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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 25021 | . . 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 502 | . 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 2147 ∀wral 3080 ‘cfv 6555 (class class class)co 7440 · cmul 11229 Basecbs 17413 Scalarcsca 17457 ·𝑠 cvsca 17458 LModclmod 21162 normcnm 24922 NrmGrpcngp 24923 NrmRingcnrg 24925 NrmModcnlm 24926 |
| 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-iota 6509 df-fv 6563 df-ov 7443 df-nlm 24932 |
| This theorem is used by: nlmdsdi 25027 nlmdsdir 25028 nlmmul0or 25029 nlmvscnlem2 25031 nlmvscnlem1 25032 nlmvscn 25033 nlmtlm 25040 lssnlm 25047 ngpocelbl 25050 isnmhm2 25098 idnmhm 25100 0nmhm 25101 nmoleub2lem 25462 nmoleub2lem3 25463 nmoleub2lem2 25464 nmoleub3 25467 nmhmcn 25468 ncvsm1 25502 ncvsdif 25503 ncvspi 25504 ncvs1 25505 ncvspds 25509 cphngp 25521 ipcnlem2 25592 ipcnlem1 25593 csscld 25597 bnngp 25690 cssbn 25723 |
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