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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 2790 | 1 ⊢ (𝜑 → {𝑥 ∈ 𝐴 ∣ 𝜓} = {𝑥 ∈ 𝐴 ∣ 𝜒}) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 = wceq 1397 ∈ wcel 2202 {crab 2514 |
| 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 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-11 1554 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-ral 2515 df-rab 2519 |
| This theorem is referenced by: rabeqbidv 2797 difeq2 3319 seex 4432 mptiniseg 5231 elovmporab 6222 supeq1 7185 supeq2 7188 supeq3 7189 cardcl 7385 isnumi 7386 cardval3ex 7389 carden2bex 7394 genpdflem 7727 genipv 7729 genpelxp 7731 addcomprg 7798 mulcomprg 7800 uzval 9757 ixxval 10131 fzval 10245 hashinfom 11041 hashennn 11043 shftfn 11386 bitsfval 12505 gcdval 12532 lcmval 12637 isprm 12683 odzval 12816 pceulem 12869 pceu 12870 pcval 12871 pczpre 12872 pcdiv 12877 lspval 14407 istopon 14740 toponsspwpwg 14749 clsval 14838 neival 14870 cnpval 14925 blvalps 15115 blval 15116 limccl 15386 ellimc3apf 15387 eldvap 15409 sgmval 15710 vtxdgfifival 16145 clwwlknon 16283 clwwlk0on0 16285 eupth2fi 16333 |
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