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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 25432 | . 2 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmMod) | |
| 2 | nlmngp 24935 | . 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 2145 NrmGrpcngp 24835 NrmModcnlm 24838 ℂPreHilccph 25426 |
| 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 2147 ax-9 2155 ax-ext 2732 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 2100 df-clab 2739 df-cleq 2752 df-clel 2835 df-ne 2956 df-ral 3077 df-rab 3413 df-v 3452 df-sbc 3740 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-xp 5661 df-cnv 5663 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6491 df-fv 6543 df-ov 7419 df-nlm 24844 df-cph 25428 |
| This theorem is used by: cphnmf 25455 reipcl 25457 ipge0 25458 cphpyth 25476 cphipval2 25501 4cphipval2 25502 cphipval 25503 ipcn 25506 cnmpt1ip 25507 cnmpt2ip 25508 clsocv 25510 minveclem1 25684 minveclem2 25686 minveclem3b 25688 minveclem3 25689 minveclem4a 25690 minveclem4 25692 minveclem6 25694 minveclem7 25695 pjthlem1 25697 rrxngp 47178 |
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