GMP gives wrong (negative) results

[paul zimmermann]

       Dear Nicolai,

> More details can be found in this stack overflow question i created
> yesterday:
> 
> http://stackoverflow.com/questions/43121211/gmp-gives-wrong-result-of-a-series-expansion

Fredrik Johansson gave a detailed answer on this page,
explaining why your code is wrong.

No GMP bug, we can thus close the discussion here.

Best regards,
Paul Zimmermann