Difference of 2 histograms

ROOT
1

Dears rooters,

Is there a fast and simple method to make the difference between 2 histograms (h1-h2)?
The 2 histograms have the same number of bins.

thanks a lot in advance :slight_smile:

2

This TH1::Add with “c1 = -1.” or that TH1::Add with “c1 = -1.” or “c2 = -1”.

3

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