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Theorem assalmod 21815
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 2736 . . . 4 (Base‘𝑊) = (Base‘𝑊)
2 eqid 2736 . . . 4 (Scalar‘𝑊) = (Scalar‘𝑊)
3 eqid 2736 . . . 4 (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
4 eqid 2736 . . . 4 ( ·𝑠𝑊) = ( ·𝑠𝑊)
5 eqid 2736 . . . 4 (.r𝑊) = (.r𝑊)
61, 2, 3, 4, 5isassa 21811 . . 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 494 1 (𝑊 ∈ AssAlg → 𝑊 ∈ LMod)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 395   = wceq 1541  wcel 2113  wral 3051  cfv 6492  (class class class)co 7358  Basecbs 17136  .rcmulr 17178  Scalarcsca 17180   ·𝑠 cvsca 17181  Ringcrg 20168  LModclmod 20811  AssAlgcasa 21805
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2115  ax-9 2123  ax-ext 2708  ax-nul 5251
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-sb 2068  df-clab 2715  df-cleq 2728  df-clel 2811  df-ne 2933  df-ral 3052  df-rab 3400  df-v 3442  df-sbc 3741  df-dif 3904  df-un 3906  df-in 3908  df-ss 3918  df-nul 4286  df-if 4480  df-sn 4581  df-pr 4583  df-op 4587  df-uni 4864  df-br 5099  df-iota 6448  df-fv 6500  df-ov 7361  df-assa 21808
This theorem is referenced by:  assasca  21817  assa2ass  21818  assa2ass2  21819  issubassa3  21821  issubassa  21822  assapropd  21827  aspval  21828  asplss  21829  asclelbas  21839  ascldimul  21844  asclrhm  21846  rnascl  21847  issubassa2  21848  aspval2  21854  assamulgscmlem1  21855  assamulgscmlem2  21856  asclmulg  21858  mplmon2mul  22024  mplind  22025  matinv  22621  lactlmhm  33791  assalactf1o  33792  assaascl0  48623  assaascl1  48624  asclelbasALT  49247
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