Axiom ax-bdel 15575

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 2168	. 2 wff 𝑥 ∈ 𝑦
4	3	wbd 15566	1 wff BOUNDED 𝑥 ∈ 𝑦

This axiom is referenced by:  bdcv  15602  bdop  15629  bdcuni  15630  bdcint  15631  bdcriota  15637  bj-nalset  15649  bj-inex  15661  bj-axun2  15669  bj-nnelirr  15707