Theorem sgmppw 15858

Description: The value of the divisor function at a prime power. (Contributed by Mario Carneiro, 17-May-2016.)

Assertion

Ref	Expression
sgmppw	|- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> ( A sigma ( P ^ N ) ) = sum_ k e. ( 0 ... N ) ( ( P ^c A ) ^ k ) )

Distinct variable groups:   A, k   k, N   P, k

Proof of Theorem sgmppw

Dummy variables i n x are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		simp1 1024	. . 3 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> A e. CC )
2		simp2 1025	. . . . 5 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> P e. Prime )
3		prmnn 12805	. . . . 5 |- ( P e. Prime -> P e. NN )
4	2, 3	syl 14	. . . 4 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> P e. NN )
5		simp3 1026	. . . 4 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> N e. NN0 )
6	4, 5	nnexpcld 11057	. . 3 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> ( P ^ N ) e. NN )
7		sgmval 15849	. . 3 |- ( ( A e. CC /\ ( P ^ N ) e. NN ) -> ( A sigma ( P ^ N ) ) = sum_ n e. { x e. NN | x || ( P ^ N ) } ( n ^c A ) )
8	1, 6, 7	syl2anc 411	. 2 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> ( A sigma ( P ^ N ) ) = sum_ n e. { x e. NN | x || ( P ^ N ) } ( n ^c A ) )
9		oveq1 6057	. . 3 |- ( n = ( P ^ k ) -> ( n ^c A ) = ( ( P ^ k ) ^c A ) )
10		0zd 9589	. . . 4 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> 0 e. ZZ )
11	5	nn0zd 9698	. . . 4 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> N e. ZZ )
12	10, 11	fzfigd 10793	. . 3 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> ( 0 ... N ) e. Fin )
13		eqid 2232	. . . . 5 |- ( i e. ( 0 ... N ) |-> ( P ^ i ) ) = ( i e. ( 0 ... N ) |-> ( P ^ i ) )
14	13	dvdsppwf1o 15855	. . . 4 |- ( ( P e. Prime /\ N e. NN0 ) -> ( i e. ( 0 ... N ) |-> ( P ^ i ) ) : ( 0 ... N ) -1-1-onto-> { x e. NN | x || ( P ^ N ) } )
15	2, 5, 14	syl2anc 411	. . 3 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> ( i e. ( 0 ... N ) |-> ( P ^ i ) ) : ( 0 ... N ) -1-1-onto-> { x e. NN | x || ( P ^ N ) } )
16		oveq2 6058	. . . 4 |- ( i = k -> ( P ^ i ) = ( P ^ k ) )
17		simpr 110	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> k e. ( 0 ... N ) )
18	4	adantr 276	. . . . 5 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> P e. NN )
19		elfznn0 10448	. . . . . 6 |- ( k e. ( 0 ... N ) -> k e. NN0 )
20	19	adantl 277	. . . . 5 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> k e. NN0 )
21	18, 20	nnexpcld 11057	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( P ^ k ) e. NN )
22	13, 16, 17, 21	fvmptd3 5771	. . 3 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( ( i e. ( 0 ... N ) |-> ( P ^ i ) ) ` k ) = ( P ^ k ) )
23		elrabi 2970	. . . . . 6 |- ( n e. { x e. NN | x || ( P ^ N ) } -> n e. NN )
24	23	adantl 277	. . . . 5 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ n e. { x e. NN | x || ( P ^ N ) } ) -> n e. NN )
25	24	nnrpd 10027	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ n e. { x e. NN | x || ( P ^ N ) } ) -> n e. RR+ )
26	1	adantr 276	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ n e. { x e. NN | x || ( P ^ N ) } ) -> A e. CC )
27	25, 26	rpcncxpcld 15790	. . 3 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ n e. { x e. NN | x || ( P ^ N ) } ) -> ( n ^c A ) e. CC )
28	9, 12, 15, 22, 27	fsumf1o 12074	. 2 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> sum_ n e. { x e. NN | x || ( P ^ N ) } ( n ^c A ) = sum_ k e. ( 0 ... N ) ( ( P ^ k ) ^c A ) )
29	20	nn0cnd 9555	. . . . . 6 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> k e. CC )
30	1	adantr 276	. . . . . 6 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> A e. CC )
31	29, 30	mulcomd 8295	. . . . 5 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( k x. A ) = ( A x. k ) )
32	31	oveq2d 6066	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( P ^c ( k x. A ) ) = ( P ^c ( A x. k ) ) )
33	18	nnrpd 10027	. . . . . 6 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> P e. RR+ )
34	20	nn0red 9554	. . . . . 6 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> k e. RR )
35	33, 34, 30	cxpmuld 15800	. . . . 5 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( P ^c ( k x. A ) ) = ( ( P ^c k ) ^c A ) )
36	20	nn0zd 9698	. . . . . . 7 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> k e. ZZ )
37		cxpexpnn 15759	. . . . . . 7 |- ( ( P e. NN /\ k e. ZZ ) -> ( P ^c k ) = ( P ^ k ) )
38	18, 36, 37	syl2anc 411	. . . . . 6 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( P ^c k ) = ( P ^ k ) )
39	38	oveq1d 6065	. . . . 5 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( ( P ^c k ) ^c A ) = ( ( P ^ k ) ^c A ) )
40	35, 39	eqtrd 2265	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( P ^c ( k x. A ) ) = ( ( P ^ k ) ^c A ) )
41	33, 30, 20	rpcxpmul2d 15795	. . . 4 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( P ^c ( A x. k ) ) = ( ( P ^c A ) ^ k ) )
42	32, 40, 41	3eqtr3d 2273	. . 3 |- ( ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) /\ k e. ( 0 ... N ) ) -> ( ( P ^ k ) ^c A ) = ( ( P ^c A ) ^ k ) )
43	42	sumeq2dv 12051	. 2 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> sum_ k e. ( 0 ... N ) ( ( P ^ k ) ^c A ) = sum_ k e. ( 0 ... N ) ( ( P ^c A ) ^ k ) )
44	8, 28, 43	3eqtrd 2269	1 |- ( ( A e. CC /\ P e. Prime /\ N e. NN0 ) -> ( A sigma ( P ^ N ) ) = sum_ k e. ( 0 ... N ) ( ( P ^c A ) ^ k ) )

