1.sympy / sympyA computer algebra system written in pure Pythonpythonmathcomputer-algebrasciencehacktoberfestPythonOther license15K total5.6K forks+27 starsfrom 15,042 · score 3.33
2.symengine / symengineSymEngine is a fast symbolic manipulation library, written in C++mathcomputer-algebrac-plus-plusC++Other license1.4K total318 forks+2 starsfrom 1,424 · score 1.10