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| Mirrors > Home > MPE Home > Th. List > cphphl | Structured version Visualization version GIF version | ||
| Description: A subcomplex pre-Hilbert space is a pre-Hilbert space. (Contributed by Mario Carneiro, 7-Oct-2015.) |
| Ref | Expression |
|---|---|
| cphphl | ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ PreHil) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2765 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2765 | . . . 4 ⊢ (·𝑖‘𝑊) = (·𝑖‘𝑊) | |
| 3 | eqid 2765 | . . . 4 ⊢ (norm‘𝑊) = (norm‘𝑊) | |
| 4 | eqid 2765 | . . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 5 | eqid 2765 | . . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 6 | 1, 2, 3, 4, 5 | iscph 25290 | . . 3 ⊢ (𝑊 ∈ ℂPreHil ↔ ((𝑊 ∈ PreHil ∧ 𝑊 ∈ NrmMod ∧ (Scalar‘𝑊) = (ℂfld ↾s (Base‘(Scalar‘𝑊)))) ∧ (√ “ ((Base‘(Scalar‘𝑊)) ∩ (0[,)+∞))) ⊆ (Base‘(Scalar‘𝑊)) ∧ (norm‘𝑊) = (𝑥 ∈ (Base‘𝑊) ↦ (√‘(𝑥(·𝑖‘𝑊)𝑥))))) |
| 7 | 6 | simp1bi 1161 | . 2 ⊢ (𝑊 ∈ ℂPreHil → (𝑊 ∈ PreHil ∧ 𝑊 ∈ NrmMod ∧ (Scalar‘𝑊) = (ℂfld ↾s (Base‘(Scalar‘𝑊))))) |
| 8 | 7 | simp1d 1158 | 1 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ PreHil) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1101 = wceq 1563 ∈ wcel 2145 ∩ cin 3906 ⊆ wss 3907 ↦ cmpt 5186 “ cima 5655 ‘cfv 6525 (class class class)co 7400 0cc0 11088 +∞cpnf 11228 [,)cico 13365 √csqrt 15274 Basecbs 17259 ↾s cress 17280 Scalarcsca 17303 ·𝑖cip 17305 ℂfldccnfld 21482 PreHilcphl 21734 normcnm 24694 NrmModcnlm 24698 ℂPreHilccph 25286 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-nul 5261 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-ne 2961 df-rab 3418 df-v 3459 df-sbc 3748 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-opab 5168 df-mpt 5187 df-xp 5658 df-cnv 5660 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-iota 6481 df-fv 6533 df-ov 7403 df-cph 25288 |
| This theorem is referenced by: cphlvec 25295 cphcjcl 25303 cphipcl 25311 cphnmf 25315 cphipcj 25319 cphorthcom 25321 cphip0l 25322 cphip0r 25323 cphipeq0 25324 cphdir 25325 cphdi 25326 cph2di 25327 cphsubdir 25328 cphsubdi 25329 cph2subdi 25330 cphass 25331 cphassr 25332 ipcau 25358 nmparlem 25359 ipcn 25366 cphsscph 25371 hlphl 25485 cmscsscms 25493 bncssbn 25494 pjthlem2 25558 |
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