void Vectors2()
{
//=========Macro generated from canvas: Canvas_1/Canvas_1
//=========  (Fri Dec 21 11:36:47 2018) by ROOT version6.05/02
   TCanvas *Canvas_1 = new TCanvas("Canvas_1", "Canvas_1",460,353,959,564);
   Canvas_1->Range(0,0,1,1);
   Canvas_1->SetFillColor(0);
   Canvas_1->SetBorderMode(0);
   Canvas_1->SetBorderSize(2);
   Canvas_1->SetFrameBorderMode(0);
   TArrow *arrow = new TArrow(0.2351097,0.6152344,0.4890282,0.7753906,0.02,"->-");
   arrow->SetFillColor(1);
   arrow->SetFillStyle(1001);
   arrow->SetLineWidth(2);
   arrow->Draw();
   arrow = new TArrow(0.2351097,0.6171875,0.3573668,0.8710938,0.02,">");
   arrow->SetFillColor(1);
   arrow->SetFillStyle(1001);
   arrow->SetLineWidth(2);
   arrow->Draw();
   arrow = new TArrow(0.3552769,0.8710938,0.4890282,0.7734375,0.02,">");
   arrow->SetFillColor(1);
   arrow->SetFillStyle(1001);
   arrow->SetLineWidth(2);
   arrow->Draw();
   
   TEllipse *ellipse = new TEllipse(0.2967607,0.6742268,0.04,0.08,10,80,0);
   ellipse->SetNoEdges();
   ellipse->Draw();
   TLatex *   tex = new TLatex(0.3772205,0.6289062,"P");
   tex->SetTextSize(0.05286344);
   tex->SetLineWidth(2);
   tex->Draw();
      tex = new TLatex(0.3458725,0.7445415,"\\theta");
   tex->SetLineWidth(2);
   tex->Draw();
      tex = new TLatex(0.2758621,0.7988281,"E_{1}");
   tex->SetLineWidth(2);
   tex->Draw();
      tex = new TLatex(0.4451411,0.8535156,"E_{2}");
   tex->SetLineWidth(2);
   tex->Draw();
   Canvas_1->Modified();
   Canvas_1->cd();
   Canvas_1->SetSelected(Canvas_1);
   Canvas_1->ToggleToolBar();
    
    Canvas_1->SaveAs("Vectors2.pdf");
}