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Theorem rabeqbidv 2807
Description: Equality of restricted class abstractions. (Contributed by Jeff Madsen, 1-Dec-2009.)
Hypotheses
Ref Expression
rabeqbidv.1 (𝜑𝐴 = 𝐵)
rabeqbidv.2 (𝜑 → (𝜓𝜒))
Assertion
Ref Expression
rabeqbidv (𝜑 → {𝑥𝐴𝜓} = {𝑥𝐵𝜒})
Distinct variable groups:   𝑥,𝐴   𝑥,𝐵   𝜑,𝑥
Allowed substitution hints:   𝜓(𝑥)   𝜒(𝑥)

Proof of Theorem rabeqbidv
StepHypRef Expression
1 rabeqbidv.1 . . 3 (𝜑𝐴 = 𝐵)
2 rabeq 2804 . . 3 (𝐴 = 𝐵 → {𝑥𝐴𝜓} = {𝑥𝐵𝜓})
31, 2syl 14 . 2 (𝜑 → {𝑥𝐴𝜓} = {𝑥𝐵𝜓})
4 rabeqbidv.2 . . 3 (𝜑 → (𝜓𝜒))
54rabbidv 2801 . 2 (𝜑 → {𝑥𝐵𝜓} = {𝑥𝐵𝜒})
63, 5eqtrd 2265 1 (𝜑 → {𝑥𝐴𝜓} = {𝑥𝐵𝜒})
Colors of variables: wff set class
Syntax hints:  wi 4  wb 105   = wceq 1398  {crab 2524
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-ext 2214
This theorem depends on definitions:  df-bi 117  df-tru 1401  df-nf 1510  df-sb 1812  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ral 2525  df-rab 2529
This theorem is referenced by:  elfvmptrab1  5763  elovmporab1w  6246  suppval  6428  mpoxopoveq  6462  supeq123d  7273  phival  12888  dfphi2  12895  gsumress  13582  ismhm  13648  mhmex  13649  issubm  13659  issubg  13864  subgex  13867  isnsg  13893  dfrhm2  14273  isrim0  14280  issubrng  14318  issubrg  14340  rrgval  14381  lsssetm  14476  mplvalcoe  14815  cldval  14934  neifval  14975  cnfval  15029  cnpfval  15030  cnprcl2k  15041  hmeofvalg  15138  ispsmet  15158  ismet  15179  isxmet  15180  blfvalps  15220  cncfval  15407  vtxdgfval  16253  vtxdgop  16257  vtxdeqd  16261  clwwlkg  16358  clwwlkng  16370
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