ViennaCL - The Vienna Computing Library
1.5.2
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A tag for the stabilized Bi-conjugate gradient solver. Used for supplying solver parameters and for dispatching the solve() function. More...
#include <bicgstab.hpp>
Public Member Functions | |
bicgstab_tag (double tol=1e-8, vcl_size_t max_iters=400, vcl_size_t max_iters_before_restart=200) | |
The constructor. | |
double | tolerance () const |
Returns the relative tolerance. | |
vcl_size_t | max_iterations () const |
Returns the maximum number of iterations. | |
vcl_size_t | max_iterations_before_restart () const |
Returns the maximum number of iterations before a restart. | |
vcl_size_t | iters () const |
Return the number of solver iterations: | |
void | iters (vcl_size_t i) const |
double | error () const |
Returns the estimated relative error at the end of the solver run. | |
void | error (double e) const |
Sets the estimated relative error at the end of the solver run. |
A tag for the stabilized Bi-conjugate gradient solver. Used for supplying solver parameters and for dispatching the solve() function.
bicgstab_tag | ( | double | tol = 1e-8 , |
vcl_size_t | max_iters = 400 , |
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vcl_size_t | max_iters_before_restart = 200 |
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) | [inline] |
The constructor.
tol | Relative tolerance for the residual (solver quits if ||r|| < tol * ||r_initial||) |
max_iters | The maximum number of iterations |
max_iters_before_restart | The maximum number of iterations before BiCGStab is reinitialized (to avoid accumulation of round-off errors) |
double error | ( | ) | const [inline] |
Returns the estimated relative error at the end of the solver run.
void error | ( | double | e | ) | const [inline] |
Sets the estimated relative error at the end of the solver run.
vcl_size_t iters | ( | ) | const [inline] |
Return the number of solver iterations:
void iters | ( | vcl_size_t | i | ) | const [inline] |
vcl_size_t max_iterations | ( | ) | const [inline] |
Returns the maximum number of iterations.
vcl_size_t max_iterations_before_restart | ( | ) | const [inline] |
Returns the maximum number of iterations before a restart.
double tolerance | ( | ) | const [inline] |
Returns the relative tolerance.