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| Mirrors > Home > MPE Home > Th. List > r1suc | Structured version Visualization version GIF version | ||
| Description: Value of the cumulative hierarchy of sets function at a successor ordinal. Part of Definition 9.9 of [TakeutiZaring] p. 76. (Contributed by NM, 2-Sep-2003.) (Revised by Mario Carneiro, 10-Sep-2013.) |
| Ref | Expression |
|---|---|
| r1suc | ⊢ (𝐴 ∈ On → (𝑅1‘suc 𝐴) = 𝒫 (𝑅1‘𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | r1sucg 9748 | . 2 ⊢ (𝐴 ∈ dom 𝑅1 → (𝑅1‘suc 𝐴) = 𝒫 (𝑅1‘𝐴)) | |
| 2 | r1fnon 9746 | . . . 4 ⊢ 𝑅1 Fn On | |
| 3 | 2 | fndmi 6643 | . . 3 ⊢ dom 𝑅1 = On |
| 4 | 3 | eqcomi 2774 | . 2 ⊢ On = dom 𝑅1 |
| 5 | 1, 4 | eleq2s 2883 | 1 ⊢ (𝐴 ∈ On → (𝑅1‘suc 𝐴) = 𝒫 (𝑅1‘𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 𝒫 cpw 4564 dom cdm 5663 Oncon0 6364 suc csuc 6366 ‘cfv 6540 𝑅1cr1 9741 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 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 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7422 df-2nd 7993 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-r1 9743 |
| This theorem is used by: r1sdom 9753 r1sssuc 9762 tz9.12lem3 9768 rankval2 9797 rankpwi 9802 dfac12lem2 10144 dfac12r 10146 ackbij2lem2 10238 ackbij2lem3 10239 wunr1om 10721 r1wunlim 10739 tskr1om 10769 inar1 10777 inatsk 10780 grur1a 10821 grothomex 10831 r1wf 35549 rankval2b 35552 r1ssel 35561 rankeq1o 36702 elhf2 36706 0hf 36708 aomclem1 43841 grur1cld 45016 |
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