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Theorem iscvs 25067
Description: A subcomplex vector space is a subcomplex module over a division ring. For example, the subcomplex modules over the rational or real or complex numbers are subcomplex vector spaces. (Contributed by AV, 4-Oct-2021.)
Assertion
Ref Expression
iscvs (𝑊 ∈ ℂVec ↔ (𝑊 ∈ ℂMod ∧ (Scalar‘𝑊) ∈ DivRing))

Proof of Theorem iscvs
StepHypRef Expression
1 df-cvs 25064 . . 3 ℂVec = (ℂMod ∩ LVec)
21elin2 4197 . 2 (𝑊 ∈ ℂVec ↔ (𝑊 ∈ ℂMod ∧ 𝑊 ∈ LVec))
3 clmlmod 25007 . . . 4 (𝑊 ∈ ℂMod → 𝑊 ∈ LMod)
4 eqid 2728 . . . . . 6 (Scalar‘𝑊) = (Scalar‘𝑊)
54islvec 20989 . . . . 5 (𝑊 ∈ LVec ↔ (𝑊 ∈ LMod ∧ (Scalar‘𝑊) ∈ DivRing))
65a1i 11 . . . 4 (𝑊 ∈ ℂMod → (𝑊 ∈ LVec ↔ (𝑊 ∈ LMod ∧ (Scalar‘𝑊) ∈ DivRing)))
73, 6mpbirand 706 . . 3 (𝑊 ∈ ℂMod → (𝑊 ∈ LVec ↔ (Scalar‘𝑊) ∈ DivRing))
87pm5.32i 574 . 2 ((𝑊 ∈ ℂMod ∧ 𝑊 ∈ LVec) ↔ (𝑊 ∈ ℂMod ∧ (Scalar‘𝑊) ∈ DivRing))
92, 8bitri 275 1 (𝑊 ∈ ℂVec ↔ (𝑊 ∈ ℂMod ∧ (Scalar‘𝑊) ∈ DivRing))
Colors of variables: wff setvar class
Syntax hints:  wb 205  wa 395  wcel 2099  cfv 6548  Scalarcsca 17236  DivRingcdr 20624  LModclmod 20743  LVecclvec 20987  ℂModcclm 25002  ℂVecccvs 25063
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1790  ax-4 1804  ax-5 1906  ax-6 1964  ax-7 2004  ax-8 2101  ax-9 2109  ax-ext 2699  ax-nul 5306
This theorem depends on definitions:  df-bi 206  df-an 396  df-or 847  df-3an 1087  df-tru 1537  df-fal 1547  df-ex 1775  df-sb 2061  df-clab 2706  df-cleq 2720  df-clel 2806  df-ne 2938  df-rab 3430  df-v 3473  df-sbc 3777  df-dif 3950  df-un 3952  df-in 3954  df-ss 3964  df-nul 4324  df-if 4530  df-sn 4630  df-pr 4632  df-op 4636  df-uni 4909  df-br 5149  df-iota 6500  df-fv 6556  df-ov 7423  df-lvec 20988  df-clm 25003  df-cvs 25064
This theorem is referenced by:  iscvsp  25068
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