reserve a,b,i,k,m,n for Nat;
reserve s,z for non zero Nat;
reserve r for Real;
reserve c for Complex;
reserve e1,e2,e3,e4,e5 for ExtReal;

theorem Th7:
  6|^10+1 = 6046*10000+6177 :: 60 466 177
  proof
    thus 6|^10+1 = 6*6*6*6*6*6*6*6*6*6+1 by NUMBER02:6
    .= 6046*10000+6177;
  end;
