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migrad() ignores limits???

Open GoogleCodeExporter opened this issue 10 years ago • 7 comments
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Hi, it seems that migrad() ignores a pre-defined limit -- or I do not know
how to set it properly.

Example:

fitter = minuit.Minuit(chi2)
fitter.limits['k'] = (0.0001,5.)   # so 'k' should be inside [0.0001,5]?
fitter.migrad()

print fitter.values
{'k': -0.063252887650227116, 'zp': 22.130823824765077, 'gamma':
1.2702726579451527}

What am I doing wrong???

I am using pyminuit-1.0.1.tgz on a Debian Etch system (Python 2.4.4)

Any suggestion is very much apprechiated!
Marcus

Original issue reported on code.google.com by [email protected] on 22 Feb 2008 at 12:38

GoogleCodeExporter avatar Mar 15 '15 22:03 GoogleCodeExporter