Module 828 in TOMS

General Information

DNSPLIN1: Discrete nonlinear spline interpolation. Given a sequence of data values, constructs a discrete approximation to a nonlinear interpolating spline function. Minimizes the discretized strain energy by a Sobolev gradient descent method. (See R. Renka, ACM TOMS 29 (2003) pp. 458-468.).

Classification

E1c	Interpolation of univariate data by nonpolynomial functions (e.g., rational, trigonometric)

Type

subroutine in TOMS package

Language

Fotran 77

Availability

Some uses prohibited, Portable

Precision

Double Precision

Download from NETLIB; Public access repository

Location

The University of Tennessee at Knoxville and Bell Laboratories

Contact

Jack Dongarra, ORNL (dongarra@cs.utk.edu) and Eric Grosse, Bell Labs (ehg@research.att.com)