Low level interface function to the IBM ILOG CPLEX function
CPXgetobjval. Consult the IBM ILOG CPLEX documentation for more
detailed information.
getObjValCPLEX(env, lp)An object of class "'>cplexPtr" as returned by
openEnvCPLEX. This is basically a pointer to an
IBM ILOG CPLEX environment.
An object of class "'>cplexPtr" as returned by
initProbCPLEX. This is basically a pointer to an
IBM ILOG CPLEX problem object.
Objective value if successful, otherwise an instance of class
"'>cplexError".
Interface to the C function getObjVal which calls the CPLEX
function CPXgetobjval.
The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.