$Id$
15-AUG-2016: version 1
- added TOMS 680, reimplemented in Fortran 2008
- wpop - Faddeyeva function using TOMS 680 algorithm
- erf_pop - the error function using wpop
- wzag - Faddeyeva using TOMS 916
- erf_zag - erf using wzag
- test program calculates the values in Abramowitz, Stegun,
p. 325-328.
11-AUG-2016: initial commit
errfun.f90 - the module with 2 functions:
- fad - Faddeyeva, w(z)
- erf_complex - error function of a complex argument.