## Introduction to Operations ResearchCD-ROM contains: Student version of MPL Modeling System and its solver CPLEX -- MPL tutorial -- Examples from the text modeled in MPL -- Examples from the text modeled in LINGO/LINDO -- Tutorial software -- Excel add-ins: TreePlan, SensIt, RiskSim, and Premium Solver -- Excel spreadsheet formulations and templates. |

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Page 237

If x is not optimal for the

If x is not optimal for the

**primal problem**, then y is not feasible for the dual problem . To illustrate , after one iteration for the Wyndor Glass Co. problem , xı = 0 , X2 = 6 , and yı = 0 , yz = , yz = 0 , with cx = 30 = yb .Page 287

For any linear programming

For any linear programming

**problem**in our standard form 6.3-3 . Consider the**primal**and dual**problems**for the Wyndor Glass and its dual**problem**, label each of the following statements as true Co. example given in Table 6.1 .Page 288

sic solution for the dual problem by using Eq . ( 0 ) for the

sic solution for the dual problem by using Eq . ( 0 ) for the

**primal problem**. Then draw your conclusions about whether these two basic solutions are optimal for their respective problems . 1 ( d ) Solve the dual problem graphically .### What people are saying - Write a review

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### Contents

SUPPLEMENT TO APPENDIX 3 | 3 |

Problems | 6 |

SUPPLEMENT TO CHAPTER | 18 |

Copyright | |

52 other sections not shown

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### Common terms and phrases

activity additional algorithm allocation allowable amount apply assignment basic solution basic variable BF solution bound boundary called changes coefficients column complete Consider constraint Construct corresponding cost CPF solution decision variables demand described determine distribution dual problem entering equal equations estimates example feasible feasible region feasible solutions FIGURE final flow formulation functional constraints given gives goal identify illustrate increase indicates initial iteration linear programming Maximize million Minimize month needed node nonbasic variables objective function obtained operations optimal optimal solution original parameters path plant possible presented primal problem Prob procedure profit programming problem provides range remaining resource respective resulting revised shown shows side simplex method simplex tableau slack solve step supply Table tableau tion unit values weeks Wyndor Glass zero