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Theorem ballotfilemfelz 13151
Description:  ( F `  C ) has values in  ZZ. (Contributed by Thierry Arnoux, 23-Nov-2016.)
Hypotheses
Ref Expression
ballotth.m  |-  M  e.  NN
ballotth.n  |-  N  e.  NN
ballotfi.o  |-  O  =  { c  e.  ( ~P ( 1 ... ( M  +  N
) )  i^i  Fin )  |  ( `  c
)  =  M }
ballotfi.p  |-  P  =  ( x  e.  ( ~P O  i^i  Fin )  |->  ( ( `  x
)  /  ( `  O
) ) )
ballotth.f  |-  F  =  ( c  e.  O  |->  ( i  e.  ZZ  |->  ( ( `  ( (
1 ... i )  i^i  c ) )  -  ( `  ( ( 1 ... i )  \ 
c ) ) ) ) )
ballotlemfval.c  |-  ( ph  ->  C  e.  O )
ballotlemfval.j  |-  ( ph  ->  J  e.  ZZ )
Assertion
Ref Expression
ballotfilemfelz  |-  ( ph  ->  ( ( F `  C ) `  J
)  e.  ZZ )
Distinct variable groups:    M, c    N, c    O, c    i, M   
i, N    i, O, c    F, c, i    C, i    i, J    ph, i
Allowed substitution hints:    ph( x, c)    C( x, c)    P( x, i, c)    F( x)    J( x, c)    M( x)    N( x)    O( x)

Proof of Theorem ballotfilemfelz
StepHypRef Expression
1 ballotth.m . . 3  |-  M  e.  NN
2 ballotth.n . . 3  |-  N  e.  NN
3 ballotfi.o . . 3  |-  O  =  { c  e.  ( ~P ( 1 ... ( M  +  N
) )  i^i  Fin )  |  ( `  c
)  =  M }
4 ballotfi.p . . 3  |-  P  =  ( x  e.  ( ~P O  i^i  Fin )  |->  ( ( `  x
)  /  ( `  O
) ) )
5 ballotth.f . . 3  |-  F  =  ( c  e.  O  |->  ( i  e.  ZZ  |->  ( ( `  ( (
1 ... i )  i^i  c ) )  -  ( `  ( ( 1 ... i )  \ 
c ) ) ) ) )
6 ballotlemfval.c . . 3  |-  ( ph  ->  C  e.  O )
7 ballotlemfval.j . . 3  |-  ( ph  ->  J  e.  ZZ )
81, 2, 3, 4, 5, 6, 7ballotfilemfval 13150 . 2  |-  ( ph  ->  ( ( F `  C ) `  J
)  =  ( ( `  ( ( 1 ... J )  i^i  C
) )  -  ( `  ( ( 1 ... J )  \  C
) ) ) )
91, 2, 3, 6, 7ballotfilemcinfi 13147 . . . . 5  |-  ( ph  ->  ( ( 1 ... J )  i^i  C
)  e.  Fin )
10 hashcl 11148 . . . . 5  |-  ( ( ( 1 ... J
)  i^i  C )  e.  Fin  ->  ( `  (
( 1 ... J
)  i^i  C )
)  e.  NN0 )
119, 10syl 14 . . . 4  |-  ( ph  ->  ( `  ( (
1 ... J )  i^i 
C ) )  e. 
NN0 )
1211nn0zd 9701 . . 3  |-  ( ph  ->  ( `  ( (
1 ... J )  i^i 
C ) )  e.  ZZ )
131, 2, 3, 6, 7ballotfilemdifcfi 13148 . . . . 5  |-  ( ph  ->  ( ( 1 ... J )  \  C
)  e.  Fin )
14 hashcl 11148 . . . . 5  |-  ( ( ( 1 ... J
)  \  C )  e.  Fin  ->  ( `  (
( 1 ... J
)  \  C )
)  e.  NN0 )
1513, 14syl 14 . . . 4  |-  ( ph  ->  ( `  ( (
1 ... J )  \  C ) )  e. 
NN0 )
1615nn0zd 9701 . . 3  |-  ( ph  ->  ( `  ( (
1 ... J )  \  C ) )  e.  ZZ )
1712, 16zsubcld 9708 . 2  |-  ( ph  ->  ( ( `  (
( 1 ... J
)  i^i  C )
)  -  ( `  (
( 1 ... J
)  \  C )
) )  e.  ZZ )
188, 17eqeltrd 2311 1  |-  ( ph  ->  ( ( F `  C ) `  J
)  e.  ZZ )
Colors of variables: wff set class
Syntax hints:    -> wi 4    = wceq 1398    e. wcel 2205   {crab 2526    \ cdif 3210    i^i cin 3212   ~Pcpw 3671    |-> cmpt 4173   ` cfv 5354  (class class class)co 6052   Fincfn 6977   1c1 8130    + caddc 8132    - cmin 8446    / cdiv 8948   NNcn 9239   NN0cn0 9498   ZZcz 9579   ...cfz 10345  ♯chash 11142
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 619  ax-in2 620  ax-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2207  ax-14 2208  ax-ext 2216  ax-coll 4227  ax-sep 4230  ax-nul 4238  ax-pow 4289  ax-pr 4324  ax-un 4556  ax-setind 4661  ax-iinf 4712  ax-cnex 8220  ax-resscn 8221  ax-1cn 8222  ax-1re 8223  ax-icn 8224  ax-addcl 8225  ax-addrcl 8226  ax-mulcl 8227  ax-addcom 8229  ax-addass 8231  ax-distr 8233  ax-i2m1 8234  ax-0lt1 8235  ax-0id 8237  ax-rnegex 8238  ax-cnre 8240  ax-pre-ltirr 8241  ax-pre-ltwlin 8242  ax-pre-lttrn 8243  ax-pre-apti 8244  ax-pre-ltadd 8245
This theorem depends on definitions:  df-bi 117  df-dc 843  df-3or 1006  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2085  df-mo 2086  df-clab 2221  df-cleq 2227  df-clel 2230  df-nfc 2375  df-ne 2415  df-nel 2510  df-ral 2527  df-rex 2528  df-reu 2529  df-rab 2531  df-v 2817  df-sbc 3045  df-csb 3141  df-dif 3215  df-un 3217  df-in 3219  df-ss 3226  df-nul 3511  df-if 3623  df-pw 3673  df-sn 3697  df-pr 3698  df-op 3700  df-uni 3917  df-int 3952  df-iun 3995  df-br 4112  df-opab 4174  df-mpt 4175  df-tr 4211  df-id 4416  df-iord 4489  df-on 4491  df-ilim 4492  df-suc 4494  df-iom 4715  df-xp 4757  df-rel 4758  df-cnv 4759  df-co 4760  df-dm 4761  df-rn 4762  df-res 4763  df-ima 4764  df-iota 5314  df-fun 5356  df-fn 5357  df-f 5358  df-f1 5359  df-fo 5360  df-f1o 5361  df-fv 5362  df-riota 6005  df-ov 6055  df-oprab 6056  df-mpo 6057  df-1st 6336  df-2nd 6337  df-recs 6538  df-frec 6624  df-1o 6649  df-er 6769  df-en 6978  df-dom 6979  df-fin 6980  df-pnf 8312  df-mnf 8313  df-xr 8314  df-ltxr 8315  df-le 8316  df-sub 8448  df-neg 8449  df-inn 9240  df-n0 9499  df-z 9580  df-uz 9857  df-fz 10346  df-ihash 11143
This theorem is referenced by:  ballotfilemfc0  13153  ballotfilemfcc  13154  ballotfilemodife  13158
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