latex2.C

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/// \file
/// \ingroup tutorial_graphics
/// \notebook
/// \preview This macro draws 4 Latex-style formula in a canvas and prints the canvas as a Postscript file.
///
/// \macro_image
/// \macro_code
///
/// \author Rene Brun
 
void latex2()
{
   TCanvas *c1 = new TCanvas("c1");
   TLatex l;
   l.SetTextAlign(23);
   l.SetTextSize(0.1);
   l.DrawLatex(0.5, 0.95, "e^{+}e^{-}#rightarrowZ^{0}#rightarrowI#bar{I}, q#bar{q}");
   l.DrawLatex(0.5, 0.75, "|#vec{a}#bullet#vec{b}|=#Sigmaa^{i}_{jk}+b^{bj}_{i}");
   l.DrawLatex(0.5, 0.5, "i(#partial_{#mu}#bar{#psi}#gamma^{#mu}+m#bar{#psi})=0\
   #Leftrightarrow(#Box+m^{2})#psi=0");
   l.DrawLatex(0.5, 0.3, "L_{em}=eJ^{#mu}_{em}A_{#mu} , J^{#mu}_{em}=#bar{I}\
   #gamma_{#mu}I , M^{j}_{i}=#SigmaA_{#alpha}#tau^{#alphaj}_{i}");
   c1->Print("latex2.ps");
}