Neko  0.9.0
A portable framework for high-order spectral element flow simulations
gmres Module Reference

Defines various GMRES methods.

Data Types

type  gmres_t
 Standard preconditioned generalized minimal residual method. More...
 

Functions/Subroutines

subroutine gmres_init (this, n, max_iter, M, lgmres, rel_tol, abs_tol, monitor)
 Initialise a standard GMRES solver. More...
 
subroutine gmres_free (this)
 Deallocate a standard GMRES solver. More...
 
type(ksp_monitor_t) function gmres_solve (this, Ax, x, f, n, coef, blst, gs_h, niter)
 Standard GMRES solve. More...
 
type(ksp_monitor_t) function, dimension(3) gmres_solve_coupled (this, Ax, x, y, z, fx, fy, fz, n, coef, blstx, blsty, blstz, gs_h, niter)
 Standard GMRES coupled solve. More...
 

Function/Subroutine Documentation

◆ gmres_free()

subroutine gmres::gmres_free ( class(gmres_t), intent(inout)  this)
private

Definition at line 127 of file gmres.f90.

◆ gmres_init()

subroutine gmres::gmres_init ( class(gmres_t), intent(inout)  this,
integer, intent(in)  n,
integer, intent(in)  max_iter,
class(pc_t), intent(inout), optional, target  M,
integer, intent(inout), optional  lgmres,
real(kind=rp), intent(inout), optional  rel_tol,
real(kind=rp), intent(inout), optional  abs_tol,
logical, intent(in), optional  monitor 
)

Definition at line 70 of file gmres.f90.

◆ gmres_solve()

type(ksp_monitor_t) function gmres::gmres_solve ( class(gmres_t), intent(inout)  this,
class(ax_t), intent(inout)  Ax,
type(field_t), intent(inout)  x,
real(kind=rp), dimension(n), intent(inout)  f,
integer, intent(in)  n,
type(coef_t), intent(inout)  coef,
type(bc_list_t), intent(inout)  blst,
type(gs_t), intent(inout)  gs_h,
integer, intent(in), optional  niter 
)
private

Definition at line 170 of file gmres.f90.

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◆ gmres_solve_coupled()

type(ksp_monitor_t) function, dimension(3) gmres::gmres_solve_coupled ( class(gmres_t), intent(inout)  this,
class(ax_t), intent(inout)  Ax,
type(field_t), intent(inout)  x,
type(field_t), intent(inout)  y,
type(field_t), intent(inout)  z,
real(kind=rp), dimension(n), intent(inout)  fx,
real(kind=rp), dimension(n), intent(inout)  fy,
real(kind=rp), dimension(n), intent(inout)  fz,
integer, intent(in)  n,
type(coef_t), intent(inout)  coef,
type(bc_list_t), intent(inout)  blstx,
type(bc_list_t), intent(inout)  blsty,
type(bc_list_t), intent(inout)  blstz,
type(gs_t), intent(inout)  gs_h,
integer, intent(in), optional  niter 
)
private

Definition at line 371 of file gmres.f90.