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Theorem isprm2 13079
Description: The predicate "is a prime number". A prime number is an integer greater than or equal to 2 whose only positive divisors are 1 and itself. (Contributed by Paul Chapman, 26-Oct-2012.)
Assertion
Ref Expression
isprm2  |-  ( P  e.  Prime  <->  ( P  e.  ( ZZ>= `  2 )  /\  A. z  e.  NN  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
Distinct variable group:    z, P

Proof of Theorem isprm2
Dummy variable  n is distinct from all other variables.
StepHypRef Expression
1 1nprm 13076 . . . . 5  |-  -.  1  e.  Prime
2 eleq1 2495 . . . . . 6  |-  ( P  =  1  ->  ( P  e.  Prime  <->  1  e.  Prime ) )
32biimpcd 216 . . . . 5  |-  ( P  e.  Prime  ->  ( P  =  1  ->  1  e.  Prime ) )
41, 3mtoi 171 . . . 4  |-  ( P  e.  Prime  ->  -.  P  =  1 )
54neneqad 2668 . . 3  |-  ( P  e.  Prime  ->  P  =/=  1 )
65pm4.71i 614 . 2  |-  ( P  e.  Prime  <->  ( P  e. 
Prime  /\  P  =/=  1
) )
7 isprm 13073 . . . 4  |-  ( P  e.  Prime  <->  ( P  e.  NN  /\  { n  e.  NN  |  n  ||  P }  ~~  2o ) )
8 isprm2lem 13078 . . . . . . 7  |-  ( ( P  e.  NN  /\  P  =/=  1 )  -> 
( { n  e.  NN  |  n  ||  P }  ~~  2o  <->  { n  e.  NN  |  n  ||  P }  =  {
1 ,  P }
) )
9 eqss 3355 . . . . . . . . . . 11  |-  ( { n  e.  NN  |  n  ||  P }  =  { 1 ,  P } 
<->  ( { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }  /\  { 1 ,  P }  C_ 
{ n  e.  NN  |  n  ||  P }
) )
109imbi2i 304 . . . . . . . . . 10  |-  ( ( P  e.  NN  ->  { n  e.  NN  |  n  ||  P }  =  { 1 ,  P } )  <->  ( P  e.  NN  ->  ( {
n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }  /\  { 1 ,  P }  C_  { n  e.  NN  |  n  ||  P } ) ) )
11 1idssfct 13077 . . . . . . . . . . 11  |-  ( P  e.  NN  ->  { 1 ,  P }  C_  { n  e.  NN  |  n  ||  P } )
12 jcab 834 . . . . . . . . . . 11  |-  ( ( P  e.  NN  ->  ( { n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P }  /\  { 1 ,  P }  C_  { n  e.  NN  |  n  ||  P } ) )  <->  ( ( P  e.  NN  ->  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
)  /\  ( P  e.  NN  ->  { 1 ,  P }  C_  { n  e.  NN  |  n  ||  P } ) ) )
1311, 12mpbiran2 886 . . . . . . . . . 10  |-  ( ( P  e.  NN  ->  ( { n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P }  /\  { 1 ,  P }  C_  { n  e.  NN  |  n  ||  P } ) )  <->  ( P  e.  NN  ->  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } ) )
1410, 13bitri 241 . . . . . . . . 9  |-  ( ( P  e.  NN  ->  { n  e.  NN  |  n  ||  P }  =  { 1 ,  P } )  <->  ( P  e.  NN  ->  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } ) )
1514pm5.74ri 238 . . . . . . . 8  |-  ( P  e.  NN  ->  ( { n  e.  NN  |  n  ||  P }  =  { 1 ,  P } 
<->  { n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P } ) )
1615adantr 452 . . . . . . 7  |-  ( ( P  e.  NN  /\  P  =/=  1 )  -> 
( { n  e.  NN  |  n  ||  P }  =  {
1 ,  P }  <->  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
) )
178, 16bitrd 245 . . . . . 6  |-  ( ( P  e.  NN  /\  P  =/=  1 )  -> 
( { n  e.  NN  |  n  ||  P }  ~~  2o  <->  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } ) )
1817expcom 425 . . . . 5  |-  ( P  =/=  1  ->  ( P  e.  NN  ->  ( { n  e.  NN  |  n  ||  P }  ~~  2o  <->  { n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P } ) ) )
