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 116
... equal to any arbitrary value in order to solve the three equations in terms of the remaining three variables . ' The simplex method uses zero for this arbitrary value . Thus , two of the variables ( called the nonbasic variables ) are ...
... equal to any arbitrary value in order to solve the three equations in terms of the remaining three variables . ' The simplex method uses zero for this arbitrary value . Thus , two of the variables ( called the nonbasic variables ) are ...
Page 241
... equal ( as opposed to exceeding ) the unit profit from this activity . The second state- ment implies that the marginal value of resource i is zero ( y ; = 0 ) whenever the supply of this resource is not exhausted by the activities ( xn ...
... equal ( as opposed to exceeding ) the unit profit from this activity . The second state- ment implies that the marginal value of resource i is zero ( y ; = 0 ) whenever the supply of this resource is not exhausted by the activities ( xn ...
Page 487
... equal weights on the other two estimates . MS Project provides the option of calculating μ for each activity with this formula . Choosing Table : PA_PERT Entry under the View menu enables entering the three types of estimates for the ...
... equal weights on the other two estimates . MS Project provides the option of calculating μ for each activity with this formula . Choosing Table : PA_PERT Entry under the View menu enables entering the three types of estimates for the ...
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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 cost Courseware CPLEX decision variables dual problem dual simplex method dynamic programming entering basic variable estimates example feasible region feasible solutions final simplex tableau final tableau following problem formulation functional constraints Gaussian elimination given goal programming graphical identify increase initial BF solution integer iteration leaving basic variable linear programming model linear programming problem LINGO LP relaxation lution 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 resource right-hand sides sensitivity analysis shadow prices shown slack variables solve the model Solver spreadsheet step subproblem surplus variables Table tion unit profit values weeks Wyndor Glass x₁ zero