Low level interface function to the IBM ILOG CPLEX function
CPXgetnumqpnz
. Consult the IBM ILOG CPLEX documentation for more
detailed information.
getNumQPnzCPLEX(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.
If successful the number of nonzeros in the Q matrix is returned.
If env
or lp
do not exist, zero is returned.
Interface to the C function getNumQPnz
which calls the CPLEX
function CPXgetnumqpnz
.
The IBM ILOG CPLEX home page at https://www.ibm.com/support/knowledgecenter/SSSA5P.