Gauss Laguerre Integration Nodes and Weights

Version 2.0.4 (5.6 KB) by Lateef Adewale Kareem
Gauss Laguerre method.
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Updated 30 Jul 2023

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Computes weight and absisca for gauss laguerre method.
To perform integration
f = @(x) x.^2;
% Using 2 nodes
[x, w] = Gaulagwt(2);
I_2nodes = w*f(x)

Cite As

Lateef Adewale Kareem (2026). Gauss Laguerre Integration Nodes and Weights (https://www.mathworks.com/matlabcentral/fileexchange/69136-gauss-laguerre-integration-nodes-and-weights), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2018b
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Find more on Numerical Integration and Differential Equations in Help Center and MATLAB Answers
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Version Published Release Notes
2.0.4

corrected the display in the description
2.0.3

1. the function is modified to make alf an optional argument.
2. the result is modified so that the integration can be computed using w*f(x)
3. an example is added.
1.0.3

change of title for more visibility
1.0.2

modified the description
1.0.1

Changed to matlabs inbuilt gammaln function.
1.0.0