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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 3461 | . 2 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ V) | |
| 2 | cardeqv 10379 | . 2 ⊢ dom card = V | |
| 3 | 1, 2 | eleqtrrdi 2847 | 1 ⊢ (𝐴 ∈ 𝑉 → 𝐴 ∈ dom card) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2113 Vcvv 3440 dom cdm 5624 cardccrd 9847 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-ac2 10373 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-int 4903 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-se 5578 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-isom 6501 df-riota 7315 df-ov 7361 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-en 8884 df-card 9851 df-ac 10026 |
| This theorem is referenced by: numth2 10381 ac5b 10388 ac6 10390 zorn2 10416 zorn 10417 zornn0 10418 ttukey 10428 fodomg 10432 wdomac 10437 iundom 10452 cardval 10456 cardid 10457 carden 10461 carddom 10464 cardsdom 10465 domtri 10466 sdomsdomcard 10470 infxpidm 10472 ondomon 10473 infmap 10487 aleph1irr 16171 lbsext 21118 hauspwdom 23445 filssufil 23856 ufilen 23874 minregex2 43772 |
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