# Question: Suppose that a mathematical model fits linear programming except for

Suppose that a mathematical model fits linear programming except for the restriction that |x1 – x2 | = 0, or 3, or 6. Show how to reformulate this restriction to fit an MIP model.

## Answer to relevant Questions

Read the referenced article that fully describes the OR study summarized in the application vignette presented in Sec. 13.1. Briefly describe how nonlinear programming was applied in this study. Then list the various ...Consider the variation of the Wyndor Glass Co. problem represented in Fig. 13.6, where the original objective function (see Sec. 3.1) has been replaced by Z = 126x1 – 9x12 + 182x2 – 13x22. Demonstrate that (x1, x2) = ...Consider the following problem: Maximize f(x) = x3 + 2x – 2x2 – 0.25x4. (a) Apply the bisection method to (approximately) solve this problem. Use an error tolerance ϵ = 0.04 and initial bounds x = 0, x-bar = 2.4. (b) ...Starting from the initial trial solution (x1, x2) = (1, 1), interactively apply two iterations of the gradient search procedure to begin solving the following problem, and then apply the automatic routine for this procedure ...Reconsider the model given in Prob. 13.3-3. What are the KKT conditions for this model? Use these conditions to determine whether (x1, x2) = (0, 10) can be optimal.Post your question