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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 9729 | . 2 ⊢ (𝐴 ∈ dom 𝑅1 → (𝑅1‘suc 𝐴) = 𝒫 (𝑅1‘𝐴)) | |
| 2 | r1fnon 9727 | . . . 4 ⊢ 𝑅1 Fn On | |
| 3 | 2 | fndmi 6625 | . . 3 ⊢ dom 𝑅1 = On |
| 4 | 3 | eqcomi 2739 | . 2 ⊢ On = dom 𝑅1 |
| 5 | 1, 4 | eleq2s 2847 | 1 ⊢ (𝐴 ∈ On → (𝑅1‘suc 𝐴) = 𝒫 (𝑅1‘𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 𝒫 cpw 4566 dom cdm 5641 Oncon0 6335 suc csuc 6337 ‘cfv 6514 𝑅1cr1 9722 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-rep 5237 ax-sep 5254 ax-nul 5264 ax-pow 5323 ax-pr 5390 ax-un 7714 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-ral 3046 df-rex 3055 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3757 df-csb 3866 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-pss 3937 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-iun 4960 df-br 5111 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5536 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5594 df-we 5596 df-xp 5647 df-rel 5648 df-cnv 5649 df-co 5650 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6467 df-fun 6516 df-fn 6517 df-f 6518 df-f1 6519 df-fo 6520 df-f1o 6521 df-fv 6522 df-ov 7393 df-2nd 7972 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8381 df-r1 9724 |
| This theorem is referenced by: r1sdom 9734 r1sssuc 9743 tz9.12lem3 9749 rankval2 9778 rankpwi 9783 dfac12lem2 10105 dfac12r 10107 ackbij2lem2 10199 ackbij2lem3 10200 wunr1om 10679 r1wunlim 10697 tskr1om 10727 inar1 10735 inatsk 10738 grur1a 10779 grothomex 10789 rankeq1o 36166 elhf2 36170 0hf 36172 aomclem1 43050 grur1cld 44228 |
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