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rLindo (version 8.0.1)

rLSfindIUS: Find an irreducibly unbounded set (IUS) of columns for an unbounded linear program.

Description

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

Usage

rLSfindIUS(model,nLevel)

Arguments

model
A LINDO API model object, returned by rLScreateModel.
nLevel
The level of analysis in finding the IUS. Bit mask values are:
  • LS_NECESSARY_COLS = 2
  • LS_SUFFICIENT_COLS = 8

Value

An R list object with components:
ErrorCode
Zero if successful, nonzero otherwise.

References

LINDO SYSTEMS home page at www.lindo.com