math module bug
Fri May 13 10:08:53 CEST 2005
Yes, providing our own implementation is indeed the cleanest thing to do.
We might do that.
But one question first. What are the functions used for?
I have alwayws wondered why they were included in Erlang. (Joe?)
"Vlad Dumitrescu XX \(LN/EAB\)" <vlad.xx.dumitrescu@REDACTED> writes:
> From: Richard A. O'Keefe
> >Why not provide default implementations of the missing functions?
> >Link them after libm, and you get the libm versions if they exist
> >or the default ones if they don't.
> I didn't need a very exact implementation, nor a fast one, so I ended implementing them in Erlang, using linear interpolation.
> A C implementation can be found at http://www.ks.uiuc.edu/Research/namd/doxygen/erf_8C-source.html, if the Sun copyright notice is kept.
Björn Gustavsson, Erlang/OTP, Ericsson AB
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