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| Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-omex | GIF version | ||
| Description: Proof of omex 4720 from ax-infvn 16850. (Contributed by BJ, 14-Nov-2019.) (Proof modification is discouraged.) |
| Ref | Expression |
|---|---|
| bj-omex | ⊢ ω ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-infvn 16850 | . 2 ⊢ ∃𝑥(Ind 𝑥 ∧ ∀𝑦(Ind 𝑦 → 𝑥 ⊆ 𝑦)) | |
| 2 | bj-2inf 16847 | . 2 ⊢ (ω ∈ V ↔ ∃𝑥(Ind 𝑥 ∧ ∀𝑦(Ind 𝑦 → 𝑥 ⊆ 𝑦))) | |
| 3 | 1, 2 | mpbir 146 | 1 ⊢ ω ∈ V |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∀wal 1396 ∃wex 1541 ∈ wcel 2205 Vcvv 2815 ⊆ wss 3214 ωcom 4717 Ind wind 16835 |
| 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-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-nul 4241 ax-pr 4327 ax-un 4559 ax-bd0 16722 ax-bdor 16725 ax-bdex 16728 ax-bdeq 16729 ax-bdel 16730 ax-bdsb 16731 ax-bdsep 16793 ax-infvn 16850 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-sn 3700 df-pr 3701 df-uni 3920 df-int 3955 df-suc 4497 df-iom 4718 df-bdc 16750 df-bj-ind 16836 |
| This theorem is referenced by: bdpeano5 16852 speano5 16853 bdfind 16855 bj-omtrans 16865 bj-omelon 16870 |
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