theorem Th37:
  m * n = 362 implies m = 1 & n = 362
                   or m = 2 & n = 181
                   or m = 181 & n = 2
                   or m = 362 & n = 1
  proof
    assume
A1: m*n = 362;
    m divides m*n;
    then m = 1 or m = 2 or m = 181 or m = 362 by A1,Th23;
    hence thesis by A1;
  end;
