Revision 9a9e5b4cf3f43c391212ffc2c292ca1ffdba8767 authored by Unknown Author on 08 May 2006, 14:01:31 UTC, committed by Unknown Author on 08 May 2006, 14:01:31 UTC
git-svn-id: http://root.cern.ch/svn/root/tags/v5-11-02@14953 27541ba8-7e3a-0410-8455-c3a389f83636
1 parent 28e762f
mathcoreStatFunc.C
// Example macro describing how to use the different probability
// density functions in ROOT. The macro shows four of them with
// respect to their two variables. In order to run the macro type:
//
// root [0] .x mathcoreStatFunc.C
//
// Author: Andras Zsenei
void mathcoreStatFunc() {
gSystem->Load("libMathCore");
TF2 *f1a = new TF2("f1a","ROOT::Math::cauchy_pdf(x, y)",0,10,0,10);
TF2 *f2a = new TF2("f2a","ROOT::Math::chisquared_pdf(x,y)",0,20, 0,20);
TF2 *f3a = new TF2("f3a","ROOT::Math::gaussian_pdf(x,y)",0,10,0,5);
TF2 *f4a = new TF2("f4a","ROOT::Math::tdistribution_pdf(x,y)",0,10,0,5);
TCanvas *c1 = new TCanvas("c1","c1",1000,750);
c1->Divide(2,2);
c1->cd(1);
f1a->Draw("surf1");
c1->cd(2);
f2a->Draw("surf1");
c1->cd(3);
f3a->Draw("surf1");
c1->cd(4);
f4a->Draw("surf1");
}
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