This seems to be a bug in ROOT (the numbers on the “z” scale, i.e. on the color palette, are wrong in “Logz” mode) and it seems to be closely related to How plot only fit result of the TGraph?
This seems to be a bug in ROOT (the numbers on the “z” scale, i.e. on the color palette, are wrong in “Logz” mode) and it seems to be closely related to How plot only fit result of the TGraph?