Theorem assalmod 22047

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.

Step	Hyp	Ref	Expression
1		eqid 2766	. . . 4 ⊢ (Base‘𝑊) = (Base‘𝑊)
2		eqid 2766	. . . 4 ⊢ (Scalar‘𝑊) = (Scalar‘𝑊)
3		eqid 2766	. . . 4 ⊢ (Base‘(Scalar‘𝑊)) = (Base‘(Scalar‘𝑊))
4		eqid 2766	. . . 4 ⊢ ( ·𝑠 ‘𝑊) = ( ·𝑠 ‘𝑊)
5		eqid 2766	. . . 4 ⊢ (.r‘𝑊) = (.r‘𝑊)
6	1, 2, 3, 4, 5	isassa 22043	. . 3 ⊢ (𝑊 ∈ AssAlg ↔ ((𝑊 ∈ LMod ∧ 𝑊 ∈ Ring) ∧ ∀𝑧 ∈ (Base‘(Scalar‘𝑊))∀𝑥 ∈ (Base‘𝑊)∀𝑦 ∈ (Base‘𝑊)(((𝑧( ·𝑠 ‘𝑊)𝑥)(.r‘𝑊)𝑦) = (𝑧( ·𝑠 ‘𝑊)(𝑥(.r‘𝑊)𝑦)) ∧ (𝑥(.r‘𝑊)(𝑧( ·𝑠 ‘𝑊)𝑦)) = (𝑧( ·𝑠 ‘𝑊)(𝑥(.r‘𝑊)𝑦)))))
7	6	simplbi 502	. 2 ⊢ (𝑊 ∈ AssAlg → (𝑊 ∈ LMod ∧ 𝑊 ∈ Ring))
8	7	simpld 500	1 ⊢ (𝑊 ∈ AssAlg → 𝑊 ∈ LMod)

This proof depends on syntax axioms:   → wi 4   ∧ wa 401   = wceq 1570   ∈ wcel 2146  ∀wral 3082  ‘cfv 6543  (class class class)co 7423  Basecbs 17294  ._rcmulr 17336  Scalarcsca 17338   ·_𝑠 cvsca 17339  Ringcrg 20346  LModclmod 21018  AssAlgcasa 22037

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2148  ax-9 2156  ax-ext 2738  ax-nul 5274

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-sb 2100  df-clab 2745  df-cleq 2758  df-clel 2841  df-ne 2962  df-ral 3083  df-rab 3420  df-v 3460  df-sbc 3748  df-dif 3911  df-un 3913  df-in 3915  df-ss 3925  df-nul 4290  df-if 4493  df-sn 4595  df-pr 4597  df-op 4601  df-uni 4878  df-br 5115  df-iota 6499  df-fv 6551  df-ov 7426  df-assa 22040

This theorem is used by:  assasca  22049  assa2ass  22050  assa2ass2  22051  issubassa3  22053  issubassa  22054  assapropd  22058  aspval  22059  asplss  22060  asclelbas  22070  ascldimul  22075  asclrhm  22077  rnascl  22078  issubassa2  22079  aspval2  22085  assamulgscmlem1  22086  assamulgscmlem2  22087  asclmulg  22089  mplmon2mul  22257  mplind  22258  matinv  22871  lactlmhm  34055  assalactf1o  34056  assaascl0  49202  assaascl1  49203  asclelbasALT  49825