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| Mirrors > Home > ILE Home > Th. List > Mathboxes > bdcvv | GIF version | ||
| Description: The universal class is bounded. The formulation may sound strange, but recall that here, "bounded" means "Δ0". (Contributed by BJ, 3-Oct-2019.) |
| Ref | Expression |
|---|---|
| bdcvv | ⊢ BOUNDED V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | vex 2803 | . . 3 ⊢ 𝑥 ∈ V | |
| 2 | 1 | bdth 16362 | . 2 ⊢ BOUNDED 𝑥 ∈ V |
| 3 | 2 | bdelir 16378 | 1 ⊢ BOUNDED V |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2200 Vcvv 2800 BOUNDED wbdc 16371 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-5 1493 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-ext 2211 ax-bd0 16344 ax-bdim 16345 ax-bdeq 16351 |
| This theorem depends on definitions: df-bi 117 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-v 2802 df-bdc 16372 |
| This theorem is referenced by: bdcnulALT 16397 |
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