1.sympy / sympyA computer algebra system written in pure Pythonpythonmathcomputer-algebrasciencehacktoberfestPythonOther license15K total5.6K forks+90 starsfrom 14,979 · score 4.51
2.symengine / symengineSymEngine is a fast symbolic manipulation library, written in C++mathcomputer-algebrac-plus-plusC++Other license1.4K total318 forks+10 starsfrom 1,416 · score 2.40