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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 2762 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2762 | . . . 4 ⊢ (·𝑖‘𝑊) = (·𝑖‘𝑊) | |
| 3 | eqid 2762 | . . . 4 ⊢ (norm‘𝑊) = (norm‘𝑊) | |
| 4 | eqid 2762 | . . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 5 | eqid 2762 | . . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 6 | 1, 2, 3, 4, 5 | iscph 25340 | . . 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 1162 | . 2 ⊢ (𝑊 ∈ ℂPreHil → (𝑊 ∈ PreHil ∧ 𝑊 ∈ NrmMod ∧ (Scalar‘𝑊) = (ℂfld ↾s (Base‘(Scalar‘𝑊))))) |
| 8 | 7 | simp1d 1159 | 1 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ PreHil) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1102 = wceq 1569 ∈ wcel 2142 ∩ cin 3903 ⊆ wss 3904 ↦ cmpt 5191 “ cima 5663 ‘cfv 6536 (class class class)co 7412 0cc0 11106 +∞cpnf 11246 [,)cico 13380 √csqrt 15291 Basecbs 17275 ↾s cress 17296 Scalarcsca 17319 ·𝑖cip 17321 ℂfldccnfld 21533 PreHilcphl 21785 normcnm 24744 NrmModcnlm 24748 ℂPreHilccph 25336 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-ext 2734 ax-nul 5268 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-sb 2096 df-clab 2741 df-cleq 2754 df-clel 2837 df-ne 2958 df-rab 3416 df-v 3456 df-sbc 3744 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-nul 4286 df-if 4487 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-br 5109 df-opab 5173 df-mpt 5192 df-xp 5666 df-cnv 5668 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 df-iota 6492 df-fv 6544 df-ov 7415 df-cph 25338 |
| This theorem is used by: cphlvec 25345 cphcjcl 25353 cphipcl 25361 cphnmf 25365 cphipcj 25369 cphorthcom 25371 cphip0l 25372 cphip0r 25373 cphipeq0 25374 cphdir 25375 cphdi 25376 cph2di 25377 cphsubdir 25378 cphsubdi 25379 cph2subdi 25380 cphass 25381 cphassr 25382 ipcau 25408 nmparlem 25409 ipcn 25416 cphsscph 25421 hlphl 25535 cmscsscms 25543 bncssbn 25544 pjthlem2 25608 |
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