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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 2762 | . . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 2 | eqid 2762 | . . . 4 ⊢ (norm‘𝑊) = (norm‘𝑊) | |
| 3 | eqid 2762 | . . . 4 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊) | |
| 4 | eqid 2762 | . . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊) | |
| 5 | eqid 2762 | . . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊)) | |
| 6 | eqid 2762 | . . . 4 ⊢ (norm‘(Scalar‘𝑊)) = (norm‘(Scalar‘𝑊)) | |
| 7 | 1, 2, 3, 4, 5, 6 | isnlm 24900 | . . 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 2145 ∀wral 3078 ‘cfv 6537 (class class class)co 7416 · cmul 11130 Basecbs 17303 Scalarcsca 17347 ·𝑠 cvsca 17348 LModclmod 21043 normcnm 24801 NrmGrpcngp 24802 NrmRingcnrg 24804 NrmModcnlm 24805 |
| 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 2734 ax-nul 5267 |
| 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 2741 df-cleq 2754 df-clel 2837 df-ne 2958 df-ral 3079 df-rab 3415 df-v 3455 df-sbc 3743 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-iota 6493 df-fv 6545 df-ov 7419 df-nlm 24811 |
| This theorem is used by: nlmdsdi 24906 nlmdsdir 24907 nlmmul0or 24908 nlmvscnlem2 24910 nlmvscnlem1 24911 nlmvscn 24912 nlmtlm 24919 lssnlm 24926 ngpocelbl 24929 isnmhm2 24977 idnmhm 24979 0nmhm 24980 nmoleub2lem 25341 nmoleub2lem3 25342 nmoleub2lem2 25343 nmoleub3 25346 nmhmcn 25347 ncvsm1 25381 ncvsdif 25382 ncvspi 25383 ncvs1 25384 ncvspds 25388 cphngp 25400 ipcnlem2 25471 ipcnlem1 25472 csscld 25476 bnngp 25569 cssbn 25602 |
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