SymPy: Symbolic computing in Python. - Aaron Meurer; Christopher P. Smith; Mateusz Paprocki; Ondrej Certík; Matthew Rocklin; Amit Kumar; Sergiu Ivanov 001; Jason Keith Moore; Sartaj Singh; Thilina Rathnayake; Sean Vig; Brian E. Granger; et al. (PeerJ Prepr., 2016)

SymPy: symbolic computing in Python. - Aaron Meurer; Christopher P. Smith; Mateusz Paprocki; Ondrej Certík; Sergey B. Kirpichev; Matthew Rocklin; Amit Kumar; Sergiu Ivanov 001; Jason Keith Moore; Sartaj Singh; Thilina Rathnayake; Sean Vig; et al. (PeerJ Comput. Sci., 2017)