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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 3476 | . 2 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
| 2 | cardeqv 10454 | . 2 ⊢ dom card = V | |
| 3 | 1, 2 | eleqtrrdi 2874 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ dom card) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2143 Vcvv 3455 dom cdm 5663 cardccrd 9922 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5239 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 ax-ac2 10448 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-int 4914 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6304 df-ord 6365 df-on 6366 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-isom 6547 df-riota 7369 df-ov 7415 df-2nd 7988 df-frecs 8279 df-wrecs 8310 df-recs 8359 df-en 8945 df-card 9926 df-ac 10101 |
| This theorem is referenced by: numth2 10456 ac5b 10463 ac6 10465 zorn2 10491 zorn 10492 zornn0 10493 ttukey 10503 fodomg 10507 wdomac 10512 iundom 10527 cardval 10531 cardid 10532 carden 10536 carddom 10539 cardsdom 10540 domtri 10541 sdomsdomcard 10545 infxpidm 10547 ondomon 10548 infmap 10562 aleph1irr 16303 lbsext 21268 hauspwdom 23639 filssufil 24050 ufilen 24068 minregex2 44241 |
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