referenced by: bdcv 16544 bdop 16571 bdcuni 16572 bdcint 16573 bdcriota 16579 bj-nalset 16591 bj-inex 16603 bj-axun2 16611 bj-nnelirr 16649