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Mirrors > Home > ILE Home > Th. List > Mathboxes > ax-bdel | GIF version |
Description: An atomic formula is bounded (membership predicate). (Contributed by BJ, 3-Oct-2019.) |
Ref | Expression |
---|---|
ax-bdel | ⊢ BOUNDED x ∈ y |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vx | . . 3 setvar x | |
2 | vy | . . 3 setvar y | |
3 | 1, 2 | wel 1391 | . 2 wff x ∈ y |
4 | 3 | wbd 9267 | 1 wff BOUNDED x ∈ y |
Colors of variables: wff set class |
This axiom is referenced by: bdcv 9303 bdop 9330 bdcuni 9331 bdcint 9332 bdcriota 9338 bj-nalset 9350 bj-inex 9362 bj-axun2 9370 bj-nnelirr 9413 |
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