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Theorem asclghm 15008
Description: The algebra scalar lifting function is a group homomorphism. (Contributed by Mario Carneiro, 4-Jul-2015.)
Hypotheses
Ref Expression
asclf.a  |-  A  =  (algSc `  W )
asclf.f  |-  F  =  (Scalar `  W )
asclf.r  |-  ( ph  ->  W  e.  Ring )
asclf.l  |-  ( ph  ->  W  e.  LMod )
Assertion
Ref Expression
asclghm  |-  ( ph  ->  A  e.  ( F 
GrpHom  W ) )

Proof of Theorem asclghm
Dummy variables  x  y are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2238 . 2  |-  ( Base `  F )  =  (
Base `  F )
2 eqid 2238 . 2  |-  ( Base `  W )  =  (
Base `  W )
3 eqid 2238 . 2  |-  ( +g  `  F )  =  ( +g  `  F )
4 eqid 2238 . 2  |-  ( +g  `  W )  =  ( +g  `  W )
5 asclf.l . . . 4  |-  ( ph  ->  W  e.  LMod )
6 asclf.f . . . . 5  |-  F  =  (Scalar `  W )
76lmodring 14614 . . . 4  |-  ( W  e.  LMod  ->  F  e. 
Ring )
85, 7syl 14 . . 3  |-  ( ph  ->  F  e.  Ring )
98ringgrpd 14292 . 2  |-  ( ph  ->  F  e.  Grp )
10 asclf.r . . 3  |-  ( ph  ->  W  e.  Ring )
1110ringgrpd 14292 . 2  |-  ( ph  ->  W  e.  Grp )
12 asclf.a . . 3  |-  A  =  (algSc `  W )
1312, 6, 10, 5, 1, 2asclf 15007 . 2  |-  ( ph  ->  A : ( Base `  F ) --> ( Base `  W ) )
145adantr 276 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  W  e.  LMod )
15 simprl 535 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  x  e.  ( Base `  F
) )
16 simprr 537 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  y  e.  ( Base `  F
) )
17 eqid 2238 . . . . . . 7  |-  ( 1r
`  W )  =  ( 1r `  W
)
182, 17ringidcl 14308 . . . . . 6  |-  ( W  e.  Ring  ->  ( 1r
`  W )  e.  ( Base `  W
) )
1910, 18syl 14 . . . . 5  |-  ( ph  ->  ( 1r `  W
)  e.  ( Base `  W ) )
2019adantr 276 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  ( 1r `  W )  e.  ( Base `  W
) )
21 eqid 2238 . . . . 5  |-  ( .s
`  W )  =  ( .s `  W
)
222, 4, 6, 21, 1, 3lmodvsdir 14632 . . . 4  |-  ( ( W  e.  LMod  /\  (
x  e.  ( Base `  F )  /\  y  e.  ( Base `  F
)  /\  ( 1r `  W )  e.  (
Base `  W )
) )  ->  (
( x ( +g  `  F ) y ) ( .s `  W
) ( 1r `  W ) )  =  ( ( x ( .s `  W ) ( 1r `  W
) ) ( +g  `  W ) ( y ( .s `  W
) ( 1r `  W ) ) ) )
2314, 15, 16, 20, 22syl13anc 1280 . . 3  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  (
( x ( +g  `  F ) y ) ( .s `  W
) ( 1r `  W ) )  =  ( ( x ( .s `  W ) ( 1r `  W
) ) ( +g  `  W ) ( y ( .s `  W
) ( 1r `  W ) ) ) )
241, 3grpcl 13796 . . . . . 6  |-  ( ( F  e.  Grp  /\  x  e.  ( Base `  F )  /\  y  e.  ( Base `  F
) )  ->  (
x ( +g  `  F
) y )  e.  ( Base `  F
) )
25243expb 1235 . . . . 5  |-  ( ( F  e.  Grp  /\  ( x  e.  ( Base `  F )  /\  y  e.  ( Base `  F ) ) )  ->  ( x ( +g  `  F ) y )  e.  (
Base `  F )
)
269, 25sylan 283 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  (
x ( +g  `  F
) y )  e.  ( Base `  F
) )
2710adantr 276 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  W  e.  Ring )
