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Theorem gsumfzsnfd 13890
Description: Group sum of a singleton, deduction form, using bound-variable hypotheses instead of distinct variable conditions. (Contributed by Mario Carneiro, 19-Dec-2014.) (Revised by Thierry Arnoux, 28-Mar-2018.) (Revised by AV, 11-Dec-2019.)
Hypotheses
Ref Expression
gsumsnd.b  |-  B  =  ( Base `  G
)
gsumsnd.g  |-  ( ph  ->  G  e.  Mnd )
gsumfzsnd.m  |-  ( ph  ->  M  e.  ZZ )
gsumsnd.c  |-  ( ph  ->  C  e.  B )
gsumsnd.s  |-  ( (
ph  /\  k  =  M )  ->  A  =  C )
gsumsnfd.p  |-  F/ k
ph
gsumsnfd.c  |-  F/_ k C
Assertion
Ref Expression
gsumfzsnfd  |-  ( ph  ->  ( G  gsumg  ( k  e.  { M }  |->  A ) )  =  C )
Distinct variable group:    k, M
Allowed substitution hints:    ph( k)    A( k)    B( k)    C( k)    G( k)

Proof of Theorem gsumfzsnfd
StepHypRef Expression
1 gsumsnfd.p . . . . 5  |-  F/ k
ph
2 elsni 3684 . . . . . 6  |-  ( k  e.  { M }  ->  k  =  M )
3 gsumsnd.s . . . . . 6  |-  ( (
ph  /\  k  =  M )  ->  A  =  C )
42, 3sylan2 286 . . . . 5  |-  ( (
ph  /\  k  e.  { M } )  ->  A  =  C )
51, 4mpteq2da 4173 . . . 4  |-  ( ph  ->  ( k  e.  { M }  |->  A )  =  ( k  e. 
{ M }  |->  C ) )
65oveq2d 6023 . . 3  |-  ( ph  ->  ( G  gsumg  ( k  e.  { M }  |->  A ) )  =  ( G 
gsumg  ( k  e.  { M }  |->  C ) ) )
7 gsumfzsnd.m . . . . . 6  |-  ( ph  ->  M  e.  ZZ )
8 fzsn 10270 . . . . . 6  |-  ( M  e.  ZZ  ->  ( M ... M )  =  { M } )
97, 8syl 14 . . . . 5  |-  ( ph  ->  ( M ... M
)  =  { M } )
109mpteq1d 4169 . . . 4  |-  ( ph  ->  ( k  e.  ( M ... M ) 
|->  C )  =  ( k  e.  { M }  |->  C ) )
1110oveq2d 6023 . . 3  |-  ( ph  ->  ( G  gsumg  ( k  e.  ( M ... M ) 
|->  C ) )  =  ( G  gsumg  ( k  e.  { M }  |->  C ) ) )
12 gsumsnd.g . . . 4  |-  ( ph  ->  G  e.  Mnd )
137uzidd 9745 . . . 4  |-  ( ph  ->  M  e.  ( ZZ>= `  M ) )
14 gsumsnd.c . . . 4  |-  ( ph  ->  C  e.  B )
15 gsumsnfd.c . . . . 5  |-  F/_ k C
16 gsumsnd.b . . . . 5  |-  B  =  ( Base `  G
)
17 eqid 2229 . . . . 5  |-  (.g `  G
)  =  (.g `  G
)
1815, 16, 17gsumfzconstf 13887 . . . 4  |-  ( ( G  e.  Mnd  /\  M  e.  ( ZZ>= `  M )  /\  C  e.  B )  ->  ( G  gsumg  ( k  e.  ( M ... M ) 
|->  C ) )  =  ( ( ( M  -  M )  +  1 ) (.g `  G
) C ) )
1912, 13, 14, 18syl3anc 1271 . . 3  |-  ( ph  ->  ( G  gsumg  ( k  e.  ( M ... M ) 
|->  C ) )  =  ( ( ( M  -  M )  +  1 ) (.g `  G
) C ) )
206, 11, 193eqtr2d 2268 . 2  |-  ( ph  ->  ( G  gsumg  ( k  e.  { M }  |->  A ) )  =  ( ( ( M  -  M
)  +  1 ) (.g `  G ) C ) )
217zcnd 9578 . . . . . 6  |-  ( ph  ->  M  e.  CC )
2221subidd 8453 . . . . 5  |-  ( ph  ->  ( M  -  M
)  =  0 )
2322oveq1d 6022 . . . 4  |-  ( ph  ->  ( ( M  -  M )  +  1 )  =  ( 0  +  1 ) )
