## 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 249

constructing the dual problem except that the nonnegativity

constructing the dual problem except that the nonnegativity

**constraint**for the corresponding dual variable should be deleted ( i.e. ... Another shortcut involves functional**constraints**in > form for a maximization problem .Page 586

Either - Or

Either - Or

**Constraints**Consider the important case where a choice can be made between two**constraints**, so that only one ( either one ) must hold ( whereas the other one can hold but is not required to do so ) .Page 587

Since y + 1- y = 1 ( one yes ) automatically , there is no need to add another

Since y + 1- y = 1 ( one yes ) automatically , there is no need to add another

**constraint**to force these two decisions to be ... K out of N**Constraints**Must Hold Consider the case where the overall model includes a set of N possible ...### 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