2812, 6, 1, 21, 17, 26, 14, 27asclvald 15005 . . 3  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  ( A `  ( x
( +g  `  F ) y ) )  =  ( ( x ( +g  `  F ) y ) ( .s
`  W ) ( 1r `  W ) ) )
2912, 6, 1, 21, 17, 15, 14, 27asclvald 15005 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  ( A `  x )  =  ( x ( .s `  W ) ( 1r `  W
) ) )
3012, 6, 1, 21, 17, 16, 14, 27asclvald 15005 . . . 4  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  ( A `  y )  =  ( y ( .s `  W ) ( 1r `  W
) ) )
3129, 30oveq12d 6097 . . 3  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  (
( A `  x
) ( +g  `  W
) ( A `  y ) )  =  ( ( x ( .s `  W ) ( 1r `  W
) ) ( +g  `  W ) ( y ( .s `  W
) ( 1r `  W ) ) ) )
3223, 28, 313eqtr4d 2281 . 2  |-  ( (
ph  /\  ( x  e.  ( Base `  F
)  /\  y  e.  ( Base `  F )
) )  ->  ( A `  ( x
( +g  `  F ) y ) )  =  ( ( A `  x ) ( +g  `  W ) ( A `
 y ) ) )
331, 2, 3, 4, 9, 11, 13, 32isghmd 14038 1  |-  ( ph  ->  A  e.  ( F 
GrpHom  W ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    = wceq 1402    e. wcel 2209   ` cfv 5375  (class class class)co 6079   Basecbs 13335   +g cplusg 13414  Scalarcsca 13417   .scvsca 13418   Grpcgrp 13788    GrpHom cghm 14026   1rcur 14245   Ringcrg 14283   LModclmod 14606  algSccascl 14981
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-in1 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-coll 4244  ax-sep 4247  ax-pow 4309  ax-pr 4344  ax-un 4576  ax-setind 4682  ax-cnex 8264  ax-resscn 8265  ax-1cn 8266  ax-1re 8267  ax-icn 8268  ax-addcl 8269  ax-addrcl 8270  ax-mulcl 8271  ax-addcom 8273  ax-addass 8275  ax-i2m1 8278  ax-0lt1 8279  ax-0id 8281  ax-rnegex 8282  ax-pre-ltirr 8285  ax-pre-ltadd 8289
This theorem depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-nel 2516  df-ral 2533  df-rex 2534  df-reu 2535  df-rmo 2536  df-rab 2537  df-v 2823  df-sbc 3052  df-csb 3148  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-nul 3521  df-pw 3690  df-sn 3714  df-pr 3715  df-op 3717  df-uni 3934  df-int 3969  df-iun 4012  df-br 4129  df-opab 4191  df-mpt 4192  df-id 4436  df-xp 4778  df-rel 4779  df-cnv 4780  df-co 4781  df-dm 4782  df-rn 4783  df-res 4784  df-ima 4785  df-iota 5335  df-fun 5377  df-fn 5378  df-f 5379  df-f1 5380  df-fo 5381  df-f1o 5382  df-fv 5383  df-riota 6032  df-ov 6082  df-oprab 6083  df-mpo 6084  df-pnf 8356  df-mnf 8357  df-ltxr 8359  df-inn 9288  df-2 9346  df-3 9347  df-4 9348  df-5 9349  df-6 9350  df-ndx 13338  df-slot 13339  df-base 13341  df-sets 13342  df-plusg 13427  df-mulr 13428  df-sca 13430  df-vsca 13431  df-0g 13595  df-mgm 13659  df-sgrp 13700  df-mnd 13713  df-grp 13791  df-ghm 14027  df-mgp 14201  df-ur 14246  df-ring 14285  df-lmod 14608  df-ascl 14984
This theorem is referenced by:  asclinvg  15015  asclrhm  15016
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