On Thu, Oct 29, 2009 at 8:35 PM, Robert Kern <[email protected]> wrote: > On 2009-10-29 18:22 PM, Lisandro Dalcin wrote: >> Sorry for the late reply.. >> >> On Wed, Oct 28, 2009 at 4:13 AM, Stefan Behnel<[email protected]> wrote: >>> Hi, >>> >>> most of the 'complex' tests currently fail in Py3.1 because >>> complex.__repr__() became more correct. It now prints (-0-2j) for -(2j). >> >> Are you sure this is "more correct" ? What's the point of printing a >> "0" for the real part? I really do not know what's going on there... > > +0 and -0 are different in IEEE floating point representation. It is > information > that should be preserved particularly since signed zeros are more important > with > complex numbers than reals because of branch cuts. >
Of course!!! I just did not play attention that the "0" had a minus! Sorry for the noise... These "-0" make perfect sense... -- Lisandro Dalcín --------------- Centro Internacional de Métodos Computacionales en Ingeniería (CIMEC) Instituto de Desarrollo Tecnológico para la Industria Química (INTEC) Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET) PTLC - Güemes 3450, (3000) Santa Fe, Argentina Tel/Fax: +54-(0)342-451.1594 _______________________________________________ Cython-dev mailing list [email protected] http://codespeak.net/mailman/listinfo/cython-dev
