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| Mirrors > Home > ILE Home > Th. List > rspccv | GIF version | ||
| Description: Restricted specialization, using implicit substitution. (Contributed by NM, 2-Feb-2006.) |
| Ref | Expression |
|---|---|
| rspcv.1 | ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| rspccv | ⊢ (∀𝑥 ∈ 𝐵 𝜑 → (𝐴 ∈ 𝐵 → 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rspcv.1 | . . 3 ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) | |
| 2 | 1 | rspcv 2906 | . 2 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝜑 → 𝜓)) |
| 3 | 2 | com12 30 | 1 ⊢ (∀𝑥 ∈ 𝐵 𝜑 → (𝐴 ∈ 𝐵 → 𝜓)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1397 ∈ wcel 2202 ∀wral 2510 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 |
| This theorem depends on definitions: df-bi 117 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-v 2804 |
| This theorem is referenced by: elinti 3937 ofrval 6245 supubti 7197 suplubti 7198 suplocsrlempr 8026 pitonn 8067 peano5uzti 9587 zindd 9597 1arith 12939 basis2 14771 tg2 14783 mopni 15205 metrest 15229 metcnpi 15238 metcnpi2 15239 plycj 15484 eupthseg 16302 decidi 16391 sumdc2 16395 |
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