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| Mirrors > Home > MPE Home > Th. List > cphngp | Structured version Visualization version GIF version | ||
| Description: A subcomplex pre-Hilbert space is a normed group. (Contributed by Mario Carneiro, 13-Oct-2015.) |
| Ref | Expression |
|---|---|
| cphngp | ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmGrp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cphnlm 25520 | . 2 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmMod) | |
| 2 | nlmngp 25023 | . 2 ⊢ (𝑊 ∈ NrmMod → 𝑊 ∈ NrmGrp) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmGrp) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 NrmGrpcngp 24923 NrmModcnlm 24926 ℂPreHilccph 25514 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 ax-nul 5263 |
| 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 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-ne 2960 df-ral 3081 df-rab 3417 df-v 3456 df-sbc 3743 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-br 5107 df-opab 5171 df-mpt 5190 df-xp 5661 df-cnv 5663 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6509 df-fv 6563 df-ov 7443 df-nlm 24932 df-cph 25516 |
| This theorem is used by: cphnmf 25543 reipcl 25545 ipge0 25546 cphpyth 25564 cphipval2 25589 4cphipval2 25590 cphipval 25591 ipcn 25594 cnmpt1ip 25595 cnmpt2ip 25596 clsocv 25598 minveclem1 25772 minveclem2 25774 minveclem3b 25776 minveclem3 25777 minveclem4a 25778 minveclem4 25780 minveclem6 25782 minveclem7 25783 pjthlem1 25785 rrxngp 47498 |
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