Module TDG in NAPACK

• NAPACK Information

• Components
  • Fullsource from NETLIB
  • Source from NETLIB

TDG

 
Calculates eigenvalues and eigenvectors of a symmetric tridiagonal matrix.
 
Classes  :  D4a1 .  Real symmetric matrix eigenvalue problems
            D4a5 .  Tridiagonal matrix eigenvalue problems
            D4c2a . Compute eigenvalues of tridiagonal matrix
 
Type     : Fortran subroutine in NAPACK package.
Access   : Some uses prohibited. Portable.
Precision: Single.
 
Usage    : CALL TDG (E, V, LV, D, U, N)
 
Details  : Fullsource Source
Sites    : (1) NETLIB
 

Implementation of TDG from NAPACK on NETLIB

 
NETLIB:    Public access repository, The University of Tennessee at
           Knoxville and Bell Laboratories
 
Precision: Single.
 
You may access components from NETLIB outside GAMS as follows.
 
   Source       : echo 'send only tdg from napack' | mail netlib@ornl.gov
   Fullsource   : echo 'send tdg from napack' | mail netlib@ornl.gov