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GAMS Module SPPCO in CMLIB


SPPCO

 
Uses Cholesky algorithm to factor real positive definite matrix stored in packed
form and estimate its condition.
 
Classes  :  D2b1b . Solution of systems of linear equations, including matrix
                  inverses, and LU and related factorizations (real
                  symmetric positive definite matrices)
 
Type     : Fortran subroutine in CMLIB library (LINPAKS sublibrary).
Access   : Public domain. Portable.
Precision: Single.
 
Usage    : CALL SPPCO(AP,N,RCOND,Z,INFO)
 
Details  : Documentation Fullsource Source
Sites    : (1) ARNO (2) ITL
 

Implementation of SPPCO from CMLIB on ARNO

 
ARNO:      Silicon Graphics Origin 2000, National Institute of Standards and
           Technology (NIST), Gaithersburg, MD. Available to NIST staff.
 
Precision: Single. (Double: DPPCO)
 
Those logged in to arno.nist.gov or amur.nist.gov may access this module as
follows.
 
   Link         : See cmlib man page.
   Documentation: cmdoc sppco
   Source       : cmsrc sppco
   Fullsource   : cmsrcx sppco
 

Implementation of SPPCO from CMLIB on ITL

 
ITL:       Unix Workstation Network, National Institute of Standards and
           Technology (NIST), Gaithersburg, MD. Available to NIST staff.
 
Precision: Single. (Double: DPPCO)
 
Access available only to NIST staff on internal Unix systems. They may access this
package provided the /itl tree is cross-mounted.
 
   Link         : f77 -o main main.f -lcm
   Documentation: cmdoc sppco
   Source       : cmsrc SPPCO
   Fullsource   : cmsrcx sppco


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