24 0p1e1 9232 . . . 4  |-  ( 0  +  1 )  =  1
2523, 24eqtrdi 2278 . . 3  |-  ( ph  ->  ( ( M  -  M )  +  1 )  =  1 )
2625oveq1d 6022 . 2  |-  ( ph  ->  ( ( ( M  -  M )  +  1 ) (.g `  G
) C )  =  ( 1 (.g `  G
) C ) )
2716, 17mulg1 13674 . . 3  |-  ( C  e.  B  ->  (
1 (.g `  G ) C )  =  C )
2814, 27syl 14 . 2  |-  ( ph  ->  ( 1 (.g `  G
) C )  =  C )
2920, 26, 283eqtrd 2266 1  |-  ( ph  ->  ( G  gsumg  ( k  e.  { M }  |->  A ) )  =  C )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    = wceq 1395   F/wnf 1506    e. wcel 2200   F/_wnfc 2359   {csn 3666    |-> cmpt 4145   ` cfv 5318  (class class class)co 6007   0cc0 8007   1c1 8008    + caddc 8010    - cmin 8325   ZZcz 9454   ZZ>=cuz 9730   ...cfz 10212   Basecbs 13040    gsumg cgsu 13298   Mndcmnd 13457  .gcmg 13664
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 617  ax-in2 618  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-coll 4199  ax-sep 4202  ax-nul 4210  ax-pow 4258  ax-pr 4293  ax-un 4524  ax-setind 4629  ax-iinf 4680  ax-cnex 8098  ax-resscn 8099  ax-1cn 8100  ax-1re 8101  ax-icn 8102  ax-addcl 8103  ax-addrcl 8104  ax-mulcl 8105  ax-addcom 8107  ax-addass 8109  ax-distr 8111  ax-i2m1 8112  ax-0lt1 8113  ax-0id 8115  ax-rnegex 8116  ax-cnre 8118  ax-pre-ltirr 8119  ax-pre-ltwlin 8120  ax-pre-lttrn 8121  ax-pre-apti 8122  ax-pre-ltadd 8123
This theorem depends on definitions:  df-bi 117  df-dc 840  df-3or 1003  df-3an 1004  df-tru 1398  df-fal 1401  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ne 2401  df-nel 2496  df-ral 2513  df-rex 2514  df-reu 2515  df-rab 2517  df-v 2801  df-sbc 3029  df-csb 3125  df-dif 3199  df-un 3201  df-in 3203  df-ss 3210  df-nul 3492  df-if 3603  df-pw 3651  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3889  df-int 3924  df-iun 3967  df-br 4084  df-opab 4146  df-mpt 4147  df-tr 4183  df-id 4384  df-iord 4457  df-on 4459  df-ilim 4460  df-suc 4462  df-iom 4683  df-xp 4725  df-rel 4726  df-cnv 4727  df-co 4728  df-dm 4729  df-rn 4730  df-res 4731  df-ima 4732  df-iota 5278  df-fun 5320  df-fn 5321  df-f 5322  df-f1 5323  df-fo 5324  df-f1o 5325  df-fv 5326  df-riota 5960  df-ov 6010  df-oprab 6011  df-mpo 6012  df-1st 6292  df-2nd 6293  df-recs 6457  df-frec 6543  df-1o 6568  df-er 6688  df-en 6896  df-fin 6898  df-pnf 8191  df-mnf 8192  df-xr 8193  df-ltxr 8194  df-le 8195  df-sub 8327  df-neg 8328  df-inn 9119  df-2 9177  df-n0 9378  df-z 9455  df-uz 9731  df-fz 10213  df-seqfrec 10678  df-ndx 13043  df-slot 13044  df-base 13046  df-plusg 13131  df-0g 13299  df-igsum 13300  df-minusg 13545  df-mulg 13665
This theorem is referenced by:  gsumfzfsumlemm  14559
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