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| Mirrors > Home > MPE Home > Th. List > nlmngp | Structured version Visualization version GIF version | ||
| Description: A normed module is a normed group. (Contributed by Mario Carneiro, 4-Oct-2015.) |
| Ref | Expression |
|---|---|
| nlmngp | ⊢ (𝑊 ∈ NrmMod → 𝑊 ∈ NrmGrp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2763 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2763 | . . . 4 ⊢ (norm‘𝑊) = (norm‘𝑊) | |
| 3 | eqid 2763 | . . . 4 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 4 | eqid 2763 | . . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 5 | eqid 2763 | . . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 6 | eqid 2763 | . . . 4 ⊢ (norm‘(Scalar‘𝑊)) = (norm‘(Scalar‘𝑊)) | |
| 7 | 1, 2, 3, 4, 5, 6 | isnlm 24841 | . . 3 ⊢ (𝑊 ∈ NrmMod ↔ ((𝑊 ∈ NrmGrp ∧ 𝑊 ∈ LMod ∧ (Scalar‘𝑊) ∈ NrmRing) ∧ ∀𝑥 ∈ (Base‘(Scalar‘𝑊))∀𝑦 ∈ (Base‘𝑊)((norm‘𝑊)‘(𝑥( ·𝑠 ‘𝑊)𝑦)) = (((norm‘(Scalar‘𝑊))‘𝑥) · ((norm‘𝑊)‘𝑦)))) |
| 8 | 7 | simplbi 501 | . 2 ⊢ (𝑊 ∈ NrmMod → (𝑊 ∈ NrmGrp ∧ 𝑊 ∈ LMod ∧ (Scalar‘𝑊) ∈ NrmRing)) |
| 9 | 8 | simp1d 1160 | 1 ⊢ (𝑊 ∈ NrmMod → 𝑊 ∈ NrmGrp) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2143 ∀wral 3079 ‘cfv 6536 (class class class)co 7410 · cmul 11109 Basecbs 17273 Scalarcsca 17317 ·𝑠 cvsca 17318 LModclmod 20990 normcnm 24742 NrmGrpcngp 24743 NrmRingcnrg 24745 NrmModcnlm 24746 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-nul 5269 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-ne 2959 df-ral 3080 df-rab 3417 df-v 3457 df-sbc 3745 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-nul 4287 df-if 4488 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-br 5110 df-iota 6492 df-fv 6544 df-ov 7413 df-nlm 24752 |
| This theorem is used by: nlmdsdi 24847 nlmdsdir 24848 nlmmul0or 24849 nlmvscnlem2 24851 nlmvscnlem1 24852 nlmvscn 24853 nlmtlm 24860 lssnlm 24867 ngpocelbl 24870 isnmhm2 24918 idnmhm 24920 0nmhm 24921 nmoleub2lem 25282 nmoleub2lem3 25283 nmoleub2lem2 25284 nmoleub3 25287 nmhmcn 25288 ncvsm1 25322 ncvsdif 25323 ncvspi 25324 ncvs1 25325 ncvspds 25329 cphngp 25341 ipcnlem2 25412 ipcnlem1 25413 csscld 25417 bnngp 25510 cssbn 25543 |
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