Theorem pcid 13086

Description: The prime count of a prime power. (Contributed by Mario Carneiro, 9-Sep-2014.)

Assertion

Ref	Expression
pcid	|- ( ( P e. Prime /\ A e. ZZ ) -> ( P pCnt ( P ^ A ) ) = A )

Proof of Theorem pcid

Step	Hyp	Ref	Expression
1		elznn0nn 9641	. 2 |- ( A e. ZZ <-> ( A e. NN0 \/ ( A e. RR /\ -u A e. NN ) ) )
2		pcidlem 13085	. . 3 |- ( ( P e. Prime /\ A e. NN0 ) -> ( P pCnt ( P ^ A ) ) = A )
3		prmnn 12871	. . . . . . . 8 |- ( P e. Prime -> P e. NN )
4	3	adantr 276	. . . . . . 7 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> P e. NN )
5	4	nncnd 9301	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> P e. CC )
6	4	nnap0d 9333	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> P # 0 )
7		simprl 535	. . . . . . 7 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> A e. RR )
8	7	recnd 8348	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> A e. CC )
9		nnnn0 9553	. . . . . . 7 |- ( -u A e. NN -> -u A e. NN0 )
10	9	ad2antll 495	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> -u A e. NN0 )
11		expineg2 10968	. . . . . 6 |- ( ( ( P e. CC /\ P # 0 ) /\ ( A e. CC /\ -u A e. NN0 ) ) -> ( P ^ A ) = ( 1 / ( P ^ -u A ) ) )
12	5, 6, 8, 10, 11	syl22anc 1279	. . . . 5 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P ^ A ) = ( 1 / ( P ^ -u A ) ) )
13	12	oveq2d 6095	. . . 4 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P pCnt ( P ^ A ) ) = ( P pCnt ( 1 / ( P ^ -u A ) ) ) )
14		simpl 109	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> P e. Prime )
15		1zzd 9654	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> 1 e. ZZ )
16		1ne0 9355	. . . . . . 7 |- 1 =/= 0
17	16	a1i 9	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> 1 =/= 0 )
18	4, 10	nnexpcld 11116	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P ^ -u A ) e. NN )
19		pcdiv 13064	. . . . . 6 |- ( ( P e. Prime /\ ( 1 e. ZZ /\ 1 =/= 0 ) /\ ( P ^ -u A ) e. NN ) -> ( P pCnt ( 1 / ( P ^ -u A ) ) ) = ( ( P pCnt 1 ) - ( P pCnt ( P ^ -u A ) ) ) )
20	14, 15, 17, 18, 19	syl121anc 1283	. . . . 5 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P pCnt ( 1 / ( P ^ -u A ) ) ) = ( ( P pCnt 1 ) - ( P pCnt ( P ^ -u A ) ) ) )
21		pc1 13067	. . . . . . . 8 |- ( P e. Prime -> ( P pCnt 1 ) = 0 )
22	21	adantr 276	. . . . . . 7 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P pCnt 1 ) = 0 )
23		pcidlem 13085	. . . . . . . 8 |- ( ( P e. Prime /\ -u A e. NN0 ) -> ( P pCnt ( P ^ -u A ) ) = -u A )
24	10, 23	syldan 282	. . . . . . 7 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P pCnt ( P ^ -u A ) ) = -u A )
25	22, 24	oveq12d 6097	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( ( P pCnt 1 ) - ( P pCnt ( P ^ -u A ) ) ) = ( 0 - -u A ) )
26		df-neg 8494	. . . . . . 7 |- -u -u A = ( 0 - -u A )
27	8	negnegd 8622	. . . . . . 7 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> -u -u A = A )
28	26, 27	eqtr3id 2285	. . . . . 6 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( 0 - -u A ) = A )
29	25, 28	eqtrd 2271	. . . . 5 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( ( P pCnt 1 ) - ( P pCnt ( P ^ -u A ) ) ) = A )
30	20, 29	eqtrd 2271	. . . 4 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P pCnt ( 1 / ( P ^ -u A ) ) ) = A )
31	13, 30	eqtrd 2271	. . 3 |- ( ( P e. Prime /\ ( A e. RR /\ -u A e. NN ) ) -> ( P pCnt ( P ^ A ) ) = A )
32	2, 31	jaodan 809	. 2 |- ( ( P e. Prime /\ ( A e. NN0 \/ ( A e. RR /\ -u A e. NN ) ) ) -> ( P pCnt ( P ^ A ) ) = A )
33	1, 32	sylan2b 287	1 |- ( ( P e. Prime /\ A e. ZZ ) -> ( P pCnt ( P ^ A ) ) = A )

This proof depends on syntax axioms:   -> wi 4   /\ wa 104   \/ wo 720   = wceq 1402   e. wcel 2209   =/= wne 2420   class class class wbr 4128  (class class class)co 6079   CCcc 8171   RRcr 8172   0cc0 8173   1c1 8174   - cmin 8491   -ucneg 8492   # cap 8903   / cdiv 8996   NNcn 9287   NN0cn0 9546   ZZcz 9627   ^cexp 10958   Primecprime 12868   pCnt cpc 13046

This proof depends on 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-nul 4257  ax-pow 4309  ax-pr 4344  ax-un 4576  ax-setind 4682  ax-iinf 4733  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-mulrcl 8272  ax-addcom 8273  ax-mulcom 8274  ax-addass 8275  ax-mulass 8276  ax-distr 8277  ax-i2m1 8278  ax-0lt1 8279  ax-1rid 8280  ax-0id 8281  ax-rnegex 8282  ax-precex 8283  ax-cnre 8284  ax-pre-ltirr 8285  ax-pre-ltwlin 8286  ax-pre-lttrn 8287  ax-pre-apti 8288  ax-pre-ltadd 8289  ax-pre-mulgt0 8290  ax-pre-mulext 8291  ax-arch 8292  ax-caucvg 8293

This proof depends on definitions:  df-bi 117  df-stab 843  df-dc 847  df-3or 1010  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-if 3639  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-tr 4228  df-id 4436  df-po 4439  df-iso 4440  df-iord 4509  df-on 4511  df-ilim 4512  df-suc 4514  df-iom 4736  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-isom 5384  df-riota 6032  df-ov 6082  df-oprab 6083  df-mpo 6084  df-1st 6368  df-2nd 6369  df-recs 6570  df-frec 6656  df-1o 6681  df-2o 6682  df-er 6801  df-en 7017  df-sup 7318  df-inf 7319  df-pnf 8356  df-mnf 8357  df-xr 8358  df-ltxr 8359  df-le 8360  df-sub 8493  df-neg 8494  df-reap 8897  df-ap 8904  df-div 8997  df-inn 9288  df-2 9346  df-3 9347  df-4 9348  df-n0 9547  df-z 9628  df-uz 9905  df-q 10003  df-rp 10038  df-fz 10395  df-fzo 10533  df-fl 10688  df-mod 10743  df-seqfrec 10868  df-exp 10959  df-cj 11590  df-re 11591  df-im 11592  df-rsqrt 11747  df-abs 11748  df-dvds 12538  df-gcd 12714  df-prm 12869  df-pc 13047

This theorem is used by:  pcprmpw2  13095  pcaddlem  13101  expnprm  13115  dvdsppwf1o  16086  lgsval2lem  16112