Authors of MPFR (in chronological order of initial contribution):

Guillaume Hanrot        Main author
Fabrice Rouillier       Original version of mul_ui.c, gmp_op.c
Paul Zimmermann         Main author
Sylvie Boldo            Original version of agm.c and log.c
Jean-Luc Rémy           Original version of zeta.c
Emmanuel Jeandel        Original version of exp3.c, const_pi.c, sincos.c
Mathieu Dutour          acos.c, asin.c, atan.c and early gamma.c
Vincent Lefèvre         Main author
David Daney             Hyperbolic and inverse hyperbolic functions, base-2
                        and base-10 exponential and logarithm, factorial
Alain Delplanque        Rewritten get_str.c
Ludovic Meunier         Error function (erf.c)
Patrick Pélissier       Main author
Laurent Fousse          Original version of sum.c
Damien Stehlé           Function mpfr_get_ld_2exp
Philippe Théveny        Main author
Sylvain Chevillard      Original version of ai.c
Charles Karney          mpfr_nrandom and mpfr_erandom functions
Fredrik Johannsson      New version of mpfr_const_euler
Mickaël Gastineau       MPFRbench program

The main authors are included in the MPFR mailing-list <mpfr@inria.fr>.
This is the preferred way to contact us. For further information, please
look at the MPFR web page <http://www.mpfr.org/>.