1918pm5.32d 621 . . . 4  |-  ( P  =/=  1  ->  (
( P  e.  NN  /\ 
{ n  e.  NN  |  n  ||  P }  ~~  2o )  <->  ( P  e.  NN  /\  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } ) ) )
207, 19syl5bb 249 . . 3  |-  ( P  =/=  1  ->  ( P  e.  Prime  <->  ( P  e.  NN  /\  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } ) ) )
2120pm5.32ri 620 . 2  |-  ( ( P  e.  Prime  /\  P  =/=  1 )  <->  ( ( P  e.  NN  /\  {
n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
)  /\  P  =/=  1 ) )
22 ancom 438 . . . 4  |-  ( ( ( P  e.  NN  /\ 
{ n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P } )  /\  P  =/=  1 )  <->  ( P  =/=  1  /\  ( P  e.  NN  /\  {
n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
) ) )
23 anass 631 . . . 4  |-  ( ( ( P  =/=  1  /\  P  e.  NN )  /\  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } )  <-> 
( P  =/=  1  /\  ( P  e.  NN  /\ 
{ n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P } ) ) )
2422, 23bitr4i 244 . . 3  |-  ( ( ( P  e.  NN  /\ 
{ n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P } )  /\  P  =/=  1 )  <->  ( ( P  =/=  1  /\  P  e.  NN )  /\  {
n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
) )
25 ancom 438 . . . . 5  |-  ( ( P  =/=  1  /\  P  e.  NN )  <-> 
( P  e.  NN  /\  P  =/=  1 ) )
26 eluz2b3 10541 . . . . 5  |-  ( P  e.  ( ZZ>= `  2
)  <->  ( P  e.  NN  /\  P  =/=  1 ) )
2725, 26bitr4i 244 . . . 4  |-  ( ( P  =/=  1  /\  P  e.  NN )  <-> 
P  e.  ( ZZ>= ` 
2 ) )
2827anbi1i 677 . . 3  |-  ( ( ( P  =/=  1  /\  P  e.  NN )  /\  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P } )  <-> 
( P  e.  (
ZZ>= `  2 )  /\  { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
) )
29 dfss2 3329 . . . . 5  |-  ( { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }  <->  A. z ( z  e. 
{ n  e.  NN  |  n  ||  P }  ->  z  e.  { 1 ,  P } ) )
30 breq1 4207 . . . . . . . . . 10  |-  ( n  =  z  ->  (
n  ||  P  <->  z  ||  P ) )
3130elrab 3084 . . . . . . . . 9  |-  ( z  e.  { n  e.  NN  |  n  ||  P }  <->  ( z  e.  NN  /\  z  ||  P ) )
32 vex 2951 . . . . . . . . . 10  |-  z  e. 
_V
3332elpr 3824 . . . . . . . . 9  |-  ( z  e.  { 1 ,  P }  <->  ( z  =  1  \/  z  =  P ) )
3431, 33imbi12i 317 . . . . . . . 8  |-  ( ( z  e.  { n  e.  NN  |  n  ||  P }  ->  z  e. 
{ 1 ,  P } )  <->  ( (
z  e.  NN  /\  z  ||  P )  -> 
( z  =  1  \/  z  =  P ) ) )
35 impexp 434 . . . . . . . 8  |-  ( ( ( z  e.  NN  /\  z  ||  P )  ->  ( z  =  1  \/  z  =  P ) )  <->  ( z  e.  NN  ->  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
3634, 35bitri 241 . . . . . . 7  |-  ( ( z  e.  { n  e.  NN  |  n  ||  P }  ->  z  e. 
{ 1 ,  P } )  <->  ( z  e.  NN  ->  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
3736albii 1575 . . . . . 6  |-  ( A. z ( z  e. 
{ n  e.  NN  |  n  ||  P }  ->  z  e.  { 1 ,  P } )  <->  A. z ( z  e.  NN  ->  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
38 df-ral 2702 . . . . . 6  |-  ( A. z  e.  NN  (
z  ||  P  ->  ( z  =  1  \/  z  =  P ) )  <->  A. z ( z  e.  NN  ->  (
z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
3937, 38bitr4i 244 . . . . 5  |-  ( A. z ( z  e. 
