[SciPy-dev] [mailinglist] Ticket 709
Nils Wagner
nwagner at iam.uni-stuttgart.de
Fri Jul 25 09:52:08 EDT 2008
On Fri, 25 Jul 2008 15:34:16 +0200
Uwe Schmitt <uschmitt at mineway.de> wrote:
> Nils Wagner schrieb:
>> Hi all,
>>
>> Can someone reproduce the bug
>> http://scipy.org/scipy/scipy/ticket/709 ?
>>
> Yes, I got the same result.
> I condensed the code to the following
> code:
>
> from base64 import b64decode
> from numpy import loads
> from scipy.linalg import eig
>
> Abin='gAJjbnVtcHkuY29yZS5tdWx0aWFycmF5Cl9yZWNv'\
> 'bnN0cnVjdApxAWNudW1weQpuZGFycmF5CnECSwCF'\
> 'VQFih1JxAyhLAUsQhWNudW1weQpkdHlwZQpxBFUC'\
> 'ZjhLAEsBh1JxBShLA1UBPE5OTkr/////Sv////9L'\
> 'AHRiiVWAAAAAAAAA8D8AAAAAAAAAAAAAAAAAAAAA'\
> 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAPA/AAAAAAAA'\
> 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4juM4'\
> 'juMYwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA'\
> 'AAAAAACAOI7jOI7jGMB0Yi4='
>
>
> Bbin='gAJjbnVtcHkuY29yZS5tdWx0aWFycmF5Cl9yZWNv'\
> 'bnN0cnVjdApxAWNudW1weQpuZGFycmF5CnECSwCF'\
> 'VQFih1JxAyhLAUsQhWNudW1weQpkdHlwZQpxBFUC'\
> 'ZjhLAEsBh1JxBShLA1UBPE5OTkr/////Sv////9L'\
> 'AHRiiVWAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPA/'\
> 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA'\
> 'AAAAAAAAAADwPwAAAAAAAPA/AAAAAAAAAAAAAAAA'\
> 'AAAAAKuqqqqqqgrAAAAAAAAAAAAAAAAAAADwP6uq'\
> 'qqqqqgpAAAAAAAAAAAB0Yi4='
>
> A= loads(b64decode(Abin)).reshape(4,4)
> B= loads(b64decode(Bbin)).reshape(4,4)
>
> print A
> print
> print B
>
> print eig(A,B)
>
> numpy is 1.0.4
> scipy is 0.6.0
>
> Greetings, Uwe
>
>> The eigencurves should be smooth.
>>
>> Nils
>>
>>
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>>
>>
>
>
> --
> Dr. rer. nat. Uwe Schmitt
>F&E Mathematik
>
> mineway GmbH
> Science Park 2
> D-66123 Saarbrücken
>
> Telefon: +49 (0)681 8390 5334
> Telefax: +49 (0)681 830 4376
>
> uschmitt at mineway.de
> www.mineway.de
>
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> Amtsgericht Saarbrücken HRB 12339
>
>
I found an old entry
http://projects.scipy.org/scipy/scipy/ticket/224
David, please can you comment on that.
Nils
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