reserve X for set;
reserve a,b,c,k,m,n for Nat;
reserve i for Integer;
reserve r for Real;
reserve p for Prime;

theorem
  1105 divides 2|^1105-2
  proof
A1: 1105 = 5*13*17;
    5,13,17 are_mutually_coprime by PEPIN:59,60,NAT_4:28,INT_2:30;
    hence thesis by A1,Th45,Th46,Th47,Th12;
  end;
