Outline: Model building using integer, binary and mixed integer variables. Computer solution of integer programming models, linear programming relaxations, Lagrangian relations, duality, simple upper ...

Variables make it easy for a program to store values in memory locations when it is running. The computer keeps track of which memory location the variable refers to.

Variables make it easy for a program to store values in memory locations when it is running. The computer keeps track of which memory location the variable refers to.