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Theorem jech9.3 8954
Description: Every set belongs to some value of the cumulative hierarchy of sets function 𝑅1, i.e. the indexed union of all values of 𝑅1 is the universe. Lemma 9.3 of [Jech] p. 71. (Contributed by NM, 4-Oct-2003.) (Revised by Mario Carneiro, 8-Jun-2013.)
Assertion
Ref Expression
jech9.3 𝑥 ∈ On (𝑅1𝑥) = V

Proof of Theorem jech9.3
StepHypRef Expression
1 r1fnon 8907 . . 3 𝑅1 Fn On
2 fniunfv 6760 . . 3 (𝑅1 Fn On → 𝑥 ∈ On (𝑅1𝑥) = ran 𝑅1)
31, 2ax-mp 5 . 2 𝑥 ∈ On (𝑅1𝑥) = ran 𝑅1
4 fndm 6223 . . . . . 6 (𝑅1 Fn On → dom 𝑅1 = On)
51, 4ax-mp 5 . . . . 5 dom 𝑅1 = On
65imaeq2i 5705 . . . 4 (𝑅1 “ dom 𝑅1) = (𝑅1 “ On)
7 imadmrn 5717 . . . 4 (𝑅1 “ dom 𝑅1) = ran 𝑅1
86, 7eqtr3i 2851 . . 3 (𝑅1 “ On) = ran 𝑅1
98unieqi 4667 . 2 (𝑅1 “ On) = ran 𝑅1
10 unir1 8953 . 2 (𝑅1 “ On) = V
113, 9, 103eqtr2i 2855 1 𝑥 ∈ On (𝑅1𝑥) = V
Colors of variables: wff setvar class
Syntax hints:   = wceq 1658  Vcvv 3414   cuni 4658   ciun 4740  dom cdm 5342  ran crn 5343  cima 5345  Oncon0 5963   Fn wfn 6118  cfv 6123  𝑅1cr1 8902
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1896  ax-4 1910  ax-5 2011  ax-6 2077  ax-7 2114  ax-8 2168  ax-9 2175  ax-10 2194  ax-11 2209  ax-12 2222  ax-13 2391  ax-ext 2803  ax-rep 4994  ax-sep 5005  ax-nul 5013  ax-pow 5065  ax-pr 5127  ax-un 7209  ax-reg 8766  ax-inf2 8815
This theorem depends on definitions:  df-bi 199  df-an 387  df-or 881  df-3or 1114  df-3an 1115  df-tru 1662  df-ex 1881  df-nf 1885  df-sb 2070  df-mo 2605  df-eu 2640  df-clab 2812  df-cleq 2818  df-clel 2821  df-nfc 2958  df-ne 3000  df-ral 3122  df-rex 3123  df-reu 3124  df-rab 3126  df-v 3416  df-sbc 3663  df-csb 3758  df-dif 3801  df-un 3803  df-in 3805  df-ss 3812  df-pss 3814  df-nul 4145  df-if 4307  df-pw 4380  df-sn 4398  df-pr 4400  df-tp 4402  df-op 4404  df-uni 4659  df-int 4698  df-iun 4742  df-br 4874  df-opab 4936  df-mpt 4953  df-tr 4976  df-id 5250  df-eprel 5255  df-po 5263  df-so 5264  df-fr 5301  df-we 5303  df-xp 5348  df-rel 5349  df-cnv 5350  df-co 5351  df-dm 5352  df-rn 5353  df-res 5354  df-ima 5355  df-pred 5920  df-ord 5966  df-on 5967  df-lim 5968  df-suc 5969  df-iota 6086  df-fun 6125  df-fn 6126  df-f 6127  df-f1 6128  df-fo 6129  df-f1o 6130  df-fv 6131  df-om 7327  df-wrecs 7672  df-recs 7734  df-rdg 7772  df-r1 8904
This theorem is referenced by: (None)
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