Which programming language or a library can process Infinite Series?

Question

Which programming language or a library is able to process infinite series (like geometric or harmonic)? It perhaps must have a database of some well-known series and automatica

Answer 1

You need something that can do a symbolic computation like Mathematica. You can also consider quering wolframaplha: sum((-1)^i*1/i, i, 1 , inf)