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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 2730 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2730 | . . . 4 ⊢ (·𝑖‘𝑊) = (·𝑖‘𝑊) | |
| 3 | eqid 2730 | . . . 4 ⊢ (norm‘𝑊) = (norm‘𝑊) | |
| 4 | eqid 2730 | . . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 5 | eqid 2730 | . . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 6 | 1, 2, 3, 4, 5 | iscph 25076 | . . 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 1145 | . 2 ⊢ (𝑊 ∈ ℂPreHil → (𝑊 ∈ PreHil ∧ 𝑊 ∈ NrmMod ∧ (Scalar‘𝑊) = (ℂfld ↾s (Base‘(Scalar‘𝑊))))) |
| 8 | 7 | simp1d 1142 | 1 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ PreHil) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1086 = wceq 1540 ∈ wcel 2109 ∩ cin 3915 ⊆ wss 3916 ↦ cmpt 5190 “ cima 5643 ‘cfv 6513 (class class class)co 7389 0cc0 11074 +∞cpnf 11211 [,)cico 13314 √csqrt 15205 Basecbs 17185 ↾s cress 17206 Scalarcsca 17229 ·𝑖cip 17231 ℂfldccnfld 21270 PreHilcphl 21539 normcnm 24470 NrmModcnlm 24474 ℂPreHilccph 25072 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2702 ax-nul 5263 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-sb 2066 df-clab 2709 df-cleq 2722 df-clel 2804 df-ne 2927 df-rab 3409 df-v 3452 df-sbc 3756 df-dif 3919 df-un 3921 df-in 3923 df-ss 3933 df-nul 4299 df-if 4491 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4874 df-br 5110 df-opab 5172 df-mpt 5191 df-xp 5646 df-cnv 5648 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-iota 6466 df-fv 6521 df-ov 7392 df-cph 25074 |
| This theorem is referenced by: cphlvec 25081 cphcjcl 25089 cphipcl 25097 cphnmf 25101 cphipcj 25105 cphorthcom 25107 cphip0l 25108 cphip0r 25109 cphipeq0 25110 cphdir 25111 cphdi 25112 cph2di 25113 cphsubdir 25114 cphsubdi 25115 cph2subdi 25116 cphass 25117 cphassr 25118 ipcau 25144 nmparlem 25145 ipcn 25152 cphsscph 25157 hlphl 25271 cmscsscms 25279 bncssbn 25280 pjthlem2 25344 |
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