gets the number of nonzeros of the Hessian of the Lagrangian
nnzh = cdimsh()
number of hessian nonzero elements
nnzh=cdimsh() returns the number of nonzero elements required to store the Hessian matrix of the Lagrangian.
Bruno Durand, INRIA
Serge Steer, INRIA
Based on CUTEr authored by
Nicholas I.M. Gould - n.gould@rl.ac.uk - RAL
Dominique Orban - orban@ece.northwestern.edu - Northwestern
Philippe L. Toint - Philippe.Toint@fundp.ac.be - FUNDP
see http://hsl.rl.ac.uk/cuter-www