HP MLIB User's Guide Vol. 2 7th Ed.

Chapter 13 Sparse Linear Equations 933
Select reordering scheme DSLEOP
Name DSLEOP
Select reordering scheme
Purpose This subprogram selects the reordering scheme used by the solver. The default
is to use the Multiple Minimum Degree (MMD) reordering.
NOTE Matrix structure input by matrix supports five data types. Matrix structure
input by elements, columns, and finite elements supports only REAL*8
precision.
Usage VECLIB:
CHARACTER*3 order
INTEGER*4 ier
REAL*8 global(150)
CALL SSLEOP(order, global, ier)
CHARACTER*3 order
INTEGER*4 ier
REAL*8 global(150)
CALL DSLEOP(order, global, ier)
CHARACTER*3 order
INTEGER*4 ier
REAL*8 global(150)
CALL QSLEOP(order, global, ier)
CHARACTER*3 order
INTEGER*4 ier
REAL*8 global(150)
CALL CSLEOP(order, global, ier)
CHARACTER*3 order
INTEGER*4 ier
REAL*8 global(150)
CALL ZSLEOP(order, global, ier)
VECLIB:
CHARACTER*3 order
INTEGER*8 ier
REAL*8 global(150)
CALL SSLEOP(order, global, ier)
CHARACTER*3 order