User's Manual

Software Version: 1.6.0

Date: 2001/07/27

Center for Applied Scientific Computing
Lawrence Livermore National Laboratory

Copyright © 1998 The Regents of the University of California.

Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies.

This work was produced at the University of California, Lawrence Livermore National Laboratory (UC LLNL) under contract no. W-7405-ENG-48 (Contract 48) between the U.S. Department of Energy (DOE) and The Regents of the University of California (University) for the operation of UC LLNL. The rights of the Federal Government are reserved under Contract 48 subject to the restrictions agreed upon by the DOE and University as allowed under DOE Acquisition Letter 97-1.

This work was prepared as an account of work sponsored by an agency of the United States Government. Neither the United States Government nor the University of California nor any of their employees, makes any warranty, express or implied, or assumes any liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately-owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer or otherwise does not necessarily constitute or imply its endorsement, recommendation, or favoring by the United States Government or the University of California. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or the University of California, and shall not be used for advertising or product endorsement purposes.

UCRL-MA-137155 DR

 
• Contents
• 1 Introduction
  • 1.1 Features
  • 1.2 Assumptions and Limitations
• 2 Getting Started
  • 2.1 A Simple Example
  • 2.2 What are conceptual interfaces?
  • 2.3 Which conceptual interface should I use?
• 3 Structured-Grid System Interface (Struct)
  • 3.1 Setting Up the Struct Grid
  • 3.2 Setting Up the Struct Stencil
  • 3.3 Setting Up the Struct Matrix
  • 3.4 Setting Up the Struct Right-Hand-Side Vector
  • 3.5 Symmetric Matrices
• 4 Semi-Structured-Grid System Interface (SStruct)
  • 4.1 Setting Up the SStruct Grid
  • 4.2 Setting Up the SStruct Stencil
  • 4.3 Setting Up the SStruct Graph
  • 4.4 Setting Up the SStruct Matrix
  • 4.5 Setting Up the SStruct Right-Hand-Side Vector
• 5 Finite Element Interface (FEI)
  • 5.1 Iterative methods and preconditioners available
• 6 Linear-Algebraic System Interface (IJ)
  • 6.1 IJ Matrix Interface
  • 6.2 IJ Vector Interface
• 7 Solvers and Preconditioners
  • 7.1 SMG
  • 7.2 PFMG
  • 7.3 BoomerAMG
  • 7.4 ParaSails
  • 7.5 Euclid
  • 7.6 PILUT: Parallel Incomplete Factorization
• 8 Additional Information
  • 8.1 Building the Library
  • 8.2 Calling from Fortran
  • 8.3 Bug Reporting
• References
• Index
• About this document ...