Hi Arnaldo, On 20 Jan 2016 21:56, "Arnaldo Russo" <arnaldoru...@gmail.com> wrote: > > Hi all, > > After fitting a curve, the output returns the initial value as -0.0. Why not a simple 0.0? > What is this difference? > Sorry for the stupid question, but why exist a negative zero?
Haha, that used to stump me too, before I found out that there's such a thing as a signed zero. The IEEE 754 standard accommodates it. You can read more at https://en.m.wikipedia.org/wiki/Signed_zero > > Cheers, > Arnaldo. > --- > Arnaldo D'Amaral Pereira Granja Russo > Instituto Ambiental Boto Flipper > institutobotoflipper .org > > _______________________________________________ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > https://mail.scipy.org/mailman/listinfo/numpy-discussion >
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