1.sympy / sympyA computer algebra system written in pure Pythonpythonmathcomputer-algebrasciencehacktoberfestPythonOther license15K total5.7K forks+89 starsfrom 14,981 · score 4.50
2.symengine / symengineSymEngine is a fast symbolic manipulation library, written in C++mathcomputer-algebrac-plus-plusC++Other license1.4K total318 forks+11 starsfrom 1,416 · score 2.48