{ n  e.  NN  |  n  ||  P }  ->  z  e.  { 1 ,  P } )  <->  A. z  e.  NN  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) )
4029, 39bitri 241 . . . 4  |-  ( { n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }  <->  A. z  e.  NN  (
z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) )
4140anbi2i 676 . . 3  |-  ( ( P  e.  ( ZZ>= ` 
2 )  /\  {
n  e.  NN  |  n  ||  P }  C_  { 1 ,  P }
)  <->  ( P  e.  ( ZZ>= `  2 )  /\  A. z  e.  NN  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
4224, 28, 413bitri 263 . 2  |-  ( ( ( P  e.  NN  /\ 
{ n  e.  NN  |  n  ||  P }  C_ 
{ 1 ,  P } )  /\  P  =/=  1 )  <->  ( P  e.  ( ZZ>= `  2 )  /\  A. z  e.  NN  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
436, 21, 423bitri 263 1  |-  ( P  e.  Prime  <->  ( P  e.  ( ZZ>= `  2 )  /\  A. z  e.  NN  ( z  ||  P  ->  ( z  =  1  \/  z  =  P ) ) ) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    <-> wb 177    \/ wo 358    /\ wa 359   A.wal 1549    = wceq 1652    e. wcel 1725    =/= wne 2598   A.wral 2697   {crab 2701    C_ wss 3312   {cpr 3807   class class class wbr 4204   ` cfv 5446   2oc2o 6710    ~~ cen 7098   1c1 8983   NNcn 9992   2c2 10041   ZZ>=cuz 10480    || cdivides 12844   Primecprime 13071
This theorem is referenced by:  isprm3  13080  isprm4  13081  dvdsprime  13084  coprm  13092  isprm6  13101  prmirredlem  16765  znidomb  16834  perfectlem2  21006
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1555  ax-5 1566  ax-17 1626  ax-9 1666  ax-8 1687  ax-13 1727  ax-14 1729  ax-6 1744  ax-7 1749  ax-11 1761  ax-12 1950  ax-ext 2416  ax-sep 4322  ax-nul 4330  ax-pow 4369  ax-pr 4395  ax-un 4693  ax-cnex 9038  ax-resscn 9039  ax-1cn 9040  ax-icn 9041  ax-addcl 9042  ax-addrcl 9043  ax-mulcl 9044  ax-mulrcl 9045  ax-mulcom 9046  ax-addass 9047  ax-mulass 9048  ax-distr 9049  ax-i2m1 9050  ax-1ne0 9051  ax-1rid 9052  ax-rnegex 9053  ax-rrecex 9054  ax-cnre 9055  ax-pre-lttri 9056  ax-pre-lttrn 9057  ax-pre-ltadd 9058  ax-pre-mulgt0 9059
This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3or 937  df-3an 938  df-tru 1328  df-ex 1551  df-nf 1554  df-sb 1659  df-eu 2284  df-mo 2285  df-clab 2422  df-cleq 2428  df-clel 2431  df-nfc 2560  df-ne 2600  df-nel 2601  df-ral 2702  df-rex 2703  df-reu 2704  df-rab 2706  df-v 2950  df-sbc 3154  df-csb 3244  df-dif 3315  df-un 3317  df-in 3319  df-ss 3326  df-pss 3328  df-nul 3621  df-if 3732  df-pw 3793  df-sn 3812  df-pr 3813  df-tp 3814  df-op 3815  df-uni 4008  df-int 4043  df-iun 4087  df-br 4205  df-opab 4259  df-mpt 4260  df-tr 4295  df-eprel 4486  df-id 4490  df-po 4495  df-so 4496  df-fr 4533  df-we 4535  df-ord 4576  df-on 4577  df-lim 4578  df-suc 4579  df-om 4838  df-xp 4876  df-rel 4877  df-cnv 4878  df-co 4879  df-dm 4880  df-rn 4881  df-res 4882  df-ima 4883  df-iota 5410  df-fun 5448  df-fn 5449  df-f 5450  df-f1 5451  df-fo 5452  df-f1o 5453  df-fv 5454  df-ov 6076  df-oprab 6077  df-mpt2 6078  df-riota 6541  df-recs 6625  df-rdg 6660  df-1o 6716  df-2o 6717  df-oadd 6720  df-er 6897  df-en 7102  df-dom 7103  df-sdom 7104  df-fin 7105  df-pnf 9114  df-mnf 9115  df-xr 9116  df-ltxr 9117  df-le 9118  df-sub 9285  df-neg 9286  df-nn 9993  df-2 10050  df-n0 10214  df-z 10275  df-uz 10481  df-dvds 12845  df-prm 13072
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