Downloading IFISS 3.5

IFISS 3.5 is compatible with Windows, Linux and MacOS computers. The toolbox has been tested using Matlab version 8.5 (and is compatible with versions as far back as 6.5) and with Octave version 3.8.2. The software package can be downloaded by clicking on one of the links below.


IFISS Matlab software:


After you have unpacked the files, start Matlab in the directory ifiss3.5. Type install_ifiss and follow the on-screen instructions. After installation, type setpath, ifiss to get started.


IFISS Octave software:


After you have unpacked the files, start Octave in the directory ifiss3.5_octave. Type install_ifiss and follow the on-screen instructions. After installation, type setpath, helpme_octave, ifiss to get started.

Licence Information

This library is free software. It can be redistributed and/or modified under the terms of the GNU Lesser General Public License as published by the Free Software Foundation ; either version 2.1 of the License, or any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY, and without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. Your use or distribution of IFISS or any derivative code implies that you agree to this License.

Copyright (c) 2016 by D. J. Silvester, H. C. Elman, A. Ramage.