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| Mirrors > Home > MPE Home > Th. List > omelon | Structured version Visualization version GIF version | ||
| Description: Omega is an ordinal number. Theorem 1.22 of [Schloeder] p. 3. (Contributed by NM, 10-May-1998.) (Revised by Mario Carneiro, 30-Jan-2013.) |
| Ref | Expression |
|---|---|
| omelon | ⊢ ω ∈ On |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | omex 9557 | . 2 ⊢ ω ∈ V | |
| 2 | omelon2 7824 | . 2 ⊢ (ω ∈ V → ω ∈ On) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ ω ∈ On |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 Vcvv 3441 Oncon0 6318 ωcom 7811 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 ax-sep 5242 ax-nul 5252 ax-pr 5378 ax-un 7683 ax-inf2 9555 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-ne 2934 df-ral 3053 df-rex 3062 df-rab 3401 df-v 3443 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-br 5100 df-opab 5162 df-tr 5207 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-we 5580 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-om 7812 |
| This theorem is referenced by: oancom 9565 cnfcomlem 9613 cnfcom 9614 cnfcom2lem 9615 cnfcom2 9616 cnfcom3lem 9617 cnfcom3 9618 cnfcom3clem 9619 cardom 9903 infxpenlem 9928 xpomen 9930 infxpidm2 9932 infxpenc 9933 infxpenc2lem1 9934 infxpenc2 9937 alephon 9984 infenaleph 10006 iunfictbso 10029 dfac12k 10063 infunsdom1 10127 domtriomlem 10357 iunctb 10490 pwcfsdom 10499 canthp1lem2 10569 pwfseqlem4a 10577 pwfseqlem4 10578 pwfseqlem5 10579 wunex3 10657 znnen 16142 qnnen 16143 cygctb 19826 2ndcctbss 23404 2ndcomap 23407 2ndcsep 23408 tx1stc 23599 tx2ndc 23600 met1stc 24470 met2ndci 24471 re2ndc 24750 uniiccdif 25540 dyadmbl 25562 opnmblALT 25565 mbfimaopnlem 25617 aannenlem3 26299 dfz12s2 28489 exrecfnlem 37597 poimirlem32 37866 numinfctb 43423 onexomgt 43561 onexlimgt 43563 onexoegt 43564 1oaomeqom 43613 oaabsb 43614 oaordnrex 43615 oaordnr 43616 2omomeqom 43623 omnord1ex 43624 omnord1 43625 nnoeomeqom 43632 oenord1 43636 oaomoencom 43637 cantnftermord 43640 cantnfub 43641 cantnf2 43645 nnawordexg 43647 dflim5 43649 oacl2g 43650 onmcl 43651 omabs2 43652 omcl2 43653 tfsnfin 43672 ofoaf 43675 ofoafo 43676 naddcnff 43682 naddcnffo 43684 naddcnfcom 43686 naddcnfid1 43687 naddcnfid2 43688 naddcnfass 43689 naddwordnexlem0 43716 naddwordnexlem1 43717 naddwordnexlem3 43719 oawordex3 43720 naddwordnexlem4 43721 infordmin 43851 minregex 43853 omiscard 43862 sucomisnotcard 43863 aleph1min 43876 alephiso3 43878 wfaxinf2 45320 |
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