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| Mirrors > Home > ILE Home > Th. List > rabbidv | GIF version | ||
| Description: Equivalent wff's yield equal restricted class abstractions (deduction form). (Contributed by NM, 10-Feb-1995.) |
| Ref | Expression |
|---|---|
| rabbidv.1 | ⊢ (𝜑 → (𝜓 ↔ 𝜒)) |
| Ref | Expression |
|---|---|
| rabbidv | ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐴 ∣ 𝜒}) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rabbidv.1 | . . 3 ⊢ (𝜑 → (𝜓 ↔ 𝜒)) | |
| 2 | 1 | adantr 276 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴) → (𝜓 ↔ 𝜒)) |
| 3 | 2 | rabbidva 2787 | 1 ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐴 ∣ 𝜒}) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1395 ∈ wcel 2200 {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-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-11 1552 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-ral 2513 df-rab 2517 |
| This theorem is referenced by: rabeqbidv 2794 difeq2 3316 seex 4427 mptiniseg 5226 elovmporab 6214 supeq1 7169 supeq2 7172 supeq3 7173 cardcl 7369 isnumi 7370 cardval3ex 7373 carden2bex 7378 genpdflem 7710 genipv 7712 genpelxp 7714 addcomprg 7781 mulcomprg 7783 uzval 9740 ixxval 10109 fzval 10223 hashinfom 11017 hashennn 11019 shftfn 11356 bitsfval 12474 gcdval 12501 lcmval 12606 isprm 12652 odzval 12785 pceulem 12838 pceu 12839 pcval 12840 pczpre 12841 pcdiv 12846 lspval 14375 istopon 14708 toponsspwpwg 14717 clsval 14806 neival 14838 cnpval 14893 blvalps 15083 blval 15084 limccl 15354 ellimc3apf 15355 eldvap 15377 sgmval 15678 vtxdgfifival 16077 |
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