Since the diagram is square, at least in the sense of having the same number of rows as columns, there should be an indication on screen of which direction is the modulus and which direction is the residue. (Currently, each column is a modulus and each row a residue.)
Since the diagram is square, at least in the sense of having the same number of rows as columns, there should be an indication on screen of which direction is the modulus and which direction is the residue. (Currently, each column is a modulus and each row a residue.)