Get data about the nonlinear structure of a specific row of the model.

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Description

R interface function for LINDO API function LSgetNLPConstraintDatai. For more information, please refer to LINDO API User Manual.

Usage

1

Arguments

model

A LINDO API model object, returned by rLScreateModel.

iCon

Index of the constraint you wish to receive information on.

Value

An R list object with components:

ErrorCode

Zero if successful, nonzero otherwise.

pnNnz

Number of nonlinear nonzeros in constraint i.

paiNLPcols

An integer array containing the column indices of the nonlinear nonzeros in the ith row of the constraint matrix.

padNLPcoef

A double array containing the current values of the nonzero coefficients in the ith row of the coefficient (Jacobian) matrix.

References

LINDO SYSTEMS home page at www.lindo.com

See Also

rLSgetNLPData

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