[ROOT] Erf and Erfc behavior...

From: KOSU_FOKIN@garbo.lucas.lu.se
Date: Fri Jul 07 2000 - 12:26:26 MEST

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Hej !

could you tell what is the meaning of Erf and Erfc functions in ROOT
TMath? If it is 1/sqrt(2pi) I exp(-1/2t^2) dt and integral is taken
from minus infinity to x, then ROOT gives not right answers with its
Chebishev fit.

Regards,
Anton

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