rLSgetLPData: Retrieve the formulation data for a given linear
or mixed integer linear programming model.
Description
R interface function for LINDO API function LSgetLPData. For more information,
please refer to LINDO API User Manual.
Value
An R list object with components:
- ErrorCode
- Zero if successful, nonzero otherwise.
- pnObjSense
- An integer indicating whether the objective is to be maximized or minimized.
- pdObjConst
- A double precision constant to be added to the objective value.
- padC
- A double array containing the linear program's objective coefficients.
- padB
- A double array containing the constraint right-hand side coefficients.
- pachConTypes
- A character array containing the type of each constraint.
- paiAcols
- An integer array containing the index of the first nonzero in each column.
- panAcols
- An integer array containing the length of each column.
- padAcoef
- A double array containing the nonzero coefficients of the constraint matrix.
- paiArows
- An integer array containing the row indices of the nonzeros in the constraint matrix.
- padL
- A double array containing the lower bound of each variable.
- padU
- A double array containing the upper bound of each variable.
References
LINDO SYSTEMS home page at www.lindo.com