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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 7819 | . 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 3427 Oncon0 6312 ωcom 7806 |
| 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 2707 ax-sep 5220 ax-nul 5230 ax-pr 5364 ax-un 7678 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 2714 df-cleq 2727 df-clel 2810 df-ne 2931 df-ral 3050 df-rex 3060 df-rab 3388 df-v 3429 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-br 5075 df-opab 5137 df-tr 5182 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-om 7807 |
| 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 16168 qnnen 16169 cygctb 19856 2ndcctbss 23408 2ndcomap 23411 2ndcsep 23412 tx1stc 23603 tx2ndc 23604 met1stc 24474 met2ndci 24475 re2ndc 24754 uniiccdif 25533 dyadmbl 25555 opnmblALT 25558 mbfimaopnlem 25610 aannenlem3 26284 dfz12s2 28468 exrecfnlem 37683 poimirlem32 37961 numinfctb 43519 onexomgt 43657 onexlimgt 43659 onexoegt 43660 1oaomeqom 43709 oaabsb 43710 oaordnrex 43711 oaordnr 43712 2omomeqom 43719 omnord1ex 43720 omnord1 43721 nnoeomeqom 43728 oenord1 43732 oaomoencom 43733 cantnftermord 43736 cantnfub 43737 cantnf2 43741 nnawordexg 43743 dflim5 43745 oacl2g 43746 onmcl 43747 omabs2 43748 omcl2 43749 tfsnfin 43768 ofoaf 43771 ofoafo 43772 naddcnff 43778 naddcnffo 43780 naddcnfcom 43782 naddcnfid1 43783 naddcnfid2 43784 naddcnfass 43785 naddwordnexlem0 43812 naddwordnexlem1 43813 naddwordnexlem3 43815 oawordex3 43816 naddwordnexlem4 43817 infordmin 43947 minregex 43949 omiscard 43958 sucomisnotcard 43959 aleph1min 43972 alephiso3 43974 wfaxinf2 45416 |
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