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Axiom ax-bdel 13467
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 2129 . 2 wff 𝑥𝑦
43wbd 13458 1 wff BOUNDED 𝑥𝑦
Colors of variables: wff set class
This axiom is referenced by:  bdcv  13494  bdop  13521  bdcuni  13522  bdcint  13523  bdcriota  13529  bj-nalset  13541  bj-inex  13553  bj-axun2  13561  bj-nnelirr  13599
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