AbstractLinAlgPack_BFGS_helpers.cpp File Reference

#include <math.h>
#include <limits>
#include <ostream>
#include "AbstractLinAlgPack_BFGS_helpers.hpp"
#include "AbstractLinAlgPack_Vector.hpp"
#include "AbstractLinAlgPack_VectorStdOps.hpp"

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Functions to be used in BFGS updating.

bool AbstractLinAlgPack::BFGS_sTy_suff_p_d (const Vector &s,const Vector &y,const value_type *sTy=NULL,std::ostream *out=NULL,const char func_name[]=NULL)
 Check that s'*y is sufficiently positive and print the result if it is not.


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