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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 9564 | . 2 ⊢ ω ∈ V | |
| 2 | omelon2 7830 | . 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 3430 Oncon0 6324 ωcom 7817 |
| 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 5232 ax-nul 5242 ax-pr 5376 ax-un 7689 ax-inf2 9562 |
| 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 3063 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-br 5087 df-opab 5149 df-tr 5194 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-ord 6327 df-on 6328 df-lim 6329 df-suc 6330 df-om 7818 |
| This theorem is referenced by: oancom 9572 cnfcomlem 9620 cnfcom 9621 cnfcom2lem 9622 cnfcom2 9623 cnfcom3lem 9624 cnfcom3 9625 cnfcom3clem 9626 cardom 9910 infxpenlem 9935 xpomen 9937 infxpidm2 9939 infxpenc 9940 infxpenc2lem1 9941 infxpenc2 9944 alephon 9991 infenaleph 10013 iunfictbso 10036 dfac12k 10070 infunsdom1 10134 domtriomlem 10364 iunctb 10497 pwcfsdom 10506 canthp1lem2 10576 pwfseqlem4a 10584 pwfseqlem4 10585 pwfseqlem5 10586 wunex3 10664 znnen 16179 qnnen 16180 cygctb 19867 2ndcctbss 23420 2ndcomap 23423 2ndcsep 23424 tx1stc 23615 tx2ndc 23616 met1stc 24486 met2ndci 24487 re2ndc 24766 uniiccdif 25545 dyadmbl 25567 opnmblALT 25570 mbfimaopnlem 25622 aannenlem3 26296 dfz12s2 28480 exrecfnlem 37695 poimirlem32 37973 numinfctb 43531 onexomgt 43669 onexlimgt 43671 onexoegt 43672 1oaomeqom 43721 oaabsb 43722 oaordnrex 43723 oaordnr 43724 2omomeqom 43731 omnord1ex 43732 omnord1 43733 nnoeomeqom 43740 oenord1 43744 oaomoencom 43745 cantnftermord 43748 cantnfub 43749 cantnf2 43753 nnawordexg 43755 dflim5 43757 oacl2g 43758 onmcl 43759 omabs2 43760 omcl2 43761 tfsnfin 43780 ofoaf 43783 ofoafo 43784 naddcnff 43790 naddcnffo 43792 naddcnfcom 43794 naddcnfid1 43795 naddcnfid2 43796 naddcnfass 43797 naddwordnexlem0 43824 naddwordnexlem1 43825 naddwordnexlem3 43827 oawordex3 43828 naddwordnexlem4 43829 infordmin 43959 minregex 43961 omiscard 43970 sucomisnotcard 43971 aleph1min 43984 alephiso3 43986 wfaxinf2 45428 |
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