Arbor includes code from the open source community. Thank you!
A header only C++11 json library, written by Niels Lohmann (GitHub user nlohmann). MIT license.
https://github.com/nlohmann/json
A header only C++ library for command line argument parsing, written by Stuart Yates. BSD license.
https://github.com/halfflat/tinyopt
A header only counter-based random number generator, written by DE Shaw research BSD license.
https://www.deshawresearch.com/downloads/download_random123.cgi/
The CMake script cmake/FindSphinx.cmake is a modified version of a script from the LLVM project. BSD License.
The numerical algorithms for the transcendentals intrinsics are based on the scalar Cephes library. We have been explicitly granted permission by the author to incorporate this material in our work.
http://www.netlib.org/cephes/ https://github.com/jeremybarnes/cephes (Github mirror)
Custom license (as it appears in the original readme from the project's page):
Some software in this archive may be from the book Methods and Programs for Mathematical Functions (Prentice-Hall or Simon & Schuster International, 1989) or from the Cephes Mathematical Library, a commercial product. In either event, it is copyrighted by the author. What you see here may be used freely but it comes with no support or guarantee.
This open source software code was developed in part or in whole in the Human Brain Project, funded from the European Union’s Horizon 2020 Framework Programme for Research and Innovation under the Specific Grant Agreement No. 720270 (Human Brain Project SGA1) and No. 785907 (Human Brain Project SGA2).