Low level interface function to the GLPK function glp_set_obj_dir.
Consult the GLPK documentation for more detailed information.
setObjDirGLPK(lp, lpdir)An object of class "'>glpkPtr" as returned by
initProbGLPK. This is basically a pointer to a GLPK problem
object.
Optimization direction flag, which can be GLP_MIN (default) or
GLP_MAX.
NULL
Interface to the C function setObjDir which calls the GLPK
function glp_set_obj_dir.
Based on the package glpk by Lopaka Lee.
The GNU GLPK home page at http://www.gnu.org/software/glpk/glpk.html.
glpkConstants, section ‘LP/MIP problem object’.