nijdam let me try to turn this problem round so that we might work together towards a solution i and i think many others would like to have the simple solution shown below as the first solution in the article because it is the solution most likely to be understood by the vast majority of our readers the question i would ask you is how best to achieve this whist still remaining mathematically correct what question do think the solution below is the answer to and can this question justifiable be called a formulation of the mhp