Gaussian Quadrature for Triangles

Version 1.0.0.0 (1.84 KB) by Greg von Winckel
Compute Gauss nodes and weights for a triangle
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Updated 21 Dec 2005

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This script computes Gauss nodes and weights for numerically integrating a fuction over an arbitrary triangular domain. Note: This method uses the collapsed square rather than the general cubature case.

Cite As

Greg von Winckel (2026). Gaussian Quadrature for Triangles (https://www.mathworks.com/matlabcentral/fileexchange/9230-gaussian-quadrature-for-triangles), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R14
Compatible with any release
Platform Compatibility
Windows macOS Linux
Categories
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Version Published Release Notes
1.0.0.0

Sign of weights depended on ordering of vertices through the Jacobian. This has been fixed.