LINGO 8 Tutorial - Normal Format

LINGO 8.0 TUTORIAL Created by: Kris Thornburg Anne Hummel Table of Contents Introduction to LINGO 8.0………………………………………………………………………..2 Creating a LINGO Model…………………………………………………………………………3 Solving a LINGO Model………………………………………………………………………….4 Using Sets in LINGO……………………………………………………………………………..6 The LINGO Data Section…………………………………………………………………………8 Variable Types in LINGO…………………………………………………………………….…10 Navigating the LINGO Interface…………………………………………………………….…..11 LINGO Operators and Functions………………………………………………………………...14 Common LINGO Error Messages……………………………………………………………….16 LINGO Programming Examples………………………………………………………………...17 Introduction to LINGO 8.0 LINGO is a software tool designed to efficiently build and solve linear, nonlinear, and integer optimization models. LINGO 8.0 includes several new features, including: ! A new global solver to confirm that the solution found is the global optimum, ! Multistart capability to solve problems more quickly, ! Quadratic recognition and solver to identify quadratic programming (QP) problems, ! A faster and more robust Dual Simplex solver, ! An improved integer solver to enhance performance in solving many types of problems, ! Linearization capability to transform common nonsmooth functions to a series of linear functions, ! Infeasible and unbounded analytical tools to help identify model definition problems, ! A decomposition feature to identify if a model contains ...