NAME

       cerfi, erfi - imaginary error function

SYNOPSIS

       #include <cerf.h>

       double _Complex cerfi ( double _Complex z );

       double          erfi  ( double x );

DESCRIPTION

       The function cerfi returns an error function rotated in the complex plane, erfi(z) = -i
       erf(iz).

       The function erfi takes a real argument and returns a real result.

RESOURCES

       Project web site: http://apps.jcns.fz-juelich.de/libcerf

REFERENCES

       The implementation of cerfi and erfi is trivially based on the functions cerf and
       im_w_of_x.

BUG REPORTS

       Please report bugs to the authors.

AUTHORS

       Steven G. Johnson [http://math.mit.edu/~stevenj],
         Massachusetts Institute of Technology,
         researched the numerics, and implemented the Faddeeva function.

       Joachim Wuttke <j.wuttke@fz-juelich.de>, Forschungszentrum Juelich,
         reorganized the code into a library, and wrote this man page.

SEE ALSO

       Related complex error functions in liberfc:

       w_of_z(3), dawson(3), voigt(3), cerf(3), erfcx(3).

       The real error function comes with recent versions of glibc, as requested by the C99
       standard:

       erf(3)

COPYING

       Copyright (c) 2012 Massachusetts Institute of Technology

       Copyright (c) 2013 Forschungszentrum Juelich GmbH

       Software: MIT License.

       This documentation: Creative Commons Attribution Share Alike.