Debian BART Licensing --------------------- Debian distributes the BART binary linked with the FFTW Discrete Fourier Transform libraries. Since FFTW is licensed under the GPL, the resulting derived work (the BART binary distributed with Debian) is also licensed under the GPL as follows. This program 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 2 of the License, or (at your option) any later version. Note that all conditions and the disclaimer of the BART license (BSD-3-clause) also remain in effect. A copy of the GPL v2 can be found in /usr/share/common-licenses/GPL-2 The BSD-license for BART can be found in /usr/share/doc/bart/copyright