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Mirrors > Home > ILE Home > Th. List > Mathboxes > ax-bdor | GIF version |
Description: The disjunction of two bounded formulas is bounded. (Contributed by BJ, 25-Sep-2019.) |
Ref | Expression |
---|---|
bdim.1 | ⊢ BOUNDED 𝜑 |
bdim.2 | ⊢ BOUNDED 𝜓 |
Ref | Expression |
---|---|
ax-bdor | ⊢ BOUNDED (𝜑 ∨ 𝜓) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | wph | . . 3 wff 𝜑 | |
2 | wps | . . 3 wff 𝜓 | |
3 | 1, 2 | wo 703 | . 2 wff (𝜑 ∨ 𝜓) |
4 | 3 | wbd 13847 | 1 wff BOUNDED (𝜑 ∨ 𝜓) |
Colors of variables: wff set class |
This axiom is referenced by: bddc 13863 bd3or 13864 bdxor 13871 bdcun 13897 bdop 13910 bj-zfpair2 13945 bj-nn0suc0 13985 |
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