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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 9584 | . 2 ⊢ ω ∈ V | |
| 2 | omelon2 7844 | . 2 ⊢ (ω ∈ V → ω ∈ On) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ ω ∈ On |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2132 Vcvv 3444 Oncon0 6331 ωcom 7831 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1805 ax-4 1819 ax-5 1920 ax-6 1977 ax-7 2018 ax-8 2134 ax-9 2142 ax-ext 2724 ax-sep 5236 ax-nul 5246 ax-pr 5380 ax-un 7703 ax-inf2 9582 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3or 1096 df-3an 1097 df-tru 1553 df-fal 1563 df-ex 1790 df-sb 2081 df-clab 2731 df-cleq 2744 df-clel 2827 df-ne 2948 df-ral 3067 df-rex 3077 df-rab 3405 df-v 3446 df-dif 3898 df-un 3900 df-in 3902 df-ss 3912 df-pss 3915 df-nul 4277 df-if 4471 df-pw 4547 df-sn 4573 df-pr 4575 df-op 4579 df-uni 4856 df-br 5091 df-opab 5153 df-tr 5198 df-eprel 5536 df-po 5544 df-so 5545 df-fr 5589 df-we 5591 df-ord 6334 df-on 6335 df-lim 6336 df-suc 6337 df-om 7832 |
| This theorem is referenced by: oancom 9592 cnfcomlem 9640 cnfcom 9641 cnfcom2lem 9642 cnfcom2 9643 cnfcom3lem 9644 cnfcom3 9645 cnfcom3clem 9646 cardom 9930 infxpenlem 9955 xpomen 9957 infxpidm2 9959 infxpenc 9960 infxpenc2lem1 9961 infxpenc2 9964 alephon 10011 infenaleph 10033 iunfictbso 10056 dfac12k 10090 infunsdom1 10154 domtriomlem 10385 iunctb 10518 pwcfsdom 10527 canthp1lem2 10597 pwfseqlem4a 10605 pwfseqlem4 10606 pwfseqlem5 10607 wunex3 10685 znnen 16216 qnnen 16217 cygctb 19904 2ndcctbss 23484 2ndcomap 23487 2ndcsep 23488 tx1stc 23679 tx2ndc 23680 met1stc 24550 met2ndci 24551 re2ndc 24830 uniiccdif 25609 dyadmbl 25631 opnmblALT 25634 mbfimaopnlem 25686 aannenlem3 26360 dfz12s2 28547 exrecfnlem 37811 poimirlem32 38089 numinfctb 43618 onexomgt 43756 onexlimgt 43758 onexoegt 43759 1oaomeqom 43808 oaabsb 43809 oaordnrex 43810 oaordnr 43811 2omomeqom 43818 omnord1ex 43819 omnord1 43820 nnoeomeqom 43827 oenord1 43831 oaomoencom 43832 cantnftermord 43835 cantnfub 43836 cantnf2 43840 nnawordexg 43842 dflim5 43844 oacl2g 43845 onmcl 43846 omabs2 43847 omcl2 43848 tfsnfin 43867 ofoaf 43870 ofoafo 43871 naddcnff 43877 naddcnffo 43879 naddcnfcom 43881 naddcnfid1 43882 naddcnfid2 43883 naddcnfass 43884 naddwordnexlem0 43911 naddwordnexlem1 43912 naddwordnexlem3 43914 oawordex3 43915 naddwordnexlem4 43916 infordmin 44046 minregex 44048 omiscard 44057 sucomisnotcard 44058 aleph1min 44071 alephiso3 44073 wfaxinf2 45515 |
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