Section: LAPACK routine (version 1.5) (l) Updated: 12 May 1997 Local index
PSDBSV - solve a system of linear equations A(1:N, JA:JA+N-1) * X = B(IB:IB+N-1, 1:NRHS)
- SUBROUTINE PSDBSV(
N, BWL, BWU, NRHS, A, JA, DESCA, B, IB, DESCB,
WORK, LWORK, INFO )
BWL, BWU, IB, INFO, JA, LWORK, N, NRHS
DESCA( * ), DESCB( * )
A( * ), B( * ), WORK( * )
PSDBSV solves a system of linear equations
where A(1:N, JA:JA+N-1) is an N-by-N real
banded diagonally dominant-like distributed
matrix with bandwidth BWL, BWU.
Gaussian elimination without pivoting
is used to factor a reordering
of the matrix into L U.
See PSDBTRF and PSDBTRS for details.
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using the manual pages.
Time: 21:53:07 GMT, April 16, 2011