20 lines
601 B
C
20 lines
601 B
C
void f_r()
|
|
{
|
|
TCanvas *c1 = new TCanvas("c1", "c1", 800, 600);
|
|
TF1 *fr = new TF1("fr", "TMath::Sqrt(2.0/TMath::Pi())*1.0/TMath::Power(x, 2.0)*TMath::Exp(-0.5/TMath::Power(x, 2.0))", 0.0, 10);
|
|
fr->SetNpx(1500);
|
|
fr->GetXaxis()->SetTitle("#it{r}");
|
|
fr->GetXaxis()->SetTitleSize(0.05);
|
|
fr->GetXaxis()->SetTitleOffset(0.8);
|
|
fr->GetXaxis()->CenterTitle(kTRUE);
|
|
fr->GetYaxis()->SetTitle("#it{f(r)}");
|
|
fr->GetYaxis()->SetTitleSize(0.05);
|
|
fr->GetYaxis()->SetTitleOffset(0.8);
|
|
fr->GetYaxis()->CenterTitle(kTRUE);
|
|
fr->SetTitle("");
|
|
fr->SetLineColor(4);
|
|
fr->Draw();
|
|
|
|
c1->SetGrid();
|
|
}
|