You are probably familiar with it already, but in case some readers are not, bc is a nice traditional tool for such things. https://en.wikipedia.org/wiki/Bc_(p

You are probably familiar with it already, but in case some readers are not, bc is a nice traditional tool for such things. https://en.wikipedia.org/wiki/Bc_(programming_language) https://en.wikipedia.org/wiki/Bc_(programming_language)