testSpecFuncGamma.cxx File Reference

#include <iostream>
#include <fstream>
#include <vector>
#include <cmath>
#include <TMath.h>
#include <Math/SpecFuncMathCore.h>
#include <TApplication.h>
#include <TCanvas.h>
#include <TH2F.h>
#include <TGraph.h>
#include <TLegend.h>

Go to the source code of this file.

Functions
TGraph *	drawPoints (Double_t x[], Double_t y[], int color, int style=1)
int	testSpecFuncGamma ()
int	main (int argc, char **argv)
Variables
const double	ERRORLIMIT = 1E-8
const double	MIN = -2.5
const double	MAX = +2.5
const double	INCREMENT = 0.01
const int	ARRAYSIZE = (int) (( MAX - MIN ) / INCREMENT) + 1
bool	showGraphics = true

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Function Documentation

TGraph* drawPoints	(	Double_t	x[],
		Double_t	y[],
		int	color,
		int	style = 1
	)

Definition at line 27 of file testSpecFuncGamma.cxx.

References ARRAYSIZE, and g.

int main	(	int	argc,
		char **	argv
	)

Definition at line 141 of file testSpecFuncGamma.cxx.

References TApplication::Run(), and testSpecFuncGamma().

int testSpecFuncGamma

(

)

Definition at line 38 of file testSpecFuncGamma.cxx.

References a, TLegend::AddEntry(), ARRAYSIZE, c1, TH1::Draw(), TLegend::Draw(), drawPoints(), E, ERRORLIMIT, ROOT::Math::fabs(), TMath::Gamma(), hpx, i, ROOT::Math::inc_gamma(), INCREMENT, kFALSE, legend, ROOT::Math::lgamma(), TMath::LnGamma(), MAX, MIN, TH1::SetStats(), TCanvas::Show(), ROOT::Math::tgamma(), and x.

Referenced by main().

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Variable Documentation

const int ARRAYSIZE = (int) (( MAX - MIN ) / INCREMENT) + 1

Definition at line 21 of file testSpecFuncGamma.cxx.

const double ERRORLIMIT = 1E-8

Definition at line 17 of file testSpecFuncGamma.cxx.

const double INCREMENT = 0.01

Definition at line 20 of file testSpecFuncGamma.cxx.

const double MAX = +2.5

Definition at line 19 of file testSpecFuncGamma.cxx.

const double MIN = -2.5

Definition at line 18 of file testSpecFuncGamma.cxx.

bool showGraphics = true

Definition at line 23 of file testSpecFuncGamma.cxx.

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