| 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 3081 | . 2 ⊢ (∀𝑥 ∈ 𝐵 𝜑 ↔ ∀𝑥(𝑥 ∈ 𝐵 → 𝜑)) | |
| 2 | nfcv 2926 | . . . 4 ⊢ Ⅎ𝑥𝐴 | |
| 3 | nfv 1949 | . . . . 5 ⊢ Ⅎ𝑥 𝐴 ∈ 𝐵 | |
| 4 | rspc.1 | . . . . 5 ⊢ Ⅎ𝑥𝜓 | |
| 5 | 3, 4 | nfim 1931 | . . . 4 ⊢ Ⅎ𝑥(𝐴 ∈ 𝐵 → 𝜓) |
| 6 | eleq1 2852 | . . . . 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 3549 | . . 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 2147 ∀wral 3080 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-ex 1813 df-nf 1817 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ral 3081 |
| This theorem is used by: rspc2 3588 rspc2vd 3899 disjxiun 5103 pofun 5581 fmptcof 7155 fliftfuns 7345 ofmpteq 7740 tfisg 7889 qliftfuns 8853 xpf1o 9186 iunfi 9360 iundom2g 10651 lble 12296 rlimcld2 15774 sumeq2ii 15889 summolem3 15909 zsum 15913 fsum 15915 fsumf1o 15918 sumss2 15921 fsumcvg2 15922 fsumadd 15935 isummulc2 15957 fsum2dlem 15965 fsumcom2 15969 fsumshftm 15976 fsum0diag2 15978 fsummulc2 15979 fsum00 15994 fsumabs 15997 fsumrelem 16003 fsumrlim 16007 fsumo1 16008 o1fsum 16009 fsumiun 16017 isumshft 16037 prodeq2ii 16109 prodmolem3 16129 zprod 16133 fprod 16137 fprodf1o 16142 prodss 16143 fprodser 16145 fprodmul 16156 fproddiv 16157 fprodm1s 16166 fprodp1s 16167 fprodabs 16170 fprod2dlem 16176 fprodcom2 16180 fprodefsum 16290 sumeven 16586 sumodd 16587 pcmpt 17099 invfuc 18181 dprd2d2 20290 txcnp 23969 ptcnplem 23970 prdsdsf 24716 prdsxmet 24718 fsumcn 25221 ovolfiniun 25852 ovoliunnul 25858 volfiniun 25898 iunmbl 25904 limciun 26244 dvfsumle 26371 dvfsumabs 26373 dvfsumlem1 26376 dvfsumlem3 26378 dvfsumlem4 26379 dvfsumrlim 26381 dvfsumrlim2 26382 dvfsum2 26384 itgsubst 26399 fsumvma 27570 dchrisumlema 27845 dchrisumlem2 27847 dchrisumlem3 27848 nosupbnd1 28101 noinfbnd1 28116 chirred 33027 fsumiunle 33490 sigapildsyslem 34864 voliune 34932 volfiniune 34933 ptrest 38729 poimirlem25 38755 poimirlem26 38756 mzpsubst 43952 rabdiophlem2 44002 cvgcaule 46706 etransclem48 47497 sge0iunmpt 47633 2reu8i 48389 |
| Copyright terms: Public domain | W3C validator |