Hi Xiaorong,
Suppose TH2D *h1, *h2
If you want to keep h1 and h2 unmodified, do
TH2D *h3 = (TH2D*)h1->Clone("h3");
h3->Divide(h2);
Now h3 is teh result of dividing h1 by h2
All the histogram operations are in the base class TH1
Rene Brun
On Wed, 8 May 2002, Xiaorong Wang wrote:
> Dear Rooter expert,
>
> I have two two dimensional histograms, can I get the ratio between them
> then get another one two dimensional histogram?
>
> I tried to take the ratio individually, so i got two one dimensional
> histogram, but I lost the correlation between these two axes.
> so, how can I take the ratio and at same time keep the correlation
> between two axes?
>
> Thanks in advance,
>
> Xiaorong Wang
>
>
>
This archive was generated by hypermail 2b29 : Sat Jan 04 2003 - 23:50:52 MET