CMSSW Reference Manual

List of all members.


Public Types
enum	{ arguments = 2 }
enum	{ parameters = 3 }
Public Member Functions
double	operator() (const int x_min, const int x_max) const
void	setParameters (double l, double a, double b)
	ZMuMuBackNorm (const Exponential &expo, const Polynomial< 2 > &pol)
	ZMuMuBackNorm (double l, double a, double b)
	ZMuMuBackNorm (boost::shared_ptr< double > l, boost::shared_ptr< double > a, boost::shared_ptr< double > b)
Public Attributes
boost::shared_ptr< double >	a1
boost::shared_ptr< double >	a2
boost::shared_ptr< double >	lambda
Private Attributes
Exponential	expo_
Polynomial< 2 >	pol_

Detailed Description

Member Enumeration Documentation

anonymous enum

Enumerator:

arguments

Definition at line 12 of file ZMuMuBackNorm.h.

00012 { arguments = 2 };

anonymous enum

Enumerator:

parameters

Definition at line 13 of file ZMuMuBackNorm.h.

00013 { parameters = 3 };

Constructor & Destructor Documentation

function::ZMuMuBackNorm::ZMuMuBackNorm	(	boost::shared_ptr< double >	l,
		boost::shared_ptr< double >	a,
		boost::shared_ptr< double >	b
	)			`[inline]`

Definition at line 14 of file ZMuMuBackNorm.h.

References expo_, lambda, and pol_.

00014                                                                                                   :
00015       lambda(l), a1(a), a2(b), 
00016       expo_(-(*l)), 
00017       pol_(-pow(*l, 2)- (*l) * (*a) - 2 * (*b), -pow(*l, 2) * (*a) - 2 * (*l) * (*b), -pow(*l, 2) * (*b)) {}
    ZMuMuBackNorm(double l, double a, double b):

function::ZMuMuBackNorm::ZMuMuBackNorm	(	double	l,
		double	a,
		double	b
	)			`[inline]`

Definition at line 18 of file ZMuMuBackNorm.h.

References expo_, lambda, and pol_.

00018                                                : 
00019       lambda(new double(l)), a1(new double(a)), a2(new double(b)), 
00020       expo_(-l), pol_(-pow(l, 2)-l*a-2*b, -pow(l, 2)*a-2*l*b, -pow(l, 2)*b) {}

function::ZMuMuBackNorm::ZMuMuBackNorm	(	const Exponential &	expo,
		const Polynomial< 2 > &	pol
	)			`[inline]`

Definition at line 21 of file ZMuMuBackNorm.h.

References expo_, and pol_.

00021 : expo_(expo), pol_(pol) { }

Member Function Documentation

double function::ZMuMuBackNorm::operator()	(	const int	x_min,
		const int	x_max
	)			const `[inline]`

Definition at line 22 of file ZMuMuBackNorm.h.

References expo_, function::l, and pol_.

00022                                                               {
00023       double l = - (*(expo_.lambda)); //the exponential is constructed as negative!!
00024       double l3inv = 1/(l*l*l);
00025       double N1 = expo_(x_max)*l3inv * pol_(x_max);
00026       double N2 = expo_(x_min)*l3inv * pol_(x_min);
00027       return 1/(N1 - N2);
00028     }

void function::ZMuMuBackNorm::setParameters	(	double	l,
		double	a,
		double	b
	)			`[inline]`

Definition at line 29 of file ZMuMuBackNorm.h.

References expo_, l2, pol_, and setParameters().

Referenced by function::ZMuMuNormalBack::setParameters(), and setParameters().

00029                                                      { 
00030       expo_.setParameters(-l);
00031       double l2 = l*l;
00032       pol_.setParameters(-l2-l*a-2*b, -l2*a-2*l*b, -l2*b);
00033     }