_ROOT Version:6.20.00
It seem the TGraphErrors automatically delete the point with ey==0 when calculating the chi2 and ndf after fitting.
Could someone help find the source code in root?
_ROOT Version:6.20.00
It seem the TGraphErrors automatically delete the point with ey==0 when calculating the chi2 and ndf after fitting.
Could someone help find the source code in root?
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