@software{christopher_smith_2019_2634633, author = {Christopher Smith and Aaron Meurer and Ondřej Čertík and Mateusz Paprocki and Sergey B Kirpichev and Francesco Bonazzi and Julien Rioux and Kalevi Suominen and raoulb and Ronan Lamy and Gaurav Dhingra and Jason K. Moore and Björn Dahlgren and Kirill Smelkov and S.Y. Lee and jegerjensen and Colin B. Macdonald and Sudhanshu Mishra and Oscar Gustafsson and Amit Kumar and pernici and Sergiu Ivanov and Sachin Joglekar and Arihant Parsoya and drlvk and Sartaj Singh and Subham Tibra and V Gladkova and Sidhant Nagpal and Sampad Kumar Saha}, title = {sympy/sympy: SymPy 1.4}, month = apr, year = 2019, publisher = {Zenodo}, version = {sympy-1.4}, doi = {10.5281/zenodo.2634633}, url = {https://doi.org/10.5281/zenodo.2634633} }