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Theorem lmodvscld 20933
Description: Closure of scalar product for a left module. (Contributed by SN, 15-Mar-2025.)
Hypotheses
Ref Expression
lmodvscld.v 𝑉 = (Base‘𝑊)
lmodvscld.f 𝐹 = (Scalar‘𝑊)
lmodvscld.s · = ( ·𝑠𝑊)
lmodvscld.k 𝐾 = (Base‘𝐹)
lmodvscld.w (𝜑𝑊 ∈ LMod)
lmodvscld.r (𝜑𝑅𝐾)
lmodvscld.x (𝜑𝑋𝑉)
Assertion
Ref Expression
lmodvscld (𝜑 → (𝑅 · 𝑋) ∈ 𝑉)

Proof of Theorem lmodvscld
StepHypRef Expression
1 lmodvscld.w . 2 (𝜑𝑊 ∈ LMod)
2 lmodvscld.r . 2 (𝜑𝑅𝐾)
3 lmodvscld.x . 2 (𝜑𝑋𝑉)
4 lmodvscld.v . . 3 𝑉 = (Base‘𝑊)
5 lmodvscld.f . . 3 𝐹 = (Scalar‘𝑊)
6 lmodvscld.s . . 3 · = ( ·𝑠𝑊)
7 lmodvscld.k . . 3 𝐾 = (Base‘𝐹)
84, 5, 6, 7lmodvscl 20932 . 2 ((𝑊 ∈ LMod ∧ 𝑅𝐾𝑋𝑉) → (𝑅 · 𝑋) ∈ 𝑉)
91, 2, 3, 8syl3anc 1389 1 (𝜑 → (𝑅 · 𝑋) ∈ 𝑉)
Colors of variables: wff setvar class
Syntax hints:  wi 4   = wceq 1559  wcel 2141  cfv 6515  (class class class)co 7390  Basecbs 17235  Scalarcsca 17279   ·𝑠 cvsca 17280  LModclmod 20914
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1814  ax-4 1828  ax-5 1929  ax-6 1986  ax-7 2027  ax-8 2143  ax-9 2151  ax-ext 2733  ax-nul 5253
This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3an 1099  df-tru 1562  df-fal 1572  df-ex 1799  df-sb 2090  df-clab 2740  df-cleq 2753  df-clel 2836  df-ne 2957  df-ral 3076  df-rab 3414  df-v 3455  df-sbc 3743  df-dif 3905  df-un 3907  df-ss 3919  df-nul 4284  df-if 4478  df-sn 4580  df-pr 4582  df-op 4586  df-uni 4863  df-br 5098  df-iota 6471  df-fv 6523  df-ov 7393  df-lmod 20916
This theorem is referenced by:  assa2ass2  21903  selvvvval  22182  mhpvscacl  22206  ply1vscl  22431  ressasclcl  33727  ply1coedeg  33745  q1pvsca  33760  r1pvsca  33761  r1plmhm  33766  vietalem  33836  ply1degltdimlem  33879  lactlmhm  33891  extdgfialglem2  33950  algextdeglem8  33981  frlmsnic  43118  prjspvs  43152  prjspeclsp  43154  asclelbasALT  49587
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