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FlatBackground can end up subtracting infinity from a spectrum, leading to nans #1668

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mantid-builder opened this issue Aug 14, 2009 · 1 comment
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FlatBackground can end up subtracting infinity from a spectrum, leading to nans #1668

mantid-builder opened this issue Aug 14, 2009 · 1 comment
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Iteration 19

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Original Reporter: Russell Taylor

In the example seen, there was a solitary count in one of the bins within the region being fitted to in FlatBackground. gsl reports the following fit as a success:

The fit succeeded, giving y = -1.#IND + -1.#IND*x, with a Chi^2 of -1.#IND
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This issue was originally trac ticket 820

@mantid-builder mantid-builder added this to the Iteration 19 milestone Jun 3, 2015
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