Charles R Harris wrote:
>
>
> On Mon, Sep 29, 2008 at 9:02 PM, David Cournapeau
> <[EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]>>
> wrote:
>
> Charles R Harris wrote:
> >
> > So the proposition is, sign, max, min return nan when any of the
> > arguments is nan.
>
> Note that internally, signbit (the C function) returns an integer.
>
>
> That is the signature of the ufunc. It could be changed...
Nope, I am talking about the C99 signbit macro. man signbit tells me:
NAME
signbit - test sign of a real floating point number
SYNOPSIS
#include <math.h>
int signbit(x);
Compile with -std=c99; link with -lm.
cheers,
David
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