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Axiom ax-bdel 11181
Description: An atomic formula is bounded (membership predicate). (Contributed by BJ, 3-Oct-2019.)
Assertion
Ref Expression
ax-bdel BOUNDED 𝑥𝑦

Detailed syntax breakdown of Axiom ax-bdel
StepHypRef Expression
1 vx . . 3 setvar 𝑥
2 vy . . 3 setvar 𝑦
31, 2wel 1437 . 2 wff 𝑥𝑦
43wbd 11172 1 wff BOUNDED 𝑥𝑦
Colors of variables: wff set class
This axiom is referenced by:  bdcv  11208  bdop  11235  bdcuni  11236  bdcint  11237  bdcriota  11243  bj-nalset  11255  bj-inex  11267  bj-axun2  11275  bj-nnelirr  11317
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