Theorem rabexd 4262

Description: Separation Scheme in terms of a restricted class abstraction, deduction form of rabex2 4263. (Contributed by AV, 16-Jul-2019.)

Hypotheses

Ref	Expression
rabexd.1	⊢ 𝐵 = {𝑥 ∈ 𝐴 ∣ 𝜓}
rabexd.2	⊢ (𝜑 → 𝐴 ∈ 𝑉)

Assertion

Ref	Expression
rabexd	⊢ (𝜑 → 𝐵 ∈ V)

Distinct variable group:   𝑥,𝐴

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

Proof of Theorem rabexd

Step	Hyp	Ref	Expression
1		rabexd.1	. 2 ⊢ 𝐵 = {𝑥 ∈ 𝐴 ∣ 𝜓}
2		rabexd.2	. . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑉)
3		rabexg 4260	. . 3 ⊢ (𝐴 ∈ 𝑉 → {𝑥 ∈ 𝐴 ∣ 𝜓} ∈ V)
4	2, 3	syl 14	. 2 ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} ∈ V)
5	1, 4	eqeltrid 2321	1 ⊢ (𝜑 → 𝐵 ∈ V)

Syntax hints:   → wi 4   = wceq 1398   ∈ wcel 2205  {crab 2526  Vcvv 2815

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 2216  ax-sep 4233

This theorem depends on definitions:  df-bi 117  df-tru 1401  df-nf 1510  df-sb 1812  df-clab 2221  df-cleq 2227  df-clel 2230  df-nfc 2375  df-rab 2531  df-v 2817  df-in 3220  df-ss 3227

This theorem is referenced by:  rabex2  4263  2omapfi  7284  hashfibclem  11231  psrbasg  14955  psrelbas  14956  psr0cl  14962  psr0lid  14963  psrnegcl  14964  psrlinv  14965  psrgrp  14966  psr1clfi  14969  mplvalcoe  14971  incistruhgr  16211  clwwlkng  16526