Module DPBDI in CMLIB

General Information

Use LU factorization of double precision positive definite band matrix to compute determinant. (No provision for inverse.)

Usage

CALL DPBDI(ABD, LDA, N, M, DET)

Classification

D3b2	Determinants of real symmetric positive definite banded matrices

Type

subroutine in CMLIB package (LINPAKD sublibrary)

Language

Fortran

Availability

Public domain, Portable

Precision

Double Precision

Alternates

See also

DPBCO DPBFA

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.