Hi Min Jeong,
Currently TCUT supports only the boolean operators && and ||.
I agree that it would be nice to also support the * operator.
We will implement this.
Rene Brun
Minjeong Kim wrote:
>
> Hello,
>
> I have a problem to weight my histogram with function. I work with ROOT
> 23/11 and KCC. My function is third polynomial function with four
> parameters.
>
> A0 : 0.8409, A1 : 0.5085, A2 : 0.1611, A3 : -383.4
>
> Also I use several cut definitions :
>
> TCut EVNT = "(nsgl<1)&&(nsgl==1)" ;
> TCut CMUP = "(sgltyp1==20)&&(detcmuo==3)" ;
>
> My first question is whether this is possible in present ROOT version
> or not. If this is possible, how?
>
> My histogram is filled from ntuple and pt is one of variables of my
> ntuple. I hoped next line worked, but it's not. I can feel this is
> wrong, but actually I don't know how to fix.
>
> h400->Draw("taupt>>histogram",
> "(0.8409+0.5085/pt+0.1611/(pt)**2-383.4/(pt)**3)"*(EVNT&&CMUP),"goff");
>
> Can you give me some advice?
> Thanks in advance.
>
> Min Jeong
> ================================
> Min Jeong Kim (CDF/KHCL)
> E-mail : mjkim@fnal.gov
> Office : CDF 137-B (X8473)
> ================================
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