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Theorem rabeqbidv 2816
Description: Equality of restricted class abstractions. (Contributed by Jeff Madsen, 1-Dec-2009.)
Hypotheses
Ref Expression
rabeqbidv.1 (𝜑 → 𝐴 = 𝐵)
rabeqbidv.2 (𝜑 → (𝜓 ↔ 𝜒))
Assertion
Ref Expression
rabeqbidv (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜒})
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 (𝜑 → 𝐴 = 𝐵)
2 rabeq 2813 . . 3 (𝐴 = 𝐵 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜓})
31, 2syl 14 . 2 (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜓})
4 rabeqbidv.2 . . 3 (𝜑 → (𝜓 ↔ 𝜒))
54rabbidv 2810 . 2 (𝜑 → {𝑥 ∈ 𝐵 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜒})
63, 5eqtrd 2271 1 (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜒})
Colors of variables:    wff set class
This proof depends on syntax axioms:   → wi 4   ↔ wb 105   = wceq 1402  {crab 2532
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-ext 2220
This proof depends on definitions:  df-bi 117  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ral 2533  df-rab 2537
This theorem is used by:  elfvmptrab1  5804  elovmporab1w  6293  suppval  6481  mpoxopoveq  6515  supeq123d  7338  phival  13021  dfphi2  13028  gzsumress  13772  ismhm  13828  mhmex  13829  issubm  13839  issubg  14036  subgex  14039  isnsg  14065  cntzex  14151  cntzfval  14153  dfrhm2  14571  isrim0  14578  issubrng  14617  issubrg  14639  rrgval  14680  lsssetm  14803  mplvalcoe  15218  cldval  15337  neifval  15378  cnfval  15432  cnpfval  15433  cnprcl2k  15444  hmeofvalg  15541  ispsmet  15561  ismet  15582  isxmet  15583  blfvalps  15623  cncfval  15810  vtxdgfval  16746  vtxdgop  16750  vtxdeqd  16754  clwwlkg  16851  clwwlkng  16863
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