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Theorem assalmod 21842
Description: An associative algebra is a left module. (Contributed by Mario Carneiro, 5-Dec-2014.)
Assertion
Ref Expression
assalmod (𝑊 ∈ AssAlg → 𝑊 ∈ LMod)

Proof of Theorem assalmod
Dummy variables 𝑥 𝑦 𝑧 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2740 . . . 4 (Base‘𝑊) = (Base‘𝑊)
2 eqid 2740 . . . 4 (Scalar‘𝑊) = (Scalar‘𝑊)
3 eqid 2740 . . . 4 (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
4 eqid 2740 . . . 4 ( ·𝑠𝑊) = ( ·𝑠𝑊)
5 eqid 2740 . . . 4 (.r𝑊) = (.r𝑊)
61, 2, 3, 4, 5isassa 21838 . . 3 (𝑊 ∈ AssAlg ↔ ((𝑊 ∈ LMod ∧ 𝑊 ∈ Ring) ∧ ∀𝑧 ∈ (Base‘(Scalar‘𝑊))∀𝑥 ∈ (Base‘𝑊)∀𝑦 ∈ (Base‘𝑊)(((𝑧( ·𝑠𝑊)𝑥)(.r𝑊)𝑦) = (𝑧( ·𝑠𝑊)(𝑥(.r𝑊)𝑦)) ∧ (𝑥(.r𝑊)(𝑧( ·𝑠𝑊)𝑦)) = (𝑧( ·𝑠𝑊)(𝑥(.r𝑊)𝑦)))))
76simplbi 497 . 2 (𝑊 ∈ AssAlg → (𝑊 ∈ LMod ∧ 𝑊 ∈ Ring))
87simpld 495 1 (𝑊 ∈ AssAlg → 𝑊 ∈ LMod)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 396   = wceq 1547  wcel 2119  wral 3054  cfv 6492  (class class class)co 7363  Basecbs 17177  .rcmulr 17219  Scalarcsca 17221   ·𝑠 cvsca 17222  Ringcrg 20212  LModclmod 20857  AssAlgcasa 21832
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1802  ax-4 1816  ax-5 1917  ax-6 1974  ax-7 2015  ax-8 2121  ax-9 2129  ax-ext 2712  ax-nul 5235
This theorem depends on definitions:  df-bi 208  df-an 397  df-or 854  df-3an 1094  df-tru 1550  df-fal 1560  df-ex 1787  df-sb 2074  df-clab 2719  df-cleq 2732  df-clel 2815  df-ne 2936  df-ral 3055  df-rab 3393  df-v 3434  df-sbc 3731  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4269  df-if 4462  df-sn 4563  df-pr 4565  df-op 4569  df-uni 4846  df-br 5080  df-iota 6448  df-fv 6500  df-ov 7366  df-assa 21835
This theorem is referenced by:  assasca  21844  assa2ass  21845  assa2ass2  21846  issubassa3  21848  issubassa  21849  assapropd  21853  aspval  21854  asplss  21855  asclelbas  21865  ascldimul  21870  asclrhm  21872  rnascl  21873  issubassa2  21874  aspval2  21880  assamulgscmlem1  21881  assamulgscmlem2  21882  asclmulg  21884  mplmon2mul  22052  mplind  22053  matinv  22667  lactlmhm  33825  assalactf1o  33826  assaascl0  48879  assaascl1  48880  asclelbasALT  49503
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