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BFGSUpdate Class Reference

The DFPUpdate class is used to specify a Broyden, Fletcher, Goldfarb, and Shanno hessian update scheme. More...

#include <update.h>

Inheritance diagram for BFGSUpdate

[legend]Collaboration diagram for BFGSUpdate:

[legend]List of all members.

Public Methods
	BFGSUpdate ()
	BFGSUpdate (StateIn &)
	BFGSUpdate (const Ref< KeyVal > &)
void	save_data_state (StateOut &)
	Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. More...
	~BFGSUpdate ()
void	update (const RefSymmSCMatrix &ihessian, const Ref< Function > &, const RefSCVector &xnew, const RefSCVector &gnew)

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Detailed Description

The DFPUpdate class is used to specify a Broyden, Fletcher, Goldfarb, and Shanno hessian update scheme.

This hessian update method is the recommended method for use with QNewtonOpt objects.

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Member Function Documentation

void BFGSUpdate::save_data_state ( StateOut & s ) [virtual]

Save the base classes (with save_data_state) and the members in the same order that the StateIn CTOR initializes them. This must be implemented by the derived class if the class has data. Reimplemented from DFPUpdate.

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The documentation for this class was generated from the following file:

• update.h

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