findColGLPK function

Find Column by its Name

Low level interface function to the GLPK function glp_find_col. Consult the GLPK documentation for more detailed information.

findColGLPK(lp, cname)

Arguments

• lp: An object of class "glpkPtr" as returned by initProbGLPK. This is basically a pointer to a GLPK problem object.
• cname: A column name.

Details

Interface to the C function findCol which calls the GLPK function glp_find_column.

Returns

Returns the ordinal number of a column, which is assigned the specified cname.

Note

Before calling findColGLPK for the first time on a problem object lp, an index has to created via a call to createIndexGLPK.

References

Based on the package glpk by Lopaka Lee.

The GNU GLPK home page at http://www.gnu.org/software/glpk/glpk.html.

Author(s)

Gabriel Gelius-Dietrich geliudie@uni-duesseldorf.de

Maintainer: Mayo Roettger mayo.roettger@hhu.de