Section: LAPACK routine (version 1.5) (l) Updated: 12 May 1997 Local index
PDDTSV - solve a system of linear equations A(1:N, JA:JA+N-1) * X = B(IB:IB+N-1, 1:NRHS)
- SUBROUTINE PDDTSV(
N, NRHS, DL, D, DU, JA, DESCA, B, IB, DESCB,
WORK, LWORK, INFO )
IB, INFO, JA, LWORK, N, NRHS
DESCA( * ), DESCB( * )
PRECISION B( * ), D( * ), DL( * ), DU( * ), WORK( * )
PDDTSV solves a system of linear equations
where A(1:N, JA:JA+N-1) is an N-by-N real
tridiagonal diagonally dominant-like distributed
Gaussian elimination without pivoting
is used to factor a reordering
of the matrix into L U.
See PDDTTRF and PDDTTRS for details.
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using the manual pages.
Time: 21:52:10 GMT, April 16, 2011