Module DBS1GD in IMSLM

• IMSLM Information

• Components
  • Documentation from ITL
  • Example from ITL

DBS1GD

 
Evaluate the derivative of a spline on a grid, given its B-spline representation.
 
Classes  :  E3a1 . Evaluation of fitted functions
            E3a2 . Evaluation of derivatives of fitted functions
 
Type     : Fortran subroutine in IMSLM library.
Access   : Proprietary. Many implementations available.
Precision: Double.
 
Usage    : CALL DBS1GD (IDERIV, N, XVEC, KORDER, XKNOT, NCOEF, BSCOEF, VALUE)
 
Details  : Documentation Example
Sites    : (1) ITL
 

Implementation of DBS1GD from IMSLM on ITL

 
ITL:       Unix Workstation Network, National Institute of Standards and
           Technology (NIST), Gaithersburg, MD. Available to NIST staff.
 
Precision: Double. (Single: BS1GD)
 
Access available only to NIST staff on internal Unix systems. They may access this
package provided the /itl tree is cross-mounted.
 
   Link         : Login to spruce.nist.gov and see ITL How-To for
                  information on how to setup your environment and link.
   Documentation: cat
                  /home/fetch/Subjects/Math-Stat-Software/imsl/Documentation/dbs1gd
   Example      : cat
                  /home/fetch/Subjects/Math-Stat-Software/imsl/Examples/dbs1gd