Introduction to Operations Research, Volume 1CD-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 164
... interior - point algorithm , right through the interior of the feasible region for the Wyndor Glass Co. problem . cited in the preceding section ) . The competition between the two approaches for supremacy in solving huge problems is ...
... interior - point algorithm , right through the interior of the feasible region for the Wyndor Glass Co. problem . cited in the preceding section ) . The competition between the two approaches for supremacy in solving huge problems is ...
Page 166
... interior - point algorithm is many times longer than that for the simplex method . For fairly small problems , the numbers of iterations needed by an interior - point al- gorithm and by the simplex method tend to be somewhat comparable ...
... interior - point algorithm is many times longer than that for the simplex method . For fairly small problems , the numbers of iterations needed by an interior - point al- gorithm and by the simplex method tend to be somewhat comparable ...
Page 167
... Interior - Point Approach Ongoing research is continuing to provide substantial improvements in computer imple- mentations of both the simplex method ( including its variants ) and interior - point algo- rithms . Therefore , any ...
... Interior - Point Approach Ongoing research is continuing to provide substantial improvements in computer imple- mentations of both the simplex method ( including its variants ) and interior - point algo- rithms . Therefore , any ...
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Introduction to Operations Research Frederick S. Hillier,Gerald J. Lieberman No preview available - 2001 |
Common terms and phrases
activity algebraic algorithm allowable range artificial variables b₂ basic solution c₁ c₂ changes coefficients column Consider the following corresponding cost Courseware CPF solution CPLEX decision variables dual problem dynamic programming entering basic variable estimates example feasible region feasible solutions final simplex tableau final tableau flow following problem formulation functional constraints Gaussian elimination given graphical identify increase initial BF solution integer interior-point iteration leaving basic variable linear programming model linear programming problem LINGO LP relaxation lution Maximize subject Maximize Z maximum flow problem Minimize needed node nonbasic variables nonnegativity constraints objective function obtained optimal solution optimality test parameters path plant presented in Sec primal problem Prob procedure range to stay right-hand sides sensitivity analysis shadow prices simplex method slack variables solve the model Solver spreadsheet step subproblem surplus variables Table tion values weeks Wyndor Glass x₁ zero