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Mirrors > Home > ILE Home > Th. List > rabex2 | GIF version |
Description: Separation Scheme in terms of a restricted class abstraction. (Contributed by AV, 16-Jul-2019.) (Revised by AV, 26-Mar-2021.) |
Ref | Expression |
---|---|
rabex2.1 | ⊢ 𝐵 = {𝑥 ∈ 𝐴 ∣ 𝜓} |
rabex2.2 | ⊢ 𝐴 ∈ V |
Ref | Expression |
---|---|
rabex2 | ⊢ 𝐵 ∈ V |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rabex2.2 | . 2 ⊢ 𝐴 ∈ V | |
2 | rabex2.1 | . . 3 ⊢ 𝐵 = {𝑥 ∈ 𝐴 ∣ 𝜓} | |
3 | id 19 | . . 3 ⊢ (𝐴 ∈ V → 𝐴 ∈ V) | |
4 | 2, 3 | rabexd 4170 | . 2 ⊢ (𝐴 ∈ V → 𝐵 ∈ V) |
5 | 1, 4 | ax-mp 5 | 1 ⊢ 𝐵 ∈ V |
Colors of variables: wff set class |
Syntax hints: = wceq 1364 ∈ wcel 2160 {crab 2472 Vcvv 2756 |
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 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-ext 2171 ax-sep 4143 |
This theorem depends on definitions: df-bi 117 df-tru 1367 df-nf 1472 df-sb 1774 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-rab 2477 df-v 2758 df-in 3155 df-ss 3162 |
This theorem is referenced by: rab2ex 4172 |
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