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| Mirrors > Home > MPE Home > Th. List > rankon | Structured version Visualization version GIF version | ||
| Description: The rank of a set is an ordinal number. Proposition 9.15(1) of [TakeutiZaring] p. 79. (Contributed by NM, 5-Oct-2003.) (Revised by Mario Carneiro, 12-Sep-2013.) |
| Ref | Expression |
|---|---|
| rankon | ⊢ (rank‘𝐴) ∈ On |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rankf 9707 | . 2 ⊢ rank:∪ (𝑅1 “ On)⟶On | |
| 2 | 0elon 6367 | . 2 ⊢ ∅ ∈ On | |
| 3 | 1, 2 | f0cli 7039 | 1 ⊢ (rank‘𝐴) ∈ On |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 ∪ cuni 4840 “ cima 5623 Oncon0 6312 ‘cfv 6487 𝑅1cr1 9675 rankcrnk 9676 |
| 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-10 2147 ax-11 2163 ax-12 2184 ax-ext 2707 ax-sep 5220 ax-nul 5230 ax-pow 5296 ax-pr 5364 ax-un 7678 |
| 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-nf 1786 df-sb 2069 df-mo 2538 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2810 df-nfc 2884 df-ne 2931 df-ral 3050 df-rex 3060 df-reu 3341 df-rab 3388 df-v 3429 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4264 df-if 4457 df-pw 4533 df-sn 4558 df-pr 4560 df-op 4564 df-uni 4841 df-int 4880 df-iun 4925 df-br 5075 df-opab 5137 df-mpt 5156 df-tr 5182 df-id 5515 df-eprel 5520 df-po 5528 df-so 5529 df-fr 5573 df-we 5575 df-xp 5626 df-rel 5627 df-cnv 5628 df-co 5629 df-dm 5630 df-rn 5631 df-res 5632 df-ima 5633 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-ov 7359 df-om 7807 df-2nd 7932 df-frecs 8220 df-wrecs 8251 df-recs 8300 df-rdg 8338 df-r1 9677 df-rank 9678 |
| This theorem is referenced by: rankr1ai 9711 rankr1bg 9716 rankr1clem 9733 rankr1c 9734 rankpwi 9736 rankelb 9737 wfelirr 9738 rankval3b 9739 ranksnb 9740 rankr1a 9749 bndrank 9754 unbndrank 9755 rankunb 9763 rankprb 9764 rankuni2b 9766 rankuni 9776 rankuniss 9779 rankval4 9780 rankbnd2 9782 rankc1 9783 rankc2 9784 rankelun 9785 rankelpr 9786 rankelop 9787 rankmapu 9791 rankxplim 9792 rankxplim3 9794 rankxpsuc 9795 tcrank 9797 scottex 9798 scott0 9799 dfac12lem2 10056 hsmexlem5 10341 r1limwun 10648 wunex3 10653 rankcf 10689 grur1 10732 rankval4b 35231 onvf1odlem4 35276 elhf2 36345 hfuni 36354 dfac11 43478 gruex 44713 |
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