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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 9556 | . 2 ⊢ ω ∈ V | |
| 2 | omelon2 7823 | . 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 7810 |
| 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 7682 ax-inf2 9554 |
| 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 7811 |
| This theorem is referenced by: oancom 9564 cnfcomlem 9612 cnfcom 9613 cnfcom2lem 9614 cnfcom2 9615 cnfcom3lem 9616 cnfcom3 9617 cnfcom3clem 9618 cardom 9902 infxpenlem 9927 xpomen 9929 infxpidm2 9931 infxpenc 9932 infxpenc2lem1 9933 infxpenc2 9936 alephon 9983 infenaleph 10005 iunfictbso 10028 dfac12k 10062 infunsdom1 10126 domtriomlem 10356 iunctb 10489 pwcfsdom 10498 canthp1lem2 10568 pwfseqlem4a 10576 pwfseqlem4 10577 pwfseqlem5 10578 wunex3 10656 znnen 16141 qnnen 16142 cygctb 19825 2ndcctbss 23403 2ndcomap 23406 2ndcsep 23407 tx1stc 23598 tx2ndc 23599 met1stc 24469 met2ndci 24470 re2ndc 24749 uniiccdif 25539 dyadmbl 25561 opnmblALT 25564 mbfimaopnlem 25616 aannenlem3 26298 dfzs122 28467 exrecfnlem 37555 poimirlem32 37824 numinfctb 43381 onexomgt 43519 onexlimgt 43521 onexoegt 43522 1oaomeqom 43571 oaabsb 43572 oaordnrex 43573 oaordnr 43574 2omomeqom 43581 omnord1ex 43582 omnord1 43583 nnoeomeqom 43590 oenord1 43594 oaomoencom 43595 cantnftermord 43598 cantnfub 43599 cantnf2 43603 nnawordexg 43605 dflim5 43607 oacl2g 43608 onmcl 43609 omabs2 43610 omcl2 43611 tfsnfin 43630 ofoaf 43633 ofoafo 43634 naddcnff 43640 naddcnffo 43642 naddcnfcom 43644 naddcnfid1 43645 naddcnfid2 43646 naddcnfass 43647 naddwordnexlem0 43674 naddwordnexlem1 43675 naddwordnexlem3 43677 oawordex3 43678 naddwordnexlem4 43679 infordmin 43809 minregex 43811 omiscard 43820 sucomisnotcard 43821 aleph1min 43834 alephiso3 43836 wfaxinf2 45278 |
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