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Theorem padicabvf 21278
Description: The p-adic absolute value is an absolute value. (Contributed by Mario Carneiro, 9-Sep-2014.)
Hypotheses
Ref Expression
qrng.q  |-  Q  =  (flds  QQ )
qabsabv.a  |-  A  =  (AbsVal `  Q )
padic.j  |-  J  =  ( q  e.  Prime  |->  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( q ^ -u (
q  pCnt  x )
) ) ) )
Assertion
Ref Expression
padicabvf  |-  J : Prime --> A
Distinct variable groups:    x, q, A    x, Q
Allowed substitution hints:    Q( q)    J( x, q)

Proof of Theorem padicabvf
Dummy variable  p is distinct from all other variables.
StepHypRef Expression
1 qex 10542 . . . 4  |-  QQ  e.  _V
21mptex 5925 . . 3  |-  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( q ^ -u ( q 
pCnt  x ) ) ) )  e.  _V
3 padic.j . . 3  |-  J  =  ( q  e.  Prime  |->  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( q ^ -u (
q  pCnt  x )
) ) ) )
42, 3fnmpti 5532 . 2  |-  J  Fn  Prime
53padicfval 21263 . . . . 5  |-  ( p  e.  Prime  ->  ( J `
 p )  =  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( p ^ -u (
p  pCnt  x )
) ) ) )
6 prmnn 13037 . . . . . . . . . . 11  |-  ( p  e.  Prime  ->  p  e.  NN )
76ad2antrr 707 . . . . . . . . . 10  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  p  e.  NN )
87nncnd 9972 . . . . . . . . 9  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  p  e.  CC )
97nnne0d 10000 . . . . . . . . 9  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  p  =/=  0 )
10 df-ne 2569 . . . . . . . . . 10  |-  ( x  =/=  0  <->  -.  x  =  0 )
11 pcqcl 13185 . . . . . . . . . . 11  |-  ( ( p  e.  Prime  /\  (
x  e.  QQ  /\  x  =/=  0 ) )  ->  ( p  pCnt  x )  e.  ZZ )
1211anassrs 630 . . . . . . . . . 10  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  x  =/=  0
)  ->  ( p  pCnt  x )  e.  ZZ )
1310, 12sylan2br 463 . . . . . . . . 9  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  (
p  pCnt  x )  e.  ZZ )
148, 9, 13expnegd 11485 . . . . . . . 8  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  (
p ^ -u (
p  pCnt  x )
)  =  ( 1  /  ( p ^
( p  pCnt  x
) ) ) )
158, 9, 13exprecd 11486 . . . . . . . 8  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  (
( 1  /  p
) ^ ( p 
pCnt  x ) )  =  ( 1  /  (
p ^ ( p 
pCnt  x ) ) ) )
1614, 15eqtr4d 2439 . . . . . . 7  |-  ( ( ( p  e.  Prime  /\  x  e.  QQ )  /\  -.  x  =  0 )  ->  (
p ^ -u (
p  pCnt  x )
)  =  ( ( 1  /  p ) ^ ( p  pCnt  x ) ) )
1716ifeq2da 3725 . . . . . 6  |-  ( ( p  e.  Prime  /\  x  e.  QQ )  ->  if ( x  =  0 ,  0 ,  ( p ^ -u (
p  pCnt  x )
) )  =  if ( x  =  0 ,  0 ,  ( ( 1  /  p
) ^ ( p 
pCnt  x ) ) ) )
1817mpteq2dva 4255 . . . . 5  |-  ( p  e.  Prime  ->  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( p ^ -u ( p 
pCnt  x ) ) ) )  =  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( ( 1  /  p ) ^ ( p  pCnt  x ) ) ) ) )
195, 18eqtrd 2436 . . . 4  |-  ( p  e.  Prime  ->  ( J `
