Skyline format triangular solve | SSKYSM/DSKYSM/CSKYSM/ZSKYSM |
Name SSKYSM/DSKYSM/CSKYSM/ZSKYSM
Skyline format triangular solve
Purpose Skyline format triangular solve. Given a scalar α, an upper- or
is a diagonal matrix. The size of A is
C ← | C ← | C ← |
C ← | C ← | |
C ← | C ← | C ← |
Usage | VECLIB: |
|
| SUBROUTINE | SSKYSM |
| INTEGER*4 | transa, m, n, unitd, ldb, ldc, lwork |
| INTEGER*4 | descra(*), pntr(*) |
| REAL*4 | alpha, beta |
| REAL*4 | val(*), b(ldb,*), c(ldc,*), work(*) |
CALL SSKYSM (transa, m, n, unitd, dv, alpha, descra, val, pntr, b, ldb, beta, c, ldc, work, lwork)
SUBROUTINE | DSKYSM |
INTEGER*4 | transa, m, n, unitd, ldb, ldc, lwork |
INTEGER*4 | descra(*), pntr(*) |
REAL*8 | alpha, beta |
REAL*8 | val(*), b(ldb,*), c(ldc,*), work(*) |
CALL DSKYSM (transa, m, n, unitd, dv, alpha, descra, val, pntr, b, ldb, beta, c, ldc, work, lwork)
SUBROUTINE | CSKYSM |
INTEGER*4 | transa, m, n, unitd, ldb, ldc, lwork |
INTEGER*4 | descra(*), pntr(*) |
COMPLEX*8 | alpha, beta |
COMPLEX*8 | val(*), b(ldb,*), c(ldc,*), work(*) |
CALL CSKYSM (transa, m, n, unitd, dv, alpha, descra, val, pntr, b, ldb, beta, c, ldc, work, lwork)
Chapter 4 Sparse BLAS Operations 525