Syntax hints:   -> wi 4   /\ wa 104   /\ w3a 1005   = wceq 1398   e. wcel 2203   {crab 2524   class class class wbr 4109   |-> cmpt 4171   -1-1-onto->wf1o 5351  (class class class)co 6050   CCcc 8125   0cc0 8127   x. cmul 8132   NNcn 9237   NN0cn0 9496   ZZcz 9577   ...cfz 10342   ^cexp 10900   sum_csu 12036   || cdvds 12471   Primecprime 12802   ^c ccxp 15720   sigma csgm 15847

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 2205  ax-14 2206  ax-ext 2214  ax-coll 4225  ax-sep 4228  ax-nul 4236  ax-pow 4287  ax-pr 4322  ax-un 4554  ax-setind 4659  ax-iinf 4710  ax-cnex 8218  ax-resscn 8219  ax-1cn 8220  ax-1re 8221  ax-icn 8222  ax-addcl 8223  ax-addrcl 8224  ax-mulcl 8225  ax-mulrcl 8226  ax-addcom 8227  ax-mulcom 8228  ax-addass 8229  ax-mulass 8230  ax-distr 8231  ax-i2m1 8232  ax-0lt1 8233  ax-1rid 8234  ax-0id 8235  ax-rnegex 8236  ax-precex 8237  ax-cnre 8238  ax-pre-ltirr 8239  ax-pre-ltwlin 8240  ax-pre-lttrn 8241  ax-pre-apti 8242  ax-pre-ltadd 8243  ax-pre-mulgt0 8244  ax-pre-mulext 8245  ax-arch 8246  ax-caucvg 8247  ax-pre-suploc 8248  ax-addf 8249  ax-mulf 8250

This theorem depends on definitions:  df-bi 117  df-stab 839  df-dc 843  df-3or 1006  df-3an 1007  df-tru 1401  df-fal 1404  df-nf 1510  df-sb 1812  df-eu 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-ne 2413  df-nel 2508  df-ral 2525  df-rex 2526  df-reu 2527  df-rmo 2528  df-rab 2529  df-v 2815  df-sbc 3043  df-csb 3139  df-dif 3213  df-un 3215  df-in 3217  df-ss 3224  df-nul 3509  df-if 3621  df-pw 3671  df-sn 3695  df-pr 3696  df-op 3698  df-uni 3915  df-int 3950  df-iun 3993  df-disj 4086  df-br 4110  df-opab 4172  df-mpt 4173  df-tr 4209  df-id 4414  df-po 4417  df-iso 4418  df-iord 4487  df-on 4489  df-ilim 4490  df-suc 4492  df-iom 4713  df-xp 4755  df-rel 4756  df-cnv 4757  df-co 4758  df-dm 4759  df-rn 4760  df-res 4761  df-ima 4762  df-iota 5312  df-fun 5354  df-fn 5355  df-f 5356  df-f1 5357  df-fo 5358  df-f1o 5359  df-fv 5360  df-isom 5361  df-riota 6003  df-ov 6053  df-oprab 6054  df-mpo 6055  df-of 6266  df-1st 6334  df-2nd 6335  df-recs 6536  df-irdg 6601  df-frec 6622  df-1o 6647  df-2o 6648  df-oadd 6651  df-er 6767  df-map 6884  df-pm 6885  df-en 6976  df-dom 6977  df-fin 6978  df-sup 7275  df-inf 7276  df-pnf 8310  df-mnf 8311  df-xr 8312  df-ltxr 8313  df-le 8314  df-sub 8446  df-neg 8447  df-reap 8849  df-ap 8856  df-div 8947  df-inn 9238  df-2 9296  df-3 9297  df-4 9298  df-n0 9497  df-xnn0 9564  df-z 9578  df-uz 9854  df-q 9952  df-rp 9987  df-xneg 10105  df-xadd 10106  df-ioo 10225  df-ico 10227  df-icc 10228  df-fz 10343  df-fzo 10477  df-fl 10630  df-mod 10685  df-seqfrec 10810  df-exp 10901  df-fac 11088  df-bc 11110  df-ihash 11139  df-shft 11498  df-cj 11525  df-re 11526  df-im 11527  df-rsqrt 11681  df-abs 11682  df-clim 11962  df-sumdc 12037  df-ef 12332  df-e 12333  df-dvds 12472  df-gcd 12648  df-prm 12803  df-pc 12981  df-rest 13452  df-topgen 13471  df-psmet 14689  df-xmet 14690  df-met 14691  df-bl 14692  df-mopn 14693  df-top 14861  df-topon 14874  df-bases 14906  df-ntr 14959  df-cn 15051  df-cnp 15052  df-tx 15116  df-cncf 15434  df-limced 15519  df-dvap 15520  df-relog 15721  df-rpcxp 15722  df-sgm 15848

This theorem is referenced by:  1sgmprm  15860  1sgm2ppw  15861