[SciPy-dev] Bug?
David Goldsmith
d_l_goldsmith at yahoo.com
Tue Jul 28 21:50:13 EDT 2009
Okee-dokee, thanks!
DG
--- On Tue, 7/28/09, Ralf Gommers <ralf.gommers at googlemail.com> wrote:
> From: Ralf Gommers <ralf.gommers at googlemail.com>
> Subject: Re: [SciPy-dev] Bug?
> To: "SciPy Developers List" <scipy-dev at scipy.org>
> Date: Tuesday, July 28, 2009, 5:58 PM
>
>
> On Tue, Jul 28, 2009 at 8:19 PM,
> David Goldsmith <d_l_goldsmith at yahoo.com>
> wrote:
>
>
>
> >>> np.set_printoptions(precision=4)
>
> >>> np.lib.scimath.arctanh([1j])
>
> array([ 0.+0.7854j])
>
>
>
> so far, so good
>
>
>
> >>> np.lib.scimath.arctanh(1j)
>
> 0.78539816339744828j
>
>
>
> i.e., set_printoptions didn't affect the result when
> the input was a scalar. "Feature" or
> bug?
> A bug, reported last year in numpy ticket #817.
>
> Ralf
>
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> DG
>
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