celes_preconditioner Class Reference

Preconditioner for the use in iterative celes_solver objects. More...

Public Member Functions
function	prepare (in obj, in simul)
	Run the preconditioner. More...
function	run (in obj, in rhs, in varargin)
	Run the preconditioner. More...

Public Attributes
Property	type
	what kind of preconditioner? at the moment, only 'none' and 'blockdiagonal' implemented More...
Property	partitionEdgeSizes
	for type blockdiagonal: edge sizes of the cuboids that define the partition of the particles (i.e. More...
Property	partitioning
	for type blockdiagonal: cell array of particle indices that are grouped into the same partition More...
Property	partitioningIdcs
	for type blockdiagonal: cell array of SVWF coefficient indices that belong to the corresponding partitioning More...
Property	masterMatrices
	for type blockdiagonal: cell array of blocks of master matrix M=1-TW that correspond to one partitioning More...
Property	factorizedMasterMatrices
	for type blockdiagonal: cell array of LU decompositions of masterMatrices More...

Detailed Description

Preconditioner for the use in iterative celes_solver objects.

Member Function Documentation

prepare()

function prepare	(	in	obj,
		in	simul
	)

Run the preconditioner.

Parameters

Coefficient

vector x

Returns

y = M' where M' is a blockdiagonal approximation to the linear system M

run()

function run	(	in	obj,
		in	rhs,
		in	varargin
	)

Run the preconditioner.

Parameters

Coefficient

vector x

Returns

y = M' where M' is a blockdiagonal approximation to the linear system M

Member Data Documentation

factorizedMasterMatrices

Property factorizedMasterMatrices

for type blockdiagonal: cell array of LU decompositions of masterMatrices

masterMatrices

Property masterMatrices

for type blockdiagonal: cell array of blocks of master matrix M=1-TW that correspond to one partitioning

partitionEdgeSizes

Property partitionEdgeSizes

for type blockdiagonal: edge sizes of the cuboids that define the partition of the particles (i.e.

the blocks) format: [dx,dy,dz]

partitioning

Property partitioning

for type blockdiagonal: cell array of particle indices that are grouped into the same partition

partitioningIdcs

Property partitioningIdcs

for type blockdiagonal: cell array of SVWF coefficient indices that belong to the corresponding partitioning

type

Property type

what kind of preconditioner? at the moment, only 'none' and 'blockdiagonal' implemented

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The documentation for this class was generated from the following file:

• src/classes/celes_preconditioner.m