Hi,
let me give you a tiny example in python docplex:
from docplex.mp.model import Model
tm = Model(name="MyModel")
x = tm.continuous_var()
y = tm.continuous_var()
tm.add_constraint(2*x+y <= 8)
tm.add_constraint(x+2*y <= 6)
expr = 3*x+2*y
tm.maximize(expr)
result = tm.solve()
cpx = tm.get_engine().get_cplex()
print(cpx.solution.sensitivity.lower_bounds())
print(cpx.solution.sensitivity.upper_bounds())
print(cpx.solution.sensitivity.bounds())
print(cpx.solution.sensitivity.objective())
print(cpx.solution.sensitivity.rhs())
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[Alex] [Fleischer]
[EMEA CPLEX Optimization Technical Sales]
[IBM]
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Original Message:
Sent: Mon December 14, 2020 07:28 AM
From: Zhaojin LI
Subject: Sensitivity analysis in OPL
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Zhaojin LI
Original Message:
Sent: Mon December 14, 2020 03:28 AM
From: Michael Drexl
Subject: Sensitivity analysis in OPL
In Cplex Optimization Studio, is there a way (an OPL command) to obtain the Information on obj and rhs sensitivity ranges that can be obtained in the interactive optimizer with the commands 'display sensitivity obj *' and 'display sensitivity rhs *' or via the Concert Technology functions getObjSA and getRHSSA?
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Michael Drexl
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#DecisionOptimization