Theorem rabeqdv 2793

Description: Equality of restricted class abstractions. Deduction form of rabeq 2791. (Contributed by Glauco Siliprandi, 5-Apr-2020.)

Hypothesis

Ref	Expression
rabeqdv.1	⊢ (𝜑 → 𝐴 = 𝐵)

Assertion

Ref	Expression
rabeqdv	⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜓})

Distinct variable groups:   𝑥,𝐴   𝑥,𝐵

Allowed substitution hints:   𝜑(𝑥)   𝜓(𝑥)

Proof of Theorem rabeqdv

Step	Hyp	Ref	Expression
1		rabeqdv.1	. 2 ⊢ (𝜑 → 𝐴 = 𝐵)
2		rabeq 2791	. 2 ⊢ (𝐴 = 𝐵 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜓})
3	1, 2	syl 14	1 ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐵 ∣ 𝜓})

Syntax hints:   → wi 4   = wceq 1395  {crab 2512

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 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-ext 2211

This theorem depends on definitions:  df-bi 117  df-tru 1398  df-nf 1507  df-sb 1809  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-rab 2517

This theorem is referenced by:  isacnm  7396  elovmpowrd  11126  dfphi2  12758  lspfval  14368  lsppropd  14412  psrval  14646  cncfval  15262  reldvg  15369  dvfvalap  15371  isuhgrm  15887  isushgrm  15888  uhgreq12g  15892  isuhgropm  15897  uhgr0vb  15900  uhgrun  15902  isupgren  15911  upgrop  15920  isumgren  15921  upgrun  15940  umgrun  15942  isuspgren  15971  isusgren  15972  isuspgropen  15978  isusgropen  15979  isausgren  15981  ausgrusgrben  15982  usgrstrrepeen  16045  vtxdgfi0e  16055