ax-bdel - Mathbox for BJ

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Axiom ax-bdel 15313

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 2165	. 2 wff 𝑥 ∈ 𝑦
4	3	wbd 15304	1 wff BOUNDED 𝑥 ∈ 𝑦

Colors of variables: wff set class

This axiom is referenced by: bdcv 15340 bdop 15367 bdcuni 15368 bdcint 15369 bdcriota 15375 bj-nalset 15387 bj-inex 15399 bj-axun2 15407 bj-nnelirr 15445