| 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 3079 | . 2 ⊢ (∀𝑥 ∈ 𝐵 𝜑 ↔ ∀𝑥(𝑥 ∈ 𝐵 → 𝜑)) | |
| 2 | nfcv 2924 | . . . 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 2850 | . . . . 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 3548 | . . 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 2145 ∀wral 3078 |
| 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 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2734 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-ex 1813 df-nf 1817 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ral 3079 |
| This theorem is used by: rspc2 3588 rspc2vd 3898 disjxiun 5104 pofun 5585 fmptcof 7128 fliftfuns 7319 ofmpteq 7705 tfisg 7854 qliftfuns 8808 xpf1o 9141 iunfi 9314 iundom2g 10552 lble 12195 rlimcld2 15669 sumeq2ii 15784 summolem3 15804 zsum 15808 fsum 15810 fsumf1o 15813 sumss2 15816 fsumcvg2 15817 fsumadd 15830 isummulc2 15852 fsum2dlem 15860 fsumcom2 15864 fsumshftm 15871 fsum0diag2 15873 fsummulc2 15874 fsum00 15889 fsumabs 15892 fsumrelem 15898 fsumrlim 15902 fsumo1 15903 o1fsum 15904 fsumiun 15912 isumshft 15932 prodeq2ii 16004 prodmolem3 16026 zprod 16030 fprod 16034 fprodf1o 16039 prodss 16040 fprodser 16042 fprodmul 16053 fproddiv 16054 fprodm1s 16063 fprodp1s 16064 fprodabs 16067 fprod2dlem 16073 fprodcom2 16077 fprodefsum 16187 sumeven 16483 sumodd 16484 pcmpt 16990 invfuc 18072 dprd2d2 20179 txcnp 23852 ptcnplem 23853 prdsdsf 24599 prdsxmet 24601 fsumcn 25104 ovolfiniun 25735 ovoliunnul 25741 volfiniun 25781 iunmbl 25787 limciun 26128 dvfsumle 26255 dvfsumabs 26257 dvfsumlem1 26260 dvfsumlem3 26262 dvfsumlem4 26263 dvfsumrlim 26265 dvfsumrlim2 26266 dvfsum2 26268 itgsubst 26283 fsumvma 27457 dchrisumlema 27732 dchrisumlem2 27734 dchrisumlem3 27735 nosupbnd1 27958 noinfbnd1 27973 chirred 32884 fsumiunle 33307 sigapildsyslem 34680 voliune 34748 volfiniune 34749 ptrest 38376 poimirlem25 38402 poimirlem26 38403 mzpsubst 43601 rabdiophlem2 43651 cvgcaule 46327 etransclem48 47118 sge0iunmpt 47254 2reu8i 48009 |
| Copyright terms: Public domain | W3C validator |