Singular is a computer algebra system for polynomial computations, with special emphasis on commutative and non-commutative algebra, algebraic geometry, and singularity theory. It is free and open-source under the GNU General Public Licence. Installation instructions from source code: https://github.com/Singular/Sources/wiki/Step-by-Step-Installation-Instructions-for-Singular Homepage: http://www.singular.uni-kl.de/ Source code: https://github.com/Singular/Sources User Manual: http://www.singular.uni-kl.de/Manual/latest