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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 9553 | . 2 ⊢ ω ∈ V | |
| 2 | omelon2 7821 | . 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 6315 ωcom 7808 |
| 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 5231 ax-nul 5241 ax-pr 5368 ax-un 7680 ax-inf2 9551 |
| 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 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-om 7809 |
| This theorem is referenced by: oancom 9561 cnfcomlem 9609 cnfcom 9610 cnfcom2lem 9611 cnfcom2 9612 cnfcom3lem 9613 cnfcom3 9614 cnfcom3clem 9615 cardom 9899 infxpenlem 9924 xpomen 9926 infxpidm2 9928 infxpenc 9929 infxpenc2lem1 9930 infxpenc2 9933 alephon 9980 infenaleph 10002 iunfictbso 10025 dfac12k 10059 infunsdom1 10123 domtriomlem 10353 iunctb 10486 pwcfsdom 10495 canthp1lem2 10565 pwfseqlem4a 10573 pwfseqlem4 10574 pwfseqlem5 10575 wunex3 10653 znnen 16138 qnnen 16139 cygctb 19825 2ndcctbss 23398 2ndcomap 23401 2ndcsep 23402 tx1stc 23593 tx2ndc 23594 met1stc 24464 met2ndci 24465 re2ndc 24744 uniiccdif 25523 dyadmbl 25545 opnmblALT 25548 mbfimaopnlem 25600 aannenlem3 26278 dfz12s2 28468 exrecfnlem 37691 poimirlem32 37964 numinfctb 43534 onexomgt 43672 onexlimgt 43674 onexoegt 43675 1oaomeqom 43724 oaabsb 43725 oaordnrex 43726 oaordnr 43727 2omomeqom 43734 omnord1ex 43735 omnord1 43736 nnoeomeqom 43743 oenord1 43747 oaomoencom 43748 cantnftermord 43751 cantnfub 43752 cantnf2 43756 nnawordexg 43758 dflim5 43760 oacl2g 43761 onmcl 43762 omabs2 43763 omcl2 43764 tfsnfin 43783 ofoaf 43786 ofoafo 43787 naddcnff 43793 naddcnffo 43795 naddcnfcom 43797 naddcnfid1 43798 naddcnfid2 43799 naddcnfass 43800 naddwordnexlem0 43827 naddwordnexlem1 43828 naddwordnexlem3 43830 oawordex3 43831 naddwordnexlem4 43832 infordmin 43962 minregex 43964 omiscard 43973 sucomisnotcard 43974 aleph1min 43987 alephiso3 43989 wfaxinf2 45431 |
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