Module DPBFA in CMLIB

General Information

Computes LU factorization of double precision positive definite band matrix.

Usage

CALL DPBFA(ABD, LDA, N, M, INFO)

Classification

D2b2	Solution of systems of linear equations, including matrix inverses, and LU and related factorizations (real symmetric positive definite banded matrices)

Type

subroutine in CMLIB package (LINPAKD sublibrary)

Language

Fortran

Availability

Public domain, Portable

Precision

Double Precision

Alternates

Location

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

Contact

Gaithersburg Consulting Office: 301-975-2968, consult@nist.gov

Usage

Those logged in to arno.nist.gov or amur.nist.gov may access this module as follows.

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.