WebSVN - slepc-dev - Diff - Rev 1395 and 1668

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SLEPc: Scalable Library for Eigenvalue Problem Computations	SLEPc: Scalable Library for Eigenvalue Problem Computations
===========================================================	===========================================================

Vicente Hernandez	Vicente Hernandez
Jose E. Roman	Jose E. Roman
	Eloy Romero
Andres Tomas	Andres Tomas
Vicent Vidal	Vicent Vidal

GRyCAP - Grupo de Redes y Computacion de Altas Prestaciones	GRyCAP - Grupo de Redes y Computacion de Altas Prestaciones
Universidad Politecnica de Valencia, Spain	Universidad Politecnica de Valencia, Spain

VERSION: 2.3.3	VERSION: 3.0.0


Overview	Overview
--------	--------

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The emphasis of the software is on methods and techniques appropriate for	The emphasis of the software is on methods and techniques appropriate for
problems in which the associated matrices are sparse, for example, those	problems in which the associated matrices are sparse, for example, those
arising after the discretization of partial differential equations. Therefore,	arising after the discretization of partial differential equations. Therefore,
most of the methods offered by the library are projection methods or other	most of the methods offered by the library are projection methods or other
methods with similar properties. Some of these methods are Arnoldi, Lanczos	methods with similar properties. Some of these methods are Krylov-Schur,
and Subspace Iteration, to name a few. SLEPc implements these basic methods as	Arnoldi, and Lanczos, to name a few. SLEPc implements these basic methods as
well as more sophisticated algorithms. It also provides built-in support for	well as more sophisticated algorithms. It also provides built-in support for
spectral transformations such as shift-and-invert.	spectral transformations such as shift-and-invert.

SLEPc is a general library in the sense that it covers standard and genralized	SLEPc is a general library in the sense that it covers standard and genralized
eigenvalue problems, both Hermitian and non-Hermitian, with either real or	eigenvalue problems, both Hermitian and non-Hermitian, with either real or
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The Users Manual is included in the SLEPc distribution file. It can be found	The Users Manual is included in the SLEPc distribution file. It can be found
in directory 'docs' and it contains a general description of the capabilities	in directory 'docs' and it contains a general description of the capabilities
of the software. The manual does not include detailed reference information	of the software. The manual does not include detailed reference information
about individual SLEPc routines. This information is provided in the form of	about individual SLEPc routines. This information is provided in the form of
man pages in HTML format (see 'docs/manual.htm').	man pages in HTML format (see 'docs/manual.htm').

	The following journal article provides a general description of SLEPc:

	[1] V. Hernandez, J. E. Roman and V. Vidal (2005), SLEPc: A Scalable and
	Flexible Toolkit for the Solution of Eigenvalue Problems, ACM Trans. Math.
	Softw. 31(3), 351-362.


Installation	Installation
------------	------------

The installation procedure of SLEPc is very similar to that of PETSc. Briefly,	The installation procedure of SLEPc is very similar to that of PETSc. Briefly,
the environment variable $SLEPC_DIR must be set, then the script configure.py	the environment variable $SLEPC_DIR must be set, then the script 'configure'
is executed and finally the libraries are built with the command 'make'. For	is executed and finally the libraries are built with the command 'make'. For
this to work correctly, variable $PETSC_DIR must also be set appropriately.	this to work correctly, variable $PETSC_DIR must also be set appropriately.

More detailed information about installation can be found in the Users Manual	More detailed information about installation can be found in the Users Manual
or in the SLEPc home page, including instructions for configuring SLEPc to use	or in the SLEPc home page, including instructions for configuring SLEPc to use
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http://www.grycap.upv.es/slepc	http://www.grycap.upv.es/slepc

Among other things, this site includes information about:	Among other things, this site includes information about:

- How to contact the authors for support.	- How to contact the authors for support.
- Download page including available patches (if any).	- Software download.
- On-line documentation.	- On-line documentation.
- Mailing list for announcement of new releases.	- Mailing list for announcement of new releases.

All questions/comments should be directed to slepc-maint@grycap.upv.es.	All questions/comments should be directed to slepc-maint@grycap.upv.es.

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The development of SLEPc has been partially supported by the following grants:	The development of SLEPc has been partially supported by the following grants:

- Oficina de Ciencia i Tecnologia, Generalitat Valenciana, CTIDB/2002/54.	- Oficina de Ciencia i Tecnologia, Generalitat Valenciana, CTIDB/2002/54.
- Direccio General d'Investigacio i Transferencia de Tecnologia, Generalitat	- Direccio General d'Investigacio i Transferencia de Tecnologia, Generalitat
Valenciana, GV06/091.	Valenciana, GV06/091.


