RE: Re: About a formula

Hi FengRong

can you send me the ps file of the plot which you have drawn. I just want to compare this result with mine.

regards
irfan

-----Original Message-----
From: Zhu FengRong [mailto:zhufr_at_mail.ihep.ac.cn] Sent: Thu 10/12/2006 12:42 PM
To: Muhammad Asghar; roottalk_at_pcroot.cern.ch Subject: Re: [ROOT] About a formula  

Hi Muhammad,

         It runs OK in my SLC systerm like attached figure. On Thu, 12 Oct 2006 10:40:30 +0200, Muhammad Asghar wrote
> Hi Rene
>
> I am trying to plot a formula which is
>
> S = 3/2 * [ 0.703 * (Sin(x)/1.414)^2 + 0.297 * ((1-Cos(x))/2)^2 +
> ((1+Cos(x))/2)^2 ].
>
> I have tried to use the
>
> root[]TF1 f1("polarization","(3/2)*(0.703*(sin(x)/(1.414)^2))+(3/2)
> *(0.297*((((1-cos(x))/2)^2)))+(3/2)*(((1+cos(x))/2)^2)",-1,1);
>
> root[] f1->Draw();
>
> The final limit -1 and 1 are related to Cos(x).
>
> When I Draw this function it does not gives the exact result. I have
> attached the exact result in the attached file with the name "picture1"
>
> please check is whether it is implemented correctly or there is some
> mistake.
>
> regards
> Irfan

with best wishes,
Fengrong Zhu
Institute of High Energy Physics,
C.A.S P.R.C
zhufr_at_ihep.ac.cn
--
Open WebMail Project (http://openwebmail.org) Received on Thu Oct 12 2006 - 14:05:59 MEST