CGEM BOSS 6.6.5.h
BESIII Offline Software System
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EvtHelSys.cc File Reference
#include "EvtGenBase/EvtPatches.hh"
#include <iostream>
#include <math.h>
#include <fstream>
#include <stdio.h>
#include <stdlib.h>
#include <sys/stat.h>
#include <strstream>
#include "EvtGenBase/EvtParticle.hh"
#include "EvtGenBase/EvtVector4R.hh"
#include "EvtGenBase/EvtVector3R.hh"
#include "EvtGenBase/EvtReport.hh"
#include "EvtGenBase/EvtCPUtil.hh"
#include "EvtGenBase/EvtHelSys.hh"
#include "EvtGenBase/EvtKine.hh"
#include "EvtGenBase/EvtdFunction.hh"

Go to the source code of this file.

Functions

double djmn (int j, int m, int n, double theta)
 
double djmn (double j, double m, double n, double theta)
 
EvtComplex Djmn (int j, int m, int n, double phi, double theta, double gamma)
 
EvtComplex Djmn (double j, double m, double n, double phi, double theta, double gamma)
 

Function Documentation

◆ Djmn() [1/2]

EvtComplex Djmn ( double j,
double m,
double n,
double phi,
double theta,
double gamma )

Definition at line 165 of file EvtHelSys.cc.

165 {
166int j2=(int)(j*2*1.1),m2=(int)(m*2*1.1),n2=(int)(n*2*1.1);
167EvtComplex gp(cos(-phi*m ), -sin(phi*m));
168EvtComplex gm(cos(-gamma*n), -sin(gamma*n));
169double tp3=EvtdFunction::d(j2,m2,n2,theta);
170EvtComplex temp=gp * tp3 * gm;
171return temp;
172}
double sin(const BesAngle a)
Definition BesAngle.h:210
double cos(const BesAngle a)
Definition BesAngle.h:213
const Int_t n
int n2
Definition SD0Tag.cxx:55
static double d(int j, int m1, int m2, double theta)

◆ Djmn() [2/2]

EvtComplex Djmn ( int j,
int m,
int n,
double phi,
double theta,
double gamma )

Definition at line 151 of file EvtHelSys.cc.

151 {
152int j2=j*2,m2=m*2,n2=n*2;
153EvtComplex gp(cos(-phi*m ), -sin(phi*m));
154EvtComplex gm(cos(-gamma*n), -sin(gamma*n));
155double tp3=EvtdFunction::d(j2,m2,n2,theta);
156
157//EvtComplex temp=wignerD(j2,m2,n2,phi,theta,gamma); //wignerD is corrected by pingrg, 2007,04,28, it gives the same result as this definition
158
159EvtComplex temp=gp * tp3 * gm;
160
161return temp;
162}

Referenced by rhopifull::amps1(), VVS::amps1(), EvtAV2GV::decay(), EvtChi1BB1::decay(), EvtChi1BB2::decay(), EvtChi2BB1::decay(), EvtChi2BB2::decay(), EvtDeBD::decay(), EvtHelPPJ::decay(), EvtHypWK::decay(), EