{
  
  TCanvas *c1  = new TCanvas("c1","c1",600,600);
  TH1F *h = new TH1F("h","",20,-5,5);
  h->FillRandom("gaus");
  h->Fit("gaus");
  h->GetFunction("gaus")->SetLineStyle(9);
  c1->SaveAs("SaveAsQuestion.gif");
  c1->SaveAs("SaveAsQuestion.png");
  c1->SaveAs("SaveAsQuestion.eps");
}