Inaccurate/inconsistent output from mpf_out_str

Torbjörn Granlund tg at
Tue Oct 6 19:34:59 UTC 2015

Yihang Ho <hoyihang5 at> writes:

  Thanks for your reply. I am not familiar with MPFR, but is the original
  behavior the expected one?
This is be a real bug in GMP's mpf functions.  I haven't tried to
isolate it, but a good guess is precision lossage for logarithm
computation as a result of the huge exponent.

Please encrypt, key id 0xC8601622

More information about the gmp-bugs mailing list