#include <F_CgsLS.hpp>
Inheritance diagram for F_CgsLS:
Purpose: Tranpose Free BiCG, for non symmetric linear systems. Particularly useful for spared matrices. Used to solve a set of linearized differencial equations,.... Some restoration are of the style: A * iNew = iOld iNew could be X, and iOld could be b. Papers: "Preconditioned Conjugate Gradient Like Methods for Nonsymmetric Linear Systems", Ulrike Meier Yang, July 19, 1994, University of Illinois.
Public Methods | |
F_CgsLS (int maxIterations, double epsilon=1.0e-4) | |
virtual | ~F_CgsLS () |
virtual FloatVector * | solve (AFloatMatrix *m, FloatVector *b, FloatVector *dest) |
Protected Methods | |
virtual FloatVector * | singleSolve (AFloatMatrix *A, FloatVector *b, FloatVector *x=0) |
Private Attributes | |
double | alpha |
double | beta |
FloatVector * | r |
FloatVector * | p |
FloatVector * | ap |
FloatVector * | rbar0 |
FloatVector * | s |
FloatVector * | t |
FloatVector * | as |