Conditions of Use	Conditions of Use
-----------------	-----------------

Copyright (c) 2002-2007, Universidad Politecnica de Valencia, Spain	Copyright (c) 2002-2009, Universidad Politecnica de Valencia, Spain

This software is provided 'as is', with absolutely no warranty, expressed or	SLEPc is free software: you can redistribute it and/or modify it under the
implied. Any use is at your own risk. In no event will the authors be liable	terms of version 3 of the GNU Lesser General Public License as published by
for any direct or indirect damages arising in any way out of the use of this	the Free Software Foundation.
software.

The user will acknowledge (using reference [1]) the contribution of the	SLEPc is distributed in the hope that it will be useful, but WITHOUT ANY
software in any publication of material dependent on its use.	WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
	FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
	more details.

The user can modify the code but at no time will the right or title to all or	You should have received a copy of the GNU Lesser General Public License
any part of this software pass to the user. A modified version of the software	along with SLEPc. If not, see <http://www.gnu.org/licenses/>.
cannot be redistributed. The software (or a modified version) may not be sold.

This software is free for academic and research use. This means that a person
working in an academic or research institution such as a university or a
government laboratory can use the software without formally requiring a
license.

For commercial use, it is necessary to sign a software license agreement. This
includes all users working for a private company, even if the software is
going to be used only for in-house research activities. A reasonable testing
period is allowed before asking for the license.

[1] V. Hernandez, J. E. Roman and V. Vidal (2005), SLEPc: A Scalable and
Flexible Toolkit for the Solution of Eigenvalue Problems, ACM Trans. Math.
Softw. 31(3), 351-362.

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        SLEPc: Scalable Library for Eigenvalue Problem Computations

        SLEPc: Scalable Library for Eigenvalue Problem Computations

        ===========================================================

        ===========================================================

                            Vicente Hernandez

                            Vicente Hernandez

                              Jose E. Roman

                              Jose E. Roman

                               Eloy Romero

                              Andres Tomas

                              Andres Tomas

                              Vicent Vidal

                              Vicent Vidal

        GRyCAP - Grupo de Redes y Computacion de Altas Prestaciones

        GRyCAP - Grupo de Redes y Computacion de Altas Prestaciones

                Universidad Politecnica de Valencia, Spain

                Universidad Politecnica de Valencia, Spain

        VERSION: 2.3.3

        VERSION: 3.0.0

 Overview

 Overview

 --------

 --------

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 The  emphasis  of the software is on methods and  techniques  appropriate  for

 The  emphasis  of the software is on methods and  techniques  appropriate  for

 problems  in  which  the  associated matrices are sparse, for  example,  those

 problems  in  which  the  associated matrices are sparse, for  example,  those

 arising after the discretization of partial differential equations. Therefore,

 arising after the discretization of partial differential equations. Therefore,

 most  of  the methods offered by the library are projection methods  or  other

 most  of  the methods offered by the library are projection methods  or  other

 methods  with similar properties. Some of these methods are  Arnoldi,  Lanczos

 methods  with  similar  properties.  Some of these methods  are  Krylov-Schur,

 and Subspace Iteration, to name a few. SLEPc implements these basic methods as

 Arnoldi,  and Lanczos, to name a few. SLEPc implements these basic methods  as

 well  as more sophisticated algorithms. It also provides built-in support  for

 well  as more sophisticated algorithms. It also provides built-in support  for

 spectral transformations such as shift-and-invert.

 spectral transformations such as shift-and-invert.

 SLEPc is a general library in the sense that it covers standard and genralized

 SLEPc is a general library in the sense that it covers standard and genralized

 eigenvalue  problems,  both Hermitian and non-Hermitian, with either  real  or

 eigenvalue  problems,  both Hermitian and non-Hermitian, with either  real  or

Line 52...

Line 53...

 The  Users Manual is included in the SLEPc distribution file. It can be  found

 The  Users Manual is included in the SLEPc distribution file. It can be  found

 in directory  'docs' and it contains a general description of the capabilities

 in directory  'docs' and it contains a general description of the capabilities

 of  the software.  The manual does not include detailed reference  information

 of  the software.  The manual does not include detailed reference  information

 about  individual SLEPc routines. This information is provided in the form  of

 about  individual SLEPc routines. This information is provided in the form  of

 man pages in HTML format (see 'docs/manual.htm').

 man pages in HTML format (see 'docs/manual.htm').

