residuation - maxplus residuation operation
Residuation.
Computes the largest X such that A X <= B [resp. X A X <= B ] where A X is the maxplus matrix product of A by X.
For A and B finite scalars, A/B= A\\B = B-A.
a=#(1);b=#(2); a\b a=#([1,2;3,4]); a\a b=#([1;2]); a\b