CONOPT
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Functions

 pinadd.PinAddModelData.buildModel (self, T, xkeep, xstat, estat)
 adding the variables and constraints to the model
 
 pinadd.PinAddModelData.evaluateNonlinearTerm (self, x, rowno, ignerr, thread)
 callback method for evaluating the nonlinear terms in a given row
 
 pinadd.PinAddModelData.evaluateNonlinearJacobian (self, x, rowno, jacnum, ignerr, thread)
 callback method for evaluating the jacobian for the nonlinear terms in a given row
 

Detailed Description

This is a CONOPT implementation of the Pindyck model from the GAMS model library. The implementation is similar to the one in pindyck, but this time we first solve the model for 16 periods and then we gradually increase the number of periods one at a time up to 20.

For more information about the individual callbacks, please have a look at the source code.

Function Documentation

◆ buildModel()

pinadd.PinAddModelData.buildModel ( self,
T,
xkeep,
xstat,
estat )

adding the variables and constraints to the model

Definition at line 45 of file pinadd.py.

◆ evaluateNonlinearTerm()

pinadd.PinAddModelData.evaluateNonlinearTerm ( self,
x,
rowno,
ignerr,
thread )

callback method for evaluating the nonlinear terms in a given row

Parameters
xthe solution vector that needs to be evaluated.
rownothe number for the row in which the nonlinear term exists.
ignerra boolean to indicate whether the current point is safe or unsafe.
threadthe index of the thread from which this method is being called from.
Returns
the value of the nonlinear terms.

Notes: an error in the evaluation is reported by calling errorInEvaluation()

Definition at line 322 of file pinadd.py.

◆ evaluateNonlinearJacobian()

pinadd.PinAddModelData.evaluateNonlinearJacobian ( self,
x,
rowno,
jacnum,
ignerr,
thread )

callback method for evaluating the jacobian for the nonlinear terms in a given row

Parameters
xthe solution vector that needs to be evaluated.
rownothe number for the row in which the nonlinear term exists.
jacnumvector with a list of column numbers for the nonlinear nonzero Jacobian elements in the row.
ignerra boolean to indicate whether the current point is safe or unsafe.
threadthe index of the thread from which this method is being called from.
Returns
a vector the length of jacnum that contains the jacobian values for the referenced elements.

Notes: an error in the evaluation is reported by calling errorInEvaluation()

Definition at line 345 of file pinadd.py.