A1: (22 |^ 3) |^ 7 = 22 |^ (3 * 7) by NEWTON:9;
A2: (22 |^ 21) |^ 2 = 22 |^ (21 * 2) by NEWTON:9;
A3: ((3 |^ 3) |^ 5) |^ 43 = (3 |^ (3 * 5)) |^ 43 by NEWTON:9
.= 3 |^ ((3 * 5) * 43) by NEWTON:9 ;
27 |^ 5 = (((27 * 27) * 27) * 27) * 27 by NUMBER02:1;
then (27 |^ 5) - 22 = 43 * ((3336 * 100) + 95) ;
then 27 |^ 5,22 are_congruent_mod 43 ;
then A4: ((3 |^ 3) |^ 5) |^ 43,22 |^ 43 are_congruent_mod 43 by Lm1109, GR_CY_3:34;
22 |^ 3 = (22 * 22) * 22 by POLYEQ_5:2;
then (22 |^ 3) - 27 = 43 * 247 ;
then 22 |^ 3,27 are_congruent_mod 43 ;
then A5: (22 |^ 3) |^ 7,27 |^ 7 are_congruent_mod 43 by GR_CY_3:34;
27 |^ 7 = (((((27 * 27) * 27) * 27) * 27) * 27) * 27 by NUMBER02:3;
then (27 |^ 7) - 42 = 43 * ((24326 * 10000) + 4027) ;
then 27 |^ 7,42 are_congruent_mod 43 ;
then (22 |^ 3) |^ 7,42 are_congruent_mod 43 by A5, INT_1:15;
then A6: ((22 |^ 3) |^ 7) |^ 2,42 |^ 2 are_congruent_mod 43 by GR_CY_3:34;
42 |^ 2 = 42 * 42 by WSIERP_1:1;
then (42 |^ 2) - 1 = 43 * 41 ;
then 42 |^ 2,1 are_congruent_mod 43 ;
then ((22 |^ 3) |^ 7) |^ 2,1 are_congruent_mod 43 by A6, INT_1:15;
then (22 |^ 42) * 22,1 * 22 are_congruent_mod 43 by A1, A2, INT_4:11;
then 22 |^ (42 + 1),22 are_congruent_mod 43 by NEWTON:6;
then 3 |^ 645,22 are_congruent_mod 43 by A3, A4, INT_1:15;
then not 3 |^ 645,3 are_congruent_mod 43 by NAT_6:14;
hence not 43 divides (3 |^ 645) - 3 ; :: thesis: verum