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Theorem nlmlmod 24720
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 2740 . . . 4 (Base‘𝑊) = (Base‘𝑊)
2 eqid 2740 . . . 4 (norm‘𝑊) = (norm‘𝑊)
3 eqid 2740 . . . 4 ( ·𝑠𝑊) = ( ·𝑠𝑊)
4 eqid 2740 . . . 4 (Scalar‘𝑊) = (Scalar‘𝑊)
5 eqid 2740 . . . 4 (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
6 eqid 2740 . . . 4 (norm‘(Scalar‘𝑊)) = (norm‘(Scalar‘𝑊))
71, 2, 3, 4, 5, 6isnlm 24717 . . 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 1087   = wceq 1537  wcel 2108  wral 3067  cfv 6573  (class class class)co 7448   · cmul 11189  Basecbs 17258  Scalarcsca 17314   ·𝑠 cvsca 17315  LModclmod 20880  normcnm 24610  NrmGrpcngp 24611  NrmRingcnrg 24613  NrmModcnlm 24614
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1793  ax-4 1807  ax-5 1909  ax-6 1967  ax-7 2007  ax-8 2110  ax-9 2118  ax-ext 2711  ax-nul 5324
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 847  df-3an 1089  df-tru 1540  df-fal 1550  df-ex 1778  df-sb 2065  df-clab 2718  df-cleq 2732  df-clel 2819  df-ne 2947  df-ral 3068  df-rab 3444  df-v 3490  df-sbc 3805  df-dif 3979  df-un 3981  df-in 3983  df-ss 3993  df-nul 4353  df-if 4549  df-sn 4649  df-pr 4651  df-op 4655  df-uni 4932  df-br 5167  df-iota 6525  df-fv 6581  df-ov 7451  df-nlm 24620
This theorem is referenced by:  nlmdsdi  24723  nlmdsdir  24724  nlmmul0or  24725  nlmvscnlem2  24727  nlmvscn  24729  nlmtlm  24736  nvclmod  24740  isnvc2  24741  lssnlm  24743  ngpocelbl  24746  idnmhm  24796  0nmhm  24797  nmhmplusg  24799  nmhmcn  25172  cphlmod  25227  bnlmod  25396  nmmulg  33914
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