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Mirrors > Home > MPE Home > Th. List > alephfnon | Structured version Visualization version GIF version |
Description: The aleph function is a function on the class of ordinal numbers. (Contributed by NM, 21-Oct-2003.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Ref | Expression |
---|---|
alephfnon | ⊢ ℵ Fn On |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rdgfnon 8419 | . 2 ⊢ rec(har, ω) Fn On | |
2 | df-aleph 9937 | . . 3 ⊢ ℵ = rec(har, ω) | |
3 | 2 | fneq1i 6640 | . 2 ⊢ (ℵ Fn On ↔ rec(har, ω) Fn On) |
4 | 1, 3 | mpbir 230 | 1 ⊢ ℵ Fn On |
Colors of variables: wff setvar class |
Syntax hints: Oncon0 6358 Fn wfn 6532 ωcom 7852 reccrdg 8410 harchar 9553 ℵcale 9933 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2697 ax-rep 5278 ax-sep 5292 ax-nul 5299 ax-pr 5420 ax-un 7722 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2528 df-eu 2557 df-clab 2704 df-cleq 2718 df-clel 2804 df-nfc 2879 df-ne 2935 df-ral 3056 df-rex 3065 df-reu 3371 df-rab 3427 df-v 3470 df-sbc 3773 df-csb 3889 df-dif 3946 df-un 3948 df-in 3950 df-ss 3960 df-pss 3962 df-nul 4318 df-if 4524 df-pw 4599 df-sn 4624 df-pr 4626 df-op 4630 df-uni 4903 df-iun 4992 df-br 5142 df-opab 5204 df-mpt 5225 df-tr 5259 df-id 5567 df-eprel 5573 df-po 5581 df-so 5582 df-fr 5624 df-we 5626 df-xp 5675 df-rel 5676 df-cnv 5677 df-co 5678 df-dm 5679 df-rn 5680 df-res 5681 df-ima 5682 df-pred 6294 df-ord 6361 df-on 6362 df-suc 6364 df-iota 6489 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7408 df-2nd 7975 df-frecs 8267 df-wrecs 8298 df-recs 8372 df-rdg 8411 df-aleph 9937 |
This theorem is referenced by: alephon 10066 alephcard 10067 alephnbtwn 10068 alephgeom 10079 alephf1 10082 infenaleph 10088 isinfcard 10089 alephiso 10095 alephsmo 10099 alephf1ALT 10100 alephfplem1 10101 alephfplem3 10103 alephsing 10273 alephadd 10574 alephreg 10579 pwcfsdom 10580 cfpwsdom 10581 gch2 10672 gch3 10673 |
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