libMesh

Abstract base class to be used to calculate the Hessian of an objective function. More...
#include <optimization_system.h>
Public Member Functions  
virtual  ~ComputeHessian () 
virtual void  hessian (const NumericVector< Number > &X, SparseMatrix< Number > &H_f, sys_type &S)=0 
This function will be called to compute the Hessian of the objective function, and must be implemented by the user in a derived class. More...  
Abstract base class to be used to calculate the Hessian of an objective function.
Definition at line 116 of file optimization_system.h.

virtual 
Definition at line 119 of file optimization_system.h.

pure virtual 
This function will be called to compute the Hessian of the objective function, and must be implemented by the user in a derived class.
Set H_f
to be the gradient at the iterate X
.