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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 2803 | 1 ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐴 ∣ 𝜒}) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1398 ∈ wcel 2205 {crab 2526 |
| 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 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-11 1555 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-ral 2527 df-rab 2531 |
| This theorem is referenced by: rabeqbidv 2810 difeq2 3333 seex 4458 mptiniseg 5259 elovmporab 6256 supeq1 7279 supeq2 7282 supeq3 7283 cardcl 7479 isnumi 7480 cardval3ex 7483 carden2bex 7488 genpdflem 7827 genipv 7829 genpelxp 7831 addcomprg 7898 mulcomprg 7900 uzval 9861 ixxval 10235 fzval 10350 hashinfom 11149 hashennn 11151 ssenneg 11212 hashfibclem 11214 hashfibc 11215 shftfn 11517 bitsfval 12636 gcdval 12663 lcmval 12768 isprm 12814 odzval 12947 pceulem 13000 pceu 13001 pcval 13002 pczpre 13003 pcdiv 13008 lspval 14587 istopon 14927 toponsspwpwg 14936 clsval 15025 neival 15057 cnpval 15112 blvalps 15302 blval 15303 limccl 15573 ellimc3apf 15574 eldvap 15596 sgmval 15900 vtxdgfifival 16335 clwwlknon 16473 clwwlk0on0 16475 eupth2fi 16523 |
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