Broadly speaking, it sounds like you're looking for a Computer Algebra System; in addition to some of the recommendations other posts have made, Wikipedia provi

Broadly speaking, it sounds like you're looking for a Computer Algebra System; in addition to some of the recommendations other posts have made, Wikipedia provides a list: https://en.wikipedia.org/wiki/List_of_computer_algebra_systems https://en.wikipedia.org/wiki/List_of_computer_algebra_syste...