| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > rspc | Structured version Visualization version GIF version | ||
| Description: Restricted specialization, using implicit substitution. (Contributed by NM, 19-Apr-2005.) (Revised by Mario Carneiro, 11-Oct-2016.) |
| Ref | Expression |
|---|---|
| rspc.1 | ⊢ Ⅎ𝑥𝜓 |
| rspc.2 | ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) |
| Ref | Expression |
|---|---|
| rspc | ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝜑 → 𝜓)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-ral 3083 | . 2 ⊢ (∀𝑥 ∈ 𝐵 𝜑 ↔ ∀𝑥(𝑥 ∈ 𝐵 → 𝜑)) | |
| 2 | nfcv 2928 | . . . 4 ⊢ Ⅎ𝑥𝐴 | |
| 3 | nfv 1947 | . . . . 5 ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 | |
| 4 | rspc.1 | . . . . 5 ⊢ Ⅎ𝑥𝜓 | |
| 5 | 3, 4 | nfim 1929 | . . . 4 ⊢ Ⅎ𝑥(𝐴 ∈ 𝐵 → 𝜓) |
| 6 | eleq1 2854 | . . . . 5 ⊢ (𝑥 = 𝐴 → (𝑥 ∈ 𝐵 ↔ 𝐴 ∈ 𝐵)) | |
| 7 | rspc.2 | . . . . 5 ⊢ (𝑥 = 𝐴 → (𝜑 ↔ 𝜓)) | |
| 8 | 6, 7 | imbi12d 347 | . . . 4 ⊢ (𝑥 = 𝐴 → ((𝑥 ∈ 𝐵 → 𝜑) ↔ (𝐴 ∈ 𝐵 → 𝜓))) |
| 9 | 2, 5, 8 | spcgf 3553 | . . 3 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥(𝑥 ∈ 𝐵 → 𝜑) → (𝐴 ∈ 𝐵 → 𝜓))) |
| 10 | 9 | pm2.43a 55 | . 2 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥(𝑥 ∈ 𝐵 → 𝜑) → 𝜓)) |
| 11 | 1, 10 | biimtrid 245 | 1 ⊢ (𝐴 ∈ 𝐵 → (∀𝑥 ∈ 𝐵 𝜑 → 𝜓)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∀wal 1568 = wceq 1570 Ⅎwnf 1816 ∈ wcel 2146 ∀wral 3082 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-ex 1813 df-nf 1817 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ral 3083 |
| This theorem is used by: rspc2 3593 rspc2vd 3904 disjxiun 5111 pofun 5592 fmptcof 7133 fliftfuns 7323 ofmpteq 7710 tfisg 7859 qliftfuns 8811 xpf1o 9137 iunfi 9310 iundom2g 10542 lble 12185 rlimcld2 15655 sumeq2ii 15770 summolem3 15791 zsum 15795 fsum 15797 fsumf1o 15800 sumss2 15803 fsumcvg2 15804 fsumadd 15817 isummulc2 15839 fsum2dlem 15847 fsumcom2 15851 fsumshftm 15858 fsum0diag2 15860 fsummulc2 15861 fsum00 15876 fsumabs 15879 fsumrelem 15885 fsumrlim 15889 fsumo1 15890 o1fsum 15891 fsumiun 15899 isumshft 15919 prodeq2ii 15991 prodmolem3 16013 zprod 16017 fprod 16021 fprodf1o 16026 prodss 16027 fprodser 16029 fprodmul 16040 fproddiv 16041 fprodm1s 16050 fprodp1s 16051 fprodabs 16054 fprod2dlem 16060 fprodcom2 16064 fprodefsum 16174 sumeven 16470 sumodd 16471 pcmpt 16977 invfuc 18059 dprd2d2 20147 txcnp 23814 ptcnplem 23815 prdsdsf 24561 prdsxmet 24563 fsumcn 25066 ovolfiniun 25697 ovoliunnul 25703 volfiniun 25743 iunmbl 25749 limciun 26090 dvfsumle 26217 dvfsumabs 26219 dvfsumlem1 26222 dvfsumlem3 26224 dvfsumlem4 26225 dvfsumrlim 26227 dvfsumrlim2 26228 dvfsum2 26230 itgsubst 26245 fsumvma 27414 dchrisumlema 27689 dchrisumlem2 27691 dchrisumlem3 27692 nosupbnd1 27915 noinfbnd1 27930 chirred 32784 fsumiunle 33210 sigapildsyslem 34582 voliune 34650 volfiniune 34651 ptrest 38310 poimirlem25 38336 poimirlem26 38337 mzpsubst 43519 rabdiophlem2 43569 cvgcaule 46245 etransclem48 47036 sge0iunmpt 47172 2reu8i 47890 |
| Copyright terms: Public domain | W3C validator |