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Theorem nlmlmod 24573
Description: A normed module is a left module. (Contributed by Mario Carneiro, 4-Oct-2015.)
Assertion
Ref Expression
nlmlmod (𝑊 ∈ NrmMod → 𝑊 ∈ LMod)

Proof of Theorem nlmlmod
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2730 . . . 4 (Base‘𝑊) = (Base‘𝑊)
2 eqid 2730 . . . 4 (norm‘𝑊) = (norm‘𝑊)
3 eqid 2730 . . . 4 ( ·𝑠𝑊) = ( ·𝑠𝑊)
4 eqid 2730 . . . 4 (Scalar‘𝑊) = (Scalar‘𝑊)
5 eqid 2730 . . . 4 (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
6 eqid 2730 . . . 4 (norm‘(Scalar‘𝑊)) = (norm‘(Scalar‘𝑊))
71, 2, 3, 4, 5, 6isnlm 24570 . . 3 (𝑊 ∈ NrmMod ↔ ((𝑊 ∈ NrmGrp ∧ 𝑊 ∈ LMod ∧ (Scalar‘𝑊) ∈ NrmRing) ∧ ∀𝑥 ∈ (Base‘(Scalar‘𝑊))∀𝑦 ∈ (Base‘𝑊)((norm‘𝑊)‘(𝑥( ·𝑠𝑊)𝑦)) = (((norm‘(Scalar‘𝑊))‘𝑥) · ((norm‘𝑊)‘𝑦))))
87simplbi 497 . 2 (𝑊 ∈ NrmMod → (𝑊 ∈ NrmGrp ∧ 𝑊 ∈ LMod ∧ (Scalar‘𝑊) ∈ NrmRing))
98simp2d 1143 1 (𝑊 ∈ NrmMod → 𝑊 ∈ LMod)
Colors of variables: wff setvar class
Syntax hints:  wi 4  w3a 1086   = wceq 1540  wcel 2109  wral 3045  cfv 6514  (class class class)co 7390   · cmul 11080  Basecbs 17186  Scalarcsca 17230   ·𝑠 cvsca 17231  LModclmod 20773  normcnm 24471  NrmGrpcngp 24472  NrmRingcnrg 24474  NrmModcnlm 24475
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-ext 2702  ax-nul 5264
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-sb 2066  df-clab 2709  df-cleq 2722  df-clel 2804  df-ne 2927  df-ral 3046  df-rab 3409  df-v 3452  df-sbc 3757  df-dif 3920  df-un 3922  df-in 3924  df-ss 3934  df-nul 4300  df-if 4492  df-sn 4593  df-pr 4595  df-op 4599  df-uni 4875  df-br 5111  df-iota 6467  df-fv 6522  df-ov 7393  df-nlm 24481
This theorem is referenced by:  nlmdsdi  24576  nlmdsdir  24577  nlmmul0or  24578  nlmvscnlem2  24580  nlmvscn  24582  nlmtlm  24589  nvclmod  24593  isnvc2  24594  lssnlm  24596  ngpocelbl  24599  idnmhm  24649  0nmhm  24650  nmhmplusg  24652  nmhmcn  25027  cphlmod  25081  bnlmod  25250  nmmulg  33963
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