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Mirrors > Home > MPE Home > Th. List > cphtchnm | Structured version Visualization version GIF version |
Description: The norm of a norm-augmented subcomplex pre-Hilbert space is the same as the original norm on it. (Contributed by Mario Carneiro, 11-Oct-2015.) |
Ref | Expression |
---|---|
tchval.n | ⊢ 𝐺 = (toℂHil‘𝑊) |
cphtchnm.n | ⊢ 𝑁 = (norm‘𝑊) |
Ref | Expression |
---|---|
cphtchnm | ⊢ (𝑊 ∈ ℂPreHil → 𝑁 = (norm‘𝐺)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2771 | . . 3 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
2 | eqid 2771 | . . 3 ⊢ (·𝑖‘𝑊) = (·𝑖‘𝑊) | |
3 | cphtchnm.n | . . 3 ⊢ 𝑁 = (norm‘𝑊) | |
4 | 1, 2, 3 | cphnmfval 23210 | . 2 ⊢ (𝑊 ∈ ℂPreHil → 𝑁 = (𝑥 ∈ (Base‘𝑊) ↦ (√‘(𝑥(·𝑖‘𝑊)𝑥)))) |
5 | cphlmod 23192 | . . 3 ⊢ (𝑊 ∈ ℂPreHil → 𝑊 ∈ LMod) | |
6 | lmodgrp 19079 | . . 3 ⊢ (𝑊 ∈ LMod → 𝑊 ∈ Grp) | |
7 | tchval.n | . . . 4 ⊢ 𝐺 = (toℂHil‘𝑊) | |
8 | eqid 2771 | . . . 4 ⊢ (norm‘𝐺) = (norm‘𝐺) | |
9 | 7, 8, 1, 2 | tchnmfval 23245 | . . 3 ⊢ (𝑊 ∈ Grp → (norm‘𝐺) = (𝑥 ∈ (Base‘𝑊) ↦ (√‘(𝑥(·𝑖‘𝑊)𝑥)))) |
10 | 5, 6, 9 | 3syl 18 | . 2 ⊢ (𝑊 ∈ ℂPreHil → (norm‘𝐺) = (𝑥 ∈ (Base‘𝑊) ↦ (√‘(𝑥(·𝑖‘𝑊)𝑥)))) |
11 | 4, 10 | eqtr4d 2808 | 1 ⊢ (𝑊 ∈ ℂPreHil → 𝑁 = (norm‘𝐺)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1631 ∈ wcel 2145 ↦ cmpt 4863 ‘cfv 6031 (class class class)co 6792 √csqrt 14180 Basecbs 16063 ·𝑖cip 16153 Grpcgrp 17629 LModclmod 19072 normcnm 22600 ℂPreHilccph 23184 toℂHilctch 23185 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1870 ax-4 1885 ax-5 1991 ax-6 2057 ax-7 2093 ax-8 2147 ax-9 2154 ax-10 2174 ax-11 2190 ax-12 2203 ax-13 2408 ax-ext 2751 ax-rep 4904 ax-sep 4915 ax-nul 4923 ax-pow 4974 ax-pr 5034 ax-un 7095 ax-cnex 10193 ax-resscn 10194 ax-1cn 10195 ax-icn 10196 ax-addcl 10197 ax-addrcl 10198 ax-mulcl 10199 ax-mulrcl 10200 ax-mulcom 10201 ax-addass 10202 ax-mulass 10203 ax-distr 10204 ax-i2m1 10205 ax-1ne0 10206 ax-1rid 10207 ax-rnegex 10208 ax-rrecex 10209 ax-cnre 10210 ax-pre-lttri 10211 ax-pre-lttrn 10212 ax-pre-ltadd 10213 ax-pre-mulgt0 10214 ax-pre-sup 10215 |
This theorem depends on definitions: df-bi 197 df-an 383 df-or 827 df-3or 1072 df-3an 1073 df-tru 1634 df-ex 1853 df-nf 1858 df-sb 2050 df-eu 2622 df-mo 2623 df-clab 2758 df-cleq 2764 df-clel 2767 df-nfc 2902 df-ne 2944 df-nel 3047 df-ral 3066 df-rex 3067 df-reu 3068 df-rmo 3069 df-rab 3070 df-v 3353 df-sbc 3588 df-csb 3683 df-dif 3726 df-un 3728 df-in 3730 df-ss 3737 df-pss 3739 df-nul 4064 df-if 4226 df-pw 4299 df-sn 4317 df-pr 4319 df-tp 4321 df-op 4323 df-uni 4575 df-iun 4656 df-br 4787 df-opab 4847 df-mpt 4864 df-tr 4887 df-id 5157 df-eprel 5162 df-po 5170 df-so 5171 df-fr 5208 df-we 5210 df-xp 5255 df-rel 5256 df-cnv 5257 df-co 5258 df-dm 5259 df-rn 5260 df-res 5261 df-ima 5262 df-pred 5823 df-ord 5869 df-on 5870 df-lim 5871 df-suc 5872 df-iota 5994 df-fun 6033 df-fn 6034 df-f 6035 df-f1 6036 df-fo 6037 df-f1o 6038 df-fv 6039 df-riota 6753 df-ov 6795 df-oprab 6796 df-mpt2 6797 df-om 7212 df-1st 7314 df-2nd 7315 df-wrecs 7558 df-recs 7620 df-rdg 7658 df-er 7895 df-en 8109 df-dom 8110 df-sdom 8111 df-sup 8503 df-pnf 10277 df-mnf 10278 df-xr 10279 df-ltxr 10280 df-le 10281 df-sub 10469 df-neg 10470 df-div 10886 df-nn 11222 df-2 11280 df-3 11281 df-4 11282 df-5 11283 df-6 11284 df-7 11285 df-8 11286 df-9 11287 df-n0 11494 df-z 11579 df-dec 11695 df-uz 11888 df-rp 12035 df-seq 13008 df-exp 13067 df-cj 14046 df-re 14047 df-im 14048 df-sqrt 14182 df-abs 14183 df-ndx 16066 df-slot 16067 df-base 16069 df-sets 16070 df-plusg 16161 df-tset 16167 df-ds 16171 df-0g 16309 df-mgm 17449 df-sgrp 17491 df-mnd 17502 df-grp 17632 df-minusg 17633 df-sbg 17634 df-lmod 19074 df-nm 22606 df-tng 22608 df-nlm 22610 df-cph 23186 df-tch 23187 |
This theorem is referenced by: ipcau 23255 |
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