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| Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-omsson | GIF version | ||
| Description: Constructive proof of omsson 4704. See also bj-omssonALT 16284. (Contributed by BJ, 27-Oct-2020.) (Proof modification is discouraged.) (New usage is discouraged. |
| Ref | Expression |
|---|---|
| bj-omsson | ⊢ ω ⊆ On |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | bj-nnelon 16280 | . 2 ⊢ (𝑥 ∈ ω → 𝑥 ∈ On) | |
| 2 | 1 | ssriv 3228 | 1 ⊢ ω ⊆ On |
| Colors of variables: wff set class |
| Syntax hints: ⊆ wss 3197 Oncon0 4453 ωcom 4681 |
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-nul 4209 ax-pr 4292 ax-un 4523 ax-bd0 16134 ax-bdor 16137 ax-bdal 16139 ax-bdex 16140 ax-bdeq 16141 ax-bdel 16142 ax-bdsb 16143 ax-bdsep 16205 ax-infvn 16262 |
| This theorem depends on definitions: df-bi 117 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2801 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-nul 3492 df-sn 3672 df-pr 3673 df-uni 3888 df-int 3923 df-tr 4182 df-iord 4456 df-on 4458 df-suc 4461 df-iom 4682 df-bdc 16162 df-bj-ind 16248 |
| This theorem is referenced by: (None) |
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