Theorem lmodvsdir 13992

Description: Distributive law for scalar product (right-distributivity). (Contributed by NM, 10-Jan-2014.) (Revised by Mario Carneiro, 22-Sep-2015.)

Hypotheses

Ref	Expression
lmodvsdir.v	|- V = ( Base ` W )
lmodvsdir.a	|- .+ = ( +g ` W )
lmodvsdir.f	|- F = (Scalar ` W )
lmodvsdir.s	|- .x. = ( .s ` W )
lmodvsdir.k	|- K = ( Base ` F )
lmodvsdir.p	|- .+^ = ( +g ` F )

Assertion

Ref	Expression
lmodvsdir	|- ( ( W e. LMod /\ ( Q e. K /\ R e. K /\ X e. V ) ) -> ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) )

Proof of Theorem lmodvsdir

Step	Hyp	Ref	Expression
1		lmodvsdir.v	. . . . . . . 8 |- V = ( Base ` W )
2		lmodvsdir.a	. . . . . . . 8 |- .+ = ( +g ` W )
3		lmodvsdir.s	. . . . . . . 8 |- .x. = ( .s ` W )
4		lmodvsdir.f	. . . . . . . 8 |- F = (Scalar ` W )
5		lmodvsdir.k	. . . . . . . 8 |- K = ( Base ` F )
6		lmodvsdir.p	. . . . . . . 8 |- .+^ = ( +g ` F )
7		eqid 2204	. . . . . . . 8 |- ( .r ` F ) = ( .r ` F )
8		eqid 2204	. . . . . . . 8 |- ( 1r ` F ) = ( 1r ` F )
9	1, 2, 3, 4, 5, 6, 7, 8	lmodlema 13972	. . . . . . 7 |- ( ( W e. LMod /\ ( Q e. K /\ R e. K ) /\ ( X e. V /\ X e. V ) ) -> ( ( ( R .x. X ) e. V /\ ( R .x. ( X .+ X ) ) = ( ( R .x. X ) .+ ( R .x. X ) ) /\ ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) ) /\ ( ( ( Q ( .r ` F ) R ) .x. X ) = ( Q .x. ( R .x. X ) ) /\ ( ( 1r ` F ) .x. X ) = X ) ) )
10	9	simpld 112	. . . . . 6 |- ( ( W e. LMod /\ ( Q e. K /\ R e. K ) /\ ( X e. V /\ X e. V ) ) -> ( ( R .x. X ) e. V /\ ( R .x. ( X .+ X ) ) = ( ( R .x. X ) .+ ( R .x. X ) ) /\ ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) ) )
11	10	simp3d 1013	. . . . 5 |- ( ( W e. LMod /\ ( Q e. K /\ R e. K ) /\ ( X e. V /\ X e. V ) ) -> ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) )
12	11	3expa 1205	. . . 4 |- ( ( ( W e. LMod /\ ( Q e. K /\ R e. K ) ) /\ ( X e. V /\ X e. V ) ) -> ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) )
13	12	anabsan2 584	. . 3 |- ( ( ( W e. LMod /\ ( Q e. K /\ R e. K ) ) /\ X e. V ) -> ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) )
14	13	exp42 371	. 2 |- ( W e. LMod -> ( Q e. K -> ( R e. K -> ( X e. V -> ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) ) ) ) )
15	14	3imp2 1224	1 |- ( ( W e. LMod /\ ( Q e. K /\ R e. K /\ X e. V ) ) -> ( ( Q .+^ R ) .x. X ) = ( ( Q .x. X ) .+ ( R .x. X ) ) )

Syntax hints:   -> wi 4   /\ wa 104   /\ w3a 980   = wceq 1372   e. wcel 2175   ` cfv 5268  (class class class)co 5934   Basecbs 12751   +g cplusg 12828   .rcmulr 12829  Scalarcsca 12831   .scvsca 12832   1rcur 13639   LModclmod 13967

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 710  ax-5 1469  ax-7 1470  ax-gen 1471  ax-ie1 1515  ax-ie2 1516  ax-8 1526  ax-10 1527  ax-11 1528  ax-i12 1529  ax-bndl 1531  ax-4 1532  ax-17 1548  ax-i9 1552  ax-ial 1556  ax-i5r 1557  ax-13 2177  ax-14 2178  ax-ext 2186  ax-sep 4161  ax-pow 4217  ax-pr 4252  ax-un 4478  ax-cnex 7998  ax-resscn 7999  ax-1re 8001  ax-addrcl 8004

This theorem depends on definitions:  df-bi 117  df-3an 982  df-tru 1375  df-nf 1483  df-sb 1785  df-eu 2056  df-mo 2057  df-clab 2191  df-cleq 2197  df-clel 2200  df-nfc 2336  df-ral 2488  df-rex 2489  df-rab 2492  df-v 2773  df-sbc 2998  df-un 3169  df-in 3171  df-ss 3178  df-pw 3617  df-sn 3638  df-pr 3639  df-op 3641  df-uni 3850  df-int 3885  df-br 4044  df-opab 4105  df-mpt 4106  df-id 4338  df-xp 4679  df-rel 4680  df-cnv 4681  df-co 4682  df-dm 4683  df-rn 4684  df-res 4685  df-iota 5229  df-fun 5270  df-fn 5271  df-fv 5276  df-ov 5937  df-inn 9019  df-2 9077  df-3 9078  df-4 9079  df-5 9080  df-6 9081  df-ndx 12754  df-slot 12755  df-base 12757  df-plusg 12841  df-mulr 12842  df-sca 12844  df-vsca 12845  df-lmod 13969

This theorem is referenced by:  lmod0vs  14001  lmodvsmmulgdi  14003  lmodvneg1  14010  lmodcom  14013  lmodsubdir  14025  islss3  14059  lss1d  14063