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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 2766 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2766 | . . . 4 ⊢ (·𝑖‘𝑊) = (·𝑖‘𝑊) | |
| 3 | eqid 2766 | . . . 4 ⊢ (norm‘𝑊) = (norm‘𝑊) | |
| 4 | eqid 2766 | . . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 5 | eqid 2766 | . . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 6 | 1, 2, 3, 4, 5 | iscph 25366 | . . 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 1163 | . 2 ⊢ (𝑊 ∈ ℂPreHil → (𝑊 ∈ PreHil ∧ 𝑊 ∈ NrmMod ∧ (Scalar‘𝑊) = (ℂfld ↾s (Base‘(Scalar‘𝑊))))) |
| 8 | 7 | simp1d 1160 | 1 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ PreHil) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2146 ∩ cin 3907 ⊆ wss 3908 ↦ cmpt 5197 “ cima 5669 ‘cfv 6543 (class class class)co 7423 0cc0 11118 +∞cpnf 11258 [,)cico 13392 √csqrt 15310 Basecbs 17294 ↾s cress 17315 Scalarcsca 17338 ·𝑖cip 17340 ℂfldccnfld 21559 PreHilcphl 21811 normcnm 24770 NrmModcnlm 24774 ℂPreHilccph 25362 |
| 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 2148 ax-9 2156 ax-ext 2738 ax-nul 5274 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2745 df-cleq 2758 df-clel 2841 df-ne 2962 df-rab 3420 df-v 3460 df-sbc 3748 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-opab 5179 df-mpt 5198 df-xp 5672 df-cnv 5674 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-iota 6499 df-fv 6551 df-ov 7426 df-cph 25364 |
| This theorem is used by: cphlvec 25371 cphcjcl 25379 cphipcl 25387 cphnmf 25391 cphipcj 25395 cphorthcom 25397 cphip0l 25398 cphip0r 25399 cphipeq0 25400 cphdir 25401 cphdi 25402 cph2di 25403 cphsubdir 25404 cphsubdi 25405 cph2subdi 25406 cphass 25407 cphassr 25408 ipcau 25434 nmparlem 25435 ipcn 25442 cphsscph 25447 hlphl 25561 cmscsscms 25569 bncssbn 25570 pjthlem2 25634 |
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