gmres.F90 File Reference

Solve the Helmholtz equation by right-preconditioned GMRES iteration. More...

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Functions/Subroutines
subroutine	ax (w, x, h1, h2, n)
	w = A*x for pressure iteration More...
subroutine	hmh_gmres (res, h1, h2, wt, iter)
	Solve the Helmholtz equation by right-preconditioned GMRES iteration. More...

Detailed Description

Solve the Helmholtz equation by right-preconditioned GMRES iteration.

Definition in file gmres.F90.

Function/Subroutine Documentation

subroutine ax	(	real(dp), dimension(n)	w,
		real(dp), dimension(n)	x,
		real(dp), dimension(n)	h1,
		real(dp), dimension(n)	h2,
		integer	n
	)

w = A*x for pressure iteration

Definition at line 6 of file gmres.F90.

References axhelm(), and dssum().

Referenced by hmh_gmres().

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subroutine hmh_gmres	(	real(dp), dimension (lx1*ly1*lz1*lelv)	res,
		real(dp), dimension (lx1,ly1,lz1,lelv)	h1,
		real(dp), dimension (lx1,ly1,lz1,lelv)	h2,
		real(dp), dimension (lx1*ly1*lz1*lelv)	wt,
		integer	iter
	)

Solve the Helmholtz equation by right-preconditioned GMRES iteration.

Todo:

move these allocations to where they are needed

Todo:

check if these inits are nessesary

Todo:

Do we need this?

Definition at line 27 of file gmres.F90.

References ax(), chktcg1(), ctimer::dnekclock(), gop(), hsmg_routines::h1mg_solve(), ortho(), and sum().

Referenced by cggo().

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