 The following journal article provides a general description of SLEPc:

 [1] V. Hernandez, J. E. Roman and V. Vidal (2005), SLEPc: A Scalable and

     Flexible Toolkit for the Solution of Eigenvalue Problems, ACM Trans. Math.

     Softw. 31(3), 351-362.

 Installation

 Installation

 ------------

 ------------

 The installation procedure of SLEPc is very similar to that of PETSc. Briefly,

 The installation procedure of SLEPc is very similar to that of PETSc. Briefly,

 the  environment variable $SLEPC_DIR must be set, then the script configure.py

 the  environment variable $SLEPC_DIR must be set, then the script  'configure'

 is executed and finally the  libraries  are built with the command 'make'. For

 is executed and finally the  libraries  are built with the command 'make'. For

 this to work correctly, variable $PETSC_DIR must also be set appropriately.

 this to work correctly, variable $PETSC_DIR must also be set appropriately.

 More detailed information about installation can be found in the Users  Manual

 More detailed information about installation can be found in the Users  Manual

 or in the SLEPc home page, including instructions for configuring SLEPc to use

 or in the SLEPc home page, including instructions for configuring SLEPc to use

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                  http://www.grycap.upv.es/slepc

                  http://www.grycap.upv.es/slepc

 Among other things, this site includes information about:

 Among other things, this site includes information about:

  - How to contact the authors for support.

  - How to contact the authors for support.

  - Download page including available patches (if any).

  - Software download.

  - On-line documentation.

  - On-line documentation.

  - Mailing list for announcement of new releases.

  - Mailing list for announcement of new releases.

 All questions/comments should be directed to slepc-maint@grycap.upv.es.

 All questions/comments should be directed to slepc-maint@grycap.upv.es.

Line 93...

Line 100...

 The development of SLEPc has been partially supported by the following grants:

 The development of SLEPc has been partially supported by the following grants:

 - Oficina de Ciencia i Tecnologia, Generalitat Valenciana, CTIDB/2002/54.

 - Oficina de Ciencia i Tecnologia, Generalitat Valenciana, CTIDB/2002/54.

 - Direccio  General d'Investigacio i Transferencia de  Tecnologia, Generalitat

 - Direccio  General d'Investigacio i Transferencia de  Tecnologia, Generalitat

   Valenciana, GV06/091.

   Valenciana, GV06/091.

 Conditions of Use

 Conditions of Use

 -----------------

 -----------------

 Copyright (c) 2002-2007, Universidad Politecnica de Valencia, Spain

 Copyright (c) 2002-2009, Universidad Politecnica de Valencia, Spain

 This  software is provided 'as is', with absolutely no warranty, expressed  or

    SLEPc is free software: you can redistribute it and/or modify it under  the

 implied.  Any use is at your own risk. In no event will the authors be  liable

    terms of version 3 of the GNU Lesser General Public License as published by

 for  any direct or indirect damages arising in any way out of the use of  this

    the Free Software Foundation.

 software.

 The  user  will  acknowledge  (using reference [1])  the contribution  of  the

    SLEPc  is  distributed in the hope that it will be useful, but WITHOUT  ANY

 software in any publication of material dependent on its use.

    WARRANTY;  without even the implied warranty of MERCHANTABILITY or  FITNESS

    FOR  A  PARTICULAR PURPOSE. See the GNU Lesser General Public  License  for

    more details.

 The user can modify the code but at no time will the right or title to all  or

    You  should have received a copy of the GNU Lesser General  Public  License

 any part of this software pass to the user. A modified version of the software

    along with SLEPc. If not, see <http://www.gnu.org/licenses/>.

 cannot be redistributed. The software (or a modified version) may not be sold.

 This software is free for academic and research use. This means that a  person

 working  in  an  academic or research institution such as a  university  or  a

 government  laboratory  can  use  the software without  formally  requiring  a

 license.

 For commercial use, it is necessary to sign a software license agreement. This

 includes  all  users working for a private company, even if  the  software  is

 going  to be used only for in-house research activities. A reasonable  testing

 period is allowed before asking for the license.

 [1] V. Hernandez, J. E. Roman and V. Vidal (2005), SLEPc: A Scalable and

     Flexible Toolkit for the Solution of Eigenvalue Problems, ACM Trans. Math.

     Softw. 31(3), 351-362.

Subversion Repositories slepc-dev

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