Instead, you can apply a rigorous mathematical model called linear programming, which roughly approximates the problem as a set of equations and methodically checks the possible combinations to find ...

Bomze IM, de Klerk E (2002) Solving standard quadratic optimization problems via linear, semidefinite and copositive programming. J. Global Optim. 24 (2):163–185. Burer S (2009) On the copositive ...