triangle_felippa_rule

triangle_felippa_rule, a Fortran77 code which generates the points and weights of Felippa's quadrature rules over the interior of a triangle in 2D.

Licensing:

The information on this web page is distributed under the MIT license.

Languages:

triangle_felippa_rule is available in a C version and a C++ version and a Fortran90 version and a MATLAB version and an Octave version.

Related Data and Programs:

triangle_felippa_rule_test

f77_rule, a Fortran77 code which computes a quadrature rule which estimates the integral of a function f(x), which might be defined over a one dimensional region (a line) or more complex shapes such as a circle, a triangle, a quadrilateral, a polygon, or a higher dimensional region, and which might include an associated weight function w(x).

Reference:

1. Carlos Felippa,
   A compendium of FEM integration formulas for symbolic work,
   Engineering Computation,
   Volume 21, Number 8, 2004, pages 867-890.

Source Code:

• triangle_felippa_rule.f, the source code.
• triangle_felippa_rule.sh, BASH commands to compile the source code.