24.2 Optimization
https://en.wikipedia.org/wiki/Branch_and_price
Ant Colony Optimization https://en.wikipedia.org/wiki/Ant_colony_optimization_algorithms
24.2.3 Non-linear Programming
24.2.3.1 Quadratic Programming
https://en.wikipedia.org/wiki/Sequential_minimal_optimization https://en.wikipedia.org/wiki/Quadratic_programming