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KRLInverseBeta.cc File Reference

#include "KRLInverseBeta.hh"
#include "stdio.h"

Include dependency graph for KRLInverseBeta.cc:

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Functions
Double_t	gKRLDSigmaByDCosTheta (Double_t *x, Double_t *a)
	global function to allow calls from a TF1.
Double_t	gKRLSigmaTotal (Double_t *x, Double_t *a)

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Function Documentation

Double_t gKRLDSigmaByDCosTheta	(	Double_t *	x,
		Double_t *	a
	)

global function to allow calls from a TF1.

This is necessary to use the gaussian quadrature method built into TF1 dsig/dcos(theta)

Definition at line 129 of file KRLInverseBeta.cc.

                                                        {
  Double_t cosTheta = x[0];
  Double_t enu = a[0];
  //  if( gInverseBeta==NULL ) gInverseBeta = new KRLInverseBeta();
  //  return gInverseBeta->DSigDCosTh(enu, cosTheta);

  KRLInverseBeta* gInverseBeta = new KRLInverseBeta();
  double value = gInverseBeta->DSigDCosTh(enu, cosTheta);
  delete gInverseBeta;

  return value;
}

Double_t gKRLSigmaTotal	(	Double_t *	x,
		Double_t *	a
	)

Definition at line 145 of file KRLInverseBeta.cc.

                                                 {
  // a not used
  // x[0] = neutrino energy (MeV)
  //  if( gInverseBeta==NULL ) gInverseBeta = new KRLInverseBeta();
  //return gInverseBeta->SigmaTot(x[0]);

  KRLInverseBeta* gInverseBeta = new KRLInverseBeta();
  double value = gInverseBeta->SigmaTot(x[0]);
  delete gInverseBeta;

  return value;
}

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