Module STBSV in IMSLM

General Information

Solve one of the triangular systems, x = inv(A)*x, or x = inv(trans(A))*x, where A is a triangular matrix in band storage mode, and trans(A) is the transpose of the matrix.

Usage

CALL STBSV (UPLO, TRANS, DIAG, N, NCODA, A, LDA, X, INCX)

Classification

D2a2	Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (real nonsymmetric banded matrices)
D2a3	Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (real nonsymmetric triangular matrices)

Type

subroutine in IMSLM package

Language

Fortran

Availability

Proprietary, Portable

Precision

Single Precision

Alternates

DTBSV

Double 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/stbsv

Example

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

To Link

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