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Theorem isores2 6229
 Description: An isomorphism from one well-order to another can be restricted on either well-order. (Contributed by Mario Carneiro, 15-Jan-2013.)
Assertion
Ref Expression
isores2

Proof of Theorem isores2
Dummy variables are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 f1of 5821 . . . . . . . 8
2 ffvelrn 6029 . . . . . . . . . 10
32adantrr 716 . . . . . . . . 9
4 ffvelrn 6029 . . . . . . . . . 10
54adantrl 715 . . . . . . . . 9
6 brinxp 5067 . . . . . . . . 9
73, 5, 6syl2anc 661 . . . . . . . 8
81, 7sylan 471 . . . . . . 7
98anassrs 648 . . . . . 6
109bibi2d 318 . . . . 5
1110ralbidva 2893 . . . 4
1211ralbidva 2893 . . 3
1312pm5.32i 637 . 2
14 df-isom 5602 . 2
15 df-isom 5602 . 2
1613, 14, 153bitr4i 277 1
 Colors of variables: wff setvar class Syntax hints:  <->wb 184  /\wa 369  e.wcel 1818  A.wral 2807  i^icin 3474   class class class wbr 4452  X.cxp 5002  -->wf 5589  -1-1-onto->wf1o 5592  cfv 5593  Isom`wiso 5594 This theorem is referenced by:  isores1  6230  hartogslem1  7988  leiso  12508  icopnfhmeo  21443  iccpnfhmeo  21445  gtiso  27519  xrge0iifhmeo  27918 This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1618  ax-4 1631  ax-5 1704  ax-6 1747  ax-7 1790  ax-9 1822  ax-10 1837  ax-11 1842  ax-12 1854  ax-13 1999  ax-ext 2435  ax-sep 4573  ax-nul 4581  ax-pr 4691 This theorem depends on definitions:  df-bi 185  df-or 370  df-an 371  df-3an 975  df-tru 1398  df-ex 1613  df-nf 1617  df-sb 1740  df-eu 2286  df-mo 2287  df-clab 2443  df-cleq 2449  df-clel 2452  df-nfc 2607  df-ne 2654  df-ral 2812  df-rex 2813  df-rab 2816  df-v 3111  df-sbc 3328  df-dif 3478  df-un 3480  df-in 3482  df-ss 3489  df-nul 3785  df-if 3942  df-sn 4030  df-pr 4032  df-op 4036  df-uni 4250  df-br 4453  df-opab 4511  df-id 4800  df-xp 5010  df-rel 5011  df-cnv 5012  df-co 5013  df-dm 5014  df-rn 5015  df-iota 5556  df-fun 5595  df-fn 5596  df-f 5597  df-f1 5598  df-f1o 5600  df-fv 5601  df-isom 5602
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