Module QDAGS in IMSLS

General Information

Integrate a function (which may have endpoint singularities).

Usage

CALL QDAGS (F, A, B, ERRABS, ERRREL, RESULT, ERREST)

Classification

H2a1a1

Automatic 1-D finite interval quadrature (user need only specify required accuracy), integrand available via user-defined procedure

Type

subroutine in IMSLS package

Language

Fortran

Availability

Proprietary, Portable

Precision

Single Precision

Alternates

DQDAGS

Double Precision

Installation on ITL; Unix Workstation Network

Location

National Institute of Standards and Technology (NIST), Gaithersburg, MD.

Contact

Gaithersburg Consulting Office: 301-975-2968 (FTS 879-2968)

Usage

Access available only to NIST staff on internal Unix systems. They may access this package provided the /itl tree is cross-mounted.

Documentation

cat /home/fetch/Subjects/Math-Stat-Software/imsl/Documentation/qdags

Example

cat /home/fetch/Subjects/Math-Stat-Software/imsl/Examples/qdags

To Link

Login to spruce.nist.gov and see ITL How-To for information on how to setup your environment and link.