Low level interface function to the IBM ILOG CPLEX function
CPXgetmiprelgap. Consult the IBM ILOG CPLEX documentation for more
detailed information.
getMIPrelGapCPLEX(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.
Relative Objective Gap if successful, otherwise an instance of class
"'>cplexError".
Interface to the C function getMIPrelGap which calls the CPLEX
function CPXgetmiprelgap.
The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.