The easy way to solve the equation is to send it to wolfram alpha and wait for a result. I think the intention was to not use anything beside standard library.

The easy way to solve the equation is to send it to wolfram alpha and wait for a result. I think the intention was to not use anything beside standard library. Using the R language is equivalent to using NumPy, SciPy or any other tool. As for the Python version, I have no clue why he uses 2.6. I found that all the code runs perfectly well on 2.7. That is something you should point out to the author.