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GCMMA-MMA-Python

This repository contains the Python code of the Method of Moving Asymptotes (Svanberg, 1987), originally developed and written in MATLAB by Krister Svanberg. The original MATLAB code was taken from http://www.smoptit.se/ under the GNU General Public License.

If you opt to use this code, Krister Svanberg would appreciate it if you could send him an email sharing your application and intentions (the email address can be found on his website). When work is published, the authors must cite Krister Svanberg's academic work. The references can be found below.

An example application of the code in topology optimization can be found here.

References

  • Svanberg, K. (1987). The Method of Moving Asymptotes – A new method for structural optimization. International Journal for Numerical Methods in Engineering 24, 359-373. doi:10.1002/nme.1620240207
  • Svanberg, K. (n.d.). MMA and GCMMA – two methods for nonlinear optimization. Retrieved August 3, 2017 from
    https://people.kth.se/~krille/mmagcmma.pdf

Used in

  • Morin, R., Kim, I.Y. Partitioning a topology-optimized structure into additively manufacturable parts using a feature-mapping approach: a novel decomposition optimization method. Struct Multidisc Optim 65, 298 (2022). https://doi.org/10.1007/s00158-022-03394-8
  • Frederiksen, A.H., Sigmund, O. & Poulios, K. Topology optimization of self-contacting structures. Comput Mech (2023). https://doi.org/10.1007/s00466-023-02396-7
  • Fernandes P, Ferrer À, Gonçalves P, Parente M, Pinto R, Correia N. Stress-Constrained Topology Optimization for Commercial Software: A Python Implementation for ABAQUS®. Applied Sciences. 2023; 13(23):12916. https://doi.org/10.3390/app132312916

License

Original work written in MATLAB: Copyright (c) 2006-2009 Krister Svanberg
Derived Python implementation: Copyright (c) 2020-2024 Arjen Deetman

GCMMA-MMA-Python is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License (file LICENSE) along with this file. If not, see http://www.gnu.org/licenses/.