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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 2800 | 1 ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐴 ∣ 𝜒}) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1398 ∈ wcel 2203 {crab 2524 |
| 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 2214 |
| This theorem depends on definitions: df-bi 117 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2219 df-cleq 2225 df-ral 2525 df-rab 2529 |
| This theorem is referenced by: rabeqbidv 2807 difeq2 3330 seex 4455 mptiniseg 5256 elovmporab 6253 supeq1 7276 supeq2 7279 supeq3 7280 cardcl 7476 isnumi 7477 cardval3ex 7480 carden2bex 7485 genpdflem 7818 genipv 7820 genpelxp 7822 addcomprg 7889 mulcomprg 7891 uzval 9851 ixxval 10225 fzval 10340 hashinfom 11136 hashennn 11138 ssenneg 11197 hashfibclem 11199 hashfibc 11200 shftfn 11502 bitsfval 12621 gcdval 12648 lcmval 12753 isprm 12799 odzval 12932 pceulem 12985 pceu 12986 pcval 12987 pczpre 12988 pcdiv 12993 lspval 14525 istopon 14865 toponsspwpwg 14874 clsval 14963 neival 14995 cnpval 15050 blvalps 15240 blval 15241 limccl 15511 ellimc3apf 15512 eldvap 15534 sgmval 15838 vtxdgfifival 16273 clwwlknon 16411 clwwlk0on0 16413 eupth2fi 16461 |
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