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| Mirrors > Home > MPE Home > Th. List > numth3 | Structured version Visualization version GIF version | ||
| Description: All sets are well-orderable under choice. (Contributed by Stefan O'Rear, 28-Feb-2015.) |
| Ref | Expression |
|---|---|
| numth3 | ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ dom card) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elex 3478 | . 2 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
| 2 | cardeqv 10441 | . 2 ⊢ dom card = V | |
| 3 | 1, 2 | eleqtrrdi 2876 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ dom card) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2145 Vcvv 3457 dom cdm 5652 cardccrd 9909 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-rep 5232 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 ax-ac2 10435 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3080 df-rex 3090 df-rmo 3370 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-int 4909 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5547 df-eprel 5552 df-po 5560 df-so 5561 df-fr 5605 df-se 5606 df-we 5607 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-pred 6292 df-ord 6353 df-on 6354 df-suc 6356 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-isom 6534 df-riota 7357 df-ov 7403 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-en 8932 df-card 9913 df-ac 10088 |
| This theorem is referenced by: numth2 10443 ac5b 10450 ac6 10452 zorn2 10478 zorn 10479 zornn0 10480 ttukey 10490 fodomg 10494 wdomac 10499 iundom 10514 cardval 10518 cardid 10519 carden 10523 carddom 10526 cardsdom 10527 domtri 10528 sdomsdomcard 10532 infxpidm 10534 ondomon 10535 infmap 10549 aleph1irr 16292 lbsext 21256 hauspwdom 23619 filssufil 24030 ufilen 24048 minregex2 44123 |
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