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Fast Global Stiffness Matrix Assembly

version 1.0.0 (1.2 KB) by Ayad Al-Rumaithi
Generates global stiffness matrix from elements stiffness matrices in a fast way


Updated 01 Mar 2019

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function K=Fast_Matrix_Assembly(Elements)

Elements: a structure contains Elements{i}.K and Elements{i}.DOFs (Stiffness and Degrees of freedoms of the ith element).

K: Sparse global stiffness matrix

Cuvelier, François, Caroline Japhet, and Gilles Scarella. "An efficient way to perform the assembly of finite element matrices in Matlab and Octave." arXiv preprint arXiv:1305.3122 (2013).

Cite As

Ayad Al-Rumaithi (2019). Fast Global Stiffness Matrix Assembly (, MATLAB Central File Exchange. Retrieved .

Comments and Ratings (5)

Are you able to give an example of an input? I am trying to run this for a 3D frame model. Thanks in advance

Yes. It can be used with any type of elements

can this be used for 3-D elements?

Thank you

Very useful. Very fast

MATLAB Release Compatibility
Created with R2017b
Compatible with any release
Platform Compatibility
Windows macOS Linux