table of contents
sc::BFGSUpdate(3) | MPQC | sc::BFGSUpdate(3) |
NAME¶
sc::BFGSUpdate - The DFPUpdate class is used to specify a Broyden, Fletcher, Goldfarb, and Shanno hessian update scheme.
SYNOPSIS¶
#include <update.h>
Inherits sc::DFPUpdate.
Public Member Functions¶
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. void update (const
RefSymmSCMatrix &ihessian, const Ref< Function
> &, const RefSCVector &xnew, const RefSCVector
&gnew)
Additional Inherited Members¶
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.
Member Function Documentation¶
void sc::BFGSUpdate::save_data_state (StateOut &) [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 sc::DFPUpdate.
void sc::BFGSUpdate::update (const RefSymmSCMatrix & ihessian, const Ref< Function > &, const RefSCVector & xnew, const RefSCVector & gnew) [virtual]¶
Reimplemented from sc::DFPUpdate.
Author¶
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Fri Dec 2 2022 | Version 2.3.1 |