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Theorem asplss 14999
Description: The algebraic span of a set of vectors is a vector subspace. (Contributed by Mario Carneiro, 7-Jan-2015.)
Hypotheses
Ref Expression
aspval.a  |-  A  =  (AlgSpan `  W )
aspval.v  |-  V  =  ( Base `  W
)
aspval.l  |-  L  =  ( LSubSp `  W )
Assertion
Ref Expression
asplss  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  ( A `  S )  e.  L )

Proof of Theorem asplss
Dummy variables  t  x are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 aspval.a . . 3  |-  A  =  (AlgSpan `  W )
2 aspval.v . . 3  |-  V  =  ( Base `  W
)
3 aspval.l . . 3  |-  L  =  ( LSubSp `  W )
41, 2, 3aspval 14998 . 2  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  ( A `  S )  =  |^| { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t } )
5 assalmod 14989 . . . 4  |-  ( W  e. AssAlg  ->  W  e.  LMod )
65adantr 276 . . 3  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  W  e.  LMod )
7 ssrab2 3333 . . . . 5  |-  { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t } 
C_  ( (SubRing `  W
)  i^i  L )
8 inss2 3452 . . . . 5  |-  ( (SubRing `  W )  i^i  L
)  C_  L
97, 8sstri 3257 . . . 4  |-  { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t } 
C_  L
109a1i 9 . . 3  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t } 
C_  L )
11 sseq2 3272 . . . . 5  |-  ( t  =  V  ->  ( S  C_  t  <->  S  C_  V
) )
12 assaring 14990 . . . . . . . 8  |-  ( W  e. AssAlg  ->  W  e.  Ring )
132subrgid 14514 . . . . . . . 8  |-  ( W  e.  Ring  ->  V  e.  (SubRing `  W )
)
1412, 13syl 14 . . . . . . 7  |-  ( W  e. AssAlg  ->  V  e.  (SubRing `  W ) )
152, 3lss1 14682 . . . . . . . 8  |-  ( W  e.  LMod  ->  V  e.  L )
165, 15syl 14 . . . . . . 7  |-  ( W  e. AssAlg  ->  V  e.  L
)
1714, 16elind 3414 . . . . . 6  |-  ( W  e. AssAlg  ->  V  e.  ( (SubRing `  W )  i^i  L ) )
1817adantr 276 . . . . 5  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  V  e.  ( (SubRing `  W
)  i^i  L )
)
19 simpr 110 . . . . 5  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  S  C_  V )
2011, 18, 19elrabd 2984 . . . 4  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  V  e.  { t  e.  ( (SubRing `  W )  i^i  L )  |  S  C_  t } )
21 elex2 2838 . . . 4  |-  ( V  e.  { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t }  ->  E. x  x  e. 
{ t  e.  ( (SubRing `  W )  i^i  L )  |  S  C_  t } )
2220, 21syl 14 . . 3  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  E. x  x  e.  { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t } )
233lssintclm 14704 . . 3  |-  ( ( W  e.  LMod  /\  {
t  e.  ( (SubRing `  W )  i^i  L
)  |  S  C_  t }  C_  L  /\  E. x  x  e.  {
t  e.  ( (SubRing `  W )  i^i  L
)  |  S  C_  t } )  ->  |^| { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t }  e.  L )
246, 10, 22, 23syl3anc 1278 . 2  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  |^| { t  e.  ( (SubRing `  W
)  i^i  L )  |  S  C_  t }  e.  L )
254, 24eqeltrd 2315 1  |-  ( ( W  e. AssAlg  /\  S  C_  V )  ->  ( A `  S )  e.  L )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    = wceq 1402   E.wex 1545    e. wcel 2209   {crab 2532    i^i cin 3219    C_ wss 3220   |^|cint 3968   ` cfv 5375   Basecbs 13335   Ringcrg 14283  SubRingcsubrg 14508   LModclmod 14606   LSubSpclss 14672  AssAlgcasa 14979  AlgSpancasp 14980
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-lttrn 8287  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-1st 6368  df-2nd 6369  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-iress 13343  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-minusg 13792  df-sbg 13793  df-mgp 14201  df-ur 14246  df-ring 14285  df-subrg 14510  df-lmod 14608  df-lssm 14673  df-assa 14982  df-asp 14983
This theorem is referenced by: (None)
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