toms612

toms612, a FORTRAN77 code which approximates the integral of a function over a triangular region. The code is commonly known as triex(); This is a version of ACM TOMS algorithm 612.

Licensing:

The computer code and data files made available on this web page are distributed under the MIT license

Languages:

toms612 is available in a FORTRAN77 version.

Related Data and Programs:

toms612_test

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Reference:

  1. Elise deDoncker, Ian Robinson,
    Algorithm 612, TRIEX: Integration Over a Triangle Using Nonlinear Extrapolation,
    ACM Transactions on Mathematical Software,
    Volume 10, Number 1, March 1984, pages 17-22.
  2. Phyllis Fox, Andrew Hall, Norman Schryer,
    Algorithm 528: Framework for a Portable Library,
    ACM Transactions on Mathematical Software,
    Volume 4, Number 2, June 1978, page 176-188.
  3. James Lyness, Dennis Jespersen,
    Moderate Degree Symmetric Quadrature Rules for the Triangle,
    Journal of the Institute of Mathematics and its Applications,
    Volume 15, Number 1, February 1975, pages 19-32.

Source Code:

Last revised on 29 November 2023.