The function closeProbCPLEX closes a CPLEX environment and removes a
CPLEX problem object.
closeProbCPLEX(prob)A list containing a pointer to an IBM ILOG CPLEX environment and a Pointer
to an IBM ILOG CPLEX problem object. Both elements are objects of class
"'>cplexPtr" as returned by openProbCPLEX.
An integer vector containing the return values of CPXcloseCPLEX and
CPXfreeprob.
Interface to the C functions delProb and closeEnv calling CPLEX
functions CPXcloseCPLEX and CPXfreeprob.
The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.