On 13 December 2012 17:04, Nico Schlömer wrote: > Hi, > > according to https://en.wikipedia.org/wiki/Error_function, the erf() > function is part of the C++11 standard. It's already implemented in > math.h and accessible after > > #include <math.h> > > but for some reason, erf() and erfc() are not contained in cmath. Is this a bug? Yes.