inverse error function

[B Q]

--- Andrew Haley <aph@redhat.com> wrote:

> B Q writes:
>  > 
>  > --- Andrew Haley <aph@redhat.com> wrote:
>  > 
>  > > It's in glibc; why do you want a gcc builtin?
>  > 
>  > I don't necessarily want a gcc builtin. I just
> didn't
>  > know where else to look. I tried to find out via
>  > google, but failed.
>  > 
>  > With your clue I found the gnu page on glibc:
>  >
>
http://www.gnu.org/software/libc/manual/html_mono/libc.html
>  > 
>  > but on this page I could only find the erf()
> function,
>  > not the inverse error function.
>  > Are you sure it is in glibc?
> 
> Oh no, you're absolutely right!  The complementary
> error function I
> can find, but not the inverse.
> 
> Sorry,
> Andrew.
> 
> 

Hi there

Andrew, thanks anyway for the quick reply.

Anybody else got an idea where to find the inverse
error function?
I'm now using a solution that makes use of binary
search, but I suspect it's not very fast because I
call the erf() function appr. 10 times with each of my
erfinv() calls..




		
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