Neko 0.9.1
A portable framework for high-order spectral element flow simulations
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Implements the base abstract type for Krylov solvers plus helper types.
Data Types | |
interface | ksp_method |
Abstract interface for a Krylov method's solve routine. More... | |
interface | ksp_method_coupled |
Abstract interface for a Krylov method's coupled solve routine. More... | |
type | ksp_monitor_t |
Type for storing initial and final residuals in a Krylov solver. More... | |
type | ksp_t |
Base abstract type for a canonical Krylov method, solving \( Ax = f \). More... | |
interface | ksp_t_free |
Abstract interface for deallocating a Krylov method. More... | |
Functions/Subroutines | |
subroutine | krylov_init (this, max_iter, rel_tol, abs_tol, m, monitor) |
Factory for Krylov solvers. Both creates and initializes the object. | |
subroutine | krylov_free (this) |
Deallocate a Krylov solver. | |
subroutine | krylov_set_pc (this, m) |
Setup a Krylov solver's preconditioner. | |
subroutine | krylov_monitor_start (this, name) |
Monitor start. | |
subroutine | krylov_monitor_stop (this) |
Monitor stop. | |
subroutine | krylov_monitor_iter (this, iter, rnorm) |
Monitor iteration. | |
Variables | |
integer, parameter, public | ksp_max_iter = 1e3 |
Maximum number of iters. | |
real(kind=rp), parameter, public | ksp_abs_tol = 1d-9 |
Absolut tolerance. | |
real(kind=rp), parameter, public | ksp_rel_tol = 1d-9 |
Relative tolerance. | |
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private |
Definition at line 261 of file krylov.f90.
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private |
object | The object to be allocated. |
n | Size of the vectors the solver operates on. |
type_name | The name of the solver type. |
max_iter | The maximum number of iterations |
abstol | The absolute tolerance, optional. |
M | The preconditioner, optional. |
monitor | Enable/disable monitoring, optional. Destroy an iterative Krylov type_name Constructor for the base type. |
max_iter | Maximum number of iterations. |
rel_tol | Relative tolarance for converence. |
rel_tol | Absolute tolarance for converence. |
M | The preconditioner. |
Definition at line 215 of file krylov.f90.
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private |
Definition at line 318 of file krylov.f90.
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private |
Definition at line 288 of file krylov.f90.
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private |
Definition at line 306 of file krylov.f90.
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private |
M | The preconditioner. |
Definition at line 270 of file krylov.f90.
Definition at line 52 of file krylov.f90.