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Mirrors > Home > ILE Home > Th. List > Mathboxes > bj-omssonALT | GIF version |
Description: Alternate proof of bj-omsson 14485. (Contributed by BJ, 27-Oct-2020.) (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bj-omssonALT | ⊢ ω ⊆ On |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | bj-omelon 14484 | . 2 ⊢ ω ∈ On | |
2 | onss 4490 | . 2 ⊢ (ω ∈ On → ω ⊆ On) | |
3 | 1, 2 | ax-mp 5 | 1 ⊢ ω ⊆ On |
Colors of variables: wff set class |
Syntax hints: ∈ wcel 2148 ⊆ wss 3129 Oncon0 4361 ωcom 4587 |
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 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-nul 4127 ax-pr 4207 ax-un 4431 ax-bd0 14336 ax-bdor 14339 ax-bdal 14341 ax-bdex 14342 ax-bdeq 14343 ax-bdel 14344 ax-bdsb 14345 ax-bdsep 14407 ax-infvn 14464 |
This theorem depends on definitions: df-bi 117 df-3an 980 df-tru 1356 df-nf 1461 df-sb 1763 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ral 2460 df-rex 2461 df-rab 2464 df-v 2739 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-nul 3423 df-sn 3598 df-pr 3599 df-uni 3809 df-int 3844 df-tr 4100 df-iord 4364 df-on 4366 df-suc 4369 df-iom 4588 df-bdc 14364 df-bj-ind 14450 |
This theorem is referenced by: (None) |
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