Module DLSASF in IMSLM

General Information

Solve a real symmetric system of linear equations with iterative refinement.

Usage

CALL DLSASF (N, A, LDA, B, X)

Classification

D2b1a

Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (real symmetric indefinite matrices)

Type

subroutine in IMSLM package

Language

Fortran

Availability

Proprietary, Portable

Precision

Double Precision

Alternates

LSASF

Single Precision

Installation on ITL; Unix Workstation Network

Location

National Institute of Standards and Technology (NIST), Gaithersburg, MD.

Contact

Gaithersburg Consulting Office: 301-975-2968 (FTS 879-2968)

Usage

Access available only to NIST staff on internal Unix systems. They may access this package provided the /itl tree is cross-mounted.

Documentation

cat /home/fetch/Subjects/Math-Stat-Software/imsl/Documentation/dlsasf

Example

cat /home/fetch/Subjects/Math-Stat-Software/imsl/Examples/dlsasf

To Link

Login to spruce.nist.gov and see ITL How-To for information on how to setup your environment and link.