rLindo (version 8.0.1)

rLSgetIUS: Retrieve the irreducibly unbounded set (IUS) of columns for an unbounded linear model.

Description

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

Usage

rLSgetIUS(model)

Arguments

model

A LINDO API model object, returned by rLScreateModel.

Value

An R list object with components:

ErrorCode

Zero if successful, nonzero otherwise.

pnSuf

Number of columns in the sufficient set.

pnIUS

Number of columns in the IIS.

paiVars

An integer array containg indices of the columns in the IUS.

Details

Following a call to LSfindIUS().

References

LINDO SYSTEMS home page at www.lindo.com

See Also

rLSfindIUS