doc/v624/latex3_8C.html

void latex3() {


   TCanvas *c1 = new TCanvas("c1");

   TPaveText *pt = new TPaveText(.05,.1,.95,.8);


   pt->AddText("#frac{2s}{#pi#alpha^{2}}  #frac{d#sigma}{dcos#theta} \

   (e^{+}e^{-} #rightarrow f#bar{f} ) = #left| #frac{1}{1 - #Delta#alpha} \

   #right|^{2} (1+cos^{2}#theta)");


   pt->AddText("+ 4 Re #left{ #frac{2}{1 - #Delta#alpha} #chi(s) \

   #[]{#hat{g}_{#nu}^{e}#hat{g}_{#nu}^{f} \

(1 + cos^{2}#theta) + 2 #hat{g}_{a}^{e}#hat{g}_{a}^{f} cos#theta) } #right}");


   pt->AddText("+ 16#left|#chi(s)#right|^{2}\

 #left[(#hat{g}_{a}^{e}^{2} + #hat{g}_{v}^{e}^{2})\

 (#hat{g}_{a}^{f}^{2} + #hat{g}_{v}^{f}^{2})(1+cos^{2}#theta)\

 + 8 #hat{g}_{a}^{e} #hat{g}_{a}^{f} #hat{g}_{v}^{e} \

 #hat{g}_{v}^{f}cos#theta#right] ");


   pt->SetLabel("Born equation");

   pt->Draw();

}

TCanvas
The Canvas class.
Definition TCanvas.h:23

TPaveText
A Pave (see TPave) with text, lines or/and boxes inside.
Definition TPaveText.h:21

TPaveText::AddText
virtual TText * AddText(Double_t x1, Double_t y1, const char *label)
Add a new Text line to this pavetext at given coordinates.
Definition TPaveText.cxx:183

TPaveText::Draw
virtual void Draw(Option_t *option="")
Draw this pavetext with its current attributes.
Definition TPaveText.cxx:234

TPaveText::SetLabel
virtual void SetLabel(const char *label)
Definition TPaveText.h:62

pt
TPaveText * pt
Definition entrylist_figure1.C:7

c1
return c1
Definition legend1.C:41