 p )  =  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( ( 1  /  p
) ^ ( p 
pCnt  x ) ) ) ) )
206nnrecred 10001 . . . . . 6  |-  ( p  e.  Prime  ->  ( 1  /  p )  e.  RR )
216nnred 9971 . . . . . . . 8  |-  ( p  e.  Prime  ->  p  e.  RR )
22 prmuz2 13052 . . . . . . . . 9  |-  ( p  e.  Prime  ->  p  e.  ( ZZ>= `  2 )
)
23 eluz2b2 10504 . . . . . . . . . 10  |-  ( p  e.  ( ZZ>= `  2
)  <->  ( p  e.  NN  /\  1  < 
p ) )
2423simprbi 451 . . . . . . . . 9  |-  ( p  e.  ( ZZ>= `  2
)  ->  1  <  p )
2522, 24syl 16 . . . . . . . 8  |-  ( p  e.  Prime  ->  1  < 
p )
26 recgt1i 9863 . . . . . . . 8  |-  ( ( p  e.  RR  /\  1  <  p )  -> 
( 0  <  (
1  /  p )  /\  ( 1  /  p )  <  1
) )
2721, 25, 26syl2anc 643 . . . . . . 7  |-  ( p  e.  Prime  ->  ( 0  <  ( 1  /  p )  /\  (
1  /  p )  <  1 ) )
2827simpld 446 . . . . . 6  |-  ( p  e.  Prime  ->  0  < 
( 1  /  p
) )
2927simprd 450 . . . . . 6  |-  ( p  e.  Prime  ->  ( 1  /  p )  <  1 )
30 0xr 9087 . . . . . . 7  |-  0  e.  RR*
31 1re 9046 . . . . . . . 8  |-  1  e.  RR
3231rexri 9093 . . . . . . 7  |-  1  e.  RR*
33 elioo2 10913 . . . . . . 7  |-  ( ( 0  e.  RR*  /\  1  e.  RR* )  ->  (
( 1  /  p
)  e.  ( 0 (,) 1 )  <->  ( (
1  /  p )  e.  RR  /\  0  <  ( 1  /  p
)  /\  ( 1  /  p )  <  1 ) ) )
3430, 32, 33mp2an 654 . . . . . 6  |-  ( ( 1  /  p )  e.  ( 0 (,) 1 )  <->  ( (
1  /  p )  e.  RR  /\  0  <  ( 1  /  p
)  /\  ( 1  /  p )  <  1 ) )
3520, 28, 29, 34syl3anbrc 1138 . . . . 5  |-  ( p  e.  Prime  ->  ( 1  /  p )  e.  ( 0 (,) 1
) )
36 qrng.q . . . . . 6  |-  Q  =  (flds  QQ )
37 qabsabv.a . . . . . 6  |-  A  =  (AbsVal `  Q )
38 eqid 2404 . . . . . 6  |-  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( ( 1  /  p ) ^ ( p  pCnt  x ) ) ) )  =  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( ( 1  /  p ) ^
( p  pCnt  x
) ) ) )
3936, 37, 38padicabv 21277 . . . . 5  |-  ( ( p  e.  Prime  /\  (
1  /  p )  e.  ( 0 (,) 1 ) )  -> 
( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( ( 1  /  p
) ^ ( p 
pCnt  x ) ) ) )  e.  A )
4035, 39mpdan 650 . . . 4  |-  ( p  e.  Prime  ->  ( x  e.  QQ  |->  if ( x  =  0 ,  0 ,  ( ( 1  /  p ) ^ ( p  pCnt  x ) ) ) )  e.  A )
4119, 40eqeltrd 2478 . . 3  |-  ( p  e.  Prime  ->  ( J `
 p )  e.  A )
4241rgen 2731 . 2  |-  A. p  e.  Prime  ( J `  p )  e.  A
43 ffnfv 5853 . 2  |-  ( J : Prime --> A  <->  ( J  Fn  Prime  /\  A. p  e.  Prime  ( J `  p )  e.  A
) )
444, 42, 43mpbir2an 887 1  |-  J : Prime --> A
Colors of variables: wff set class
Syntax hints:   -. wn 3    <-> wb 177    /\ wa 359    /\ w3a 936    = wceq 1649    e. wcel 1721    =/= wne 2567   A.wral 2666   ifcif 3699   class class class wbr 4172    e. cmpt 4226    Fn wfn 5408   -->wf 5409   ` cfv 5413  (class class class)co 6040   RRcr 8945   0cc0 8946   1c1 8947   RR*cxr 9075    < clt 9076   -ucneg 9248    / cdiv 9633   NNcn 9956   2c2 10005   ZZcz 10238   ZZ>=cuz 10444   QQcq 10530   (,)cioo 10872   ^cexp 11337   Primecprime 13034    pCnt cpc 13165   ↾s cress 13425  AbsValcabv 15859  ℂfldccnfld 16658
This theorem is referenced by:  ostth  21286
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1552  ax-5 1563  ax-17 1623  ax-9 1662  ax-8 1683  ax-13 1723  ax-14 1725  ax-6 1740  ax-7 1745  ax-11 1757  ax-12 1946  ax-ext 2385  ax-rep 4280  ax-sep 4290  ax-nul 4298  ax-pow 4337  ax-pr 4363  ax-un 4660  ax-cnex 9002  ax-resscn 9003  ax-1cn 9004  ax-icn 9005  ax-addcl 9006  ax-addrcl 9007  ax-mulcl 9008  ax-mulrcl 9009  ax-mulcom 9010  ax-addass 9011  ax-mulass 9012  ax-distr 9013  ax-i2m1 9014  ax-1ne0 9015  ax-1rid 9016  ax-rnegex 9017  ax-rrecex 9018  ax-cnre 9019  ax-pre-lttri 9020  ax-pre-lttrn 9021  ax-pre-ltadd 9022  ax-pre-mulgt0 9023  ax-pre-sup 9024  ax-addf 9025  ax-mulf 9026
This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3or 937  df-3an 938  df-tru 1325  df-ex 1548  df-nf 1551  df-sb 1656  df-eu 2258  df-mo 2259  df-clab 2391  df-cleq 2397  df-clel 2400  df-nfc 2529  df-ne 2569  df-nel 2570  df-ral 2671  df-rex 2672  df-reu 2673  df-rmo 2674  df-rab 2675  df-v 2918  df-sbc 3122  df-csb 3212  df-dif 3283  df-un 3285  df-in 3287  df-ss 3294  df-pss 3296  df-nul 3589  df-if 3700  df-pw 3761  df-sn 3780  df-pr 3781  df-tp 3782  df-op 3783  df-uni 3976  df-int 4011  df-iun 4055  df-br 4173  df-opab 4227  df-mpt 4228  df-tr 4263  df-eprel 4454  df-id 4458  df-po 4463  df-so 4464  df-fr 4501  df-we 4503  df-ord 4544  df-on 4545  df-lim 4546  df-suc 4547  df-om 4805  df-xp 4843  df-rel 4844  df-cnv 4845  df-co 4846  df-dm 4847  df-rn 4848  df-res 4849  df-ima 4850  df-iota 5377  df-fun 5415  df-fn 5416  df-f 5417  df-f1 5418  df-fo 5419  df-f1o 5420  df-fv 5421  df-ov 6043  df-oprab 6044  df-mpt2 6045  df-1st 6308  df-2nd 6309  df-tpos 6438  df-riota 6508  df-recs 6592  df-rdg 6627  df-1o 6683  df-2o 6684  df-oadd 6687  df-er 6864  df-map 6979  df-en 7069  df-dom 7070  df-sdom 7071  df-fin 7072  df-sup 7404  df-pnf 9078  df-mnf 9079  df-xr 9080  df-ltxr 9081  df-le 9082  df-sub 9249  df-neg 9250  df-div 9634  df-nn 9957  df-2 10014  df-3 10015  df-4 10016  df-5 10017  df-6 10018  df-7 10019  df-8 10020  df-9 10021  df-10 10022  df-n0 10178  df-z 10239  df-dec 10339  df-uz 10445  df-q 10531  df-rp 10569  df-ioo 10876  df-ico 10878  df-fz 11000  df-fl 11157  df-mod 11206  df-seq 11279  df-exp 11338  df-cj 11859  df-re 11860  df-im 11861  df-sqr 11995  df-abs 11996  df-dvds 12808  df-gcd 12962  df-prm 13035  df-pc 13166  df-struct 13426  df-ndx 13427  df-slot 13428  df-base 13429  df-sets 13430  df-ress 13431  df-plusg 13497  df-mulr 13498  df-starv 13499  df-tset 13503  df-ple 13504  df-ds 13506  df-unif 13507  df-0g 13682  df-mnd 14645  df-grp 14767  df-minusg 14768  df-subg 14896  df-cmn 15369  df-mgp 15604  df-rng 15618  df-cring 15619  df-ur 15620  df-oppr 15683  df-dvdsr 15701  df-unit 15702  df-invr 15732  df-dvr 15743  df-drng 15792  df-subrg 15821  df-abv 15860  df-cnfld 16659
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