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• For beta>27 solution does not exist...

Equatorial region

Problem with two roots is resolved for EQU region; sign of the root is selected the same as sign of parameter B;

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• For |beta|>45 >~48 solution does not exist ..for entire range of x

Fit results for peak list from Meng

Equatorial region

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Arc region (

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positive root)

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Arc region (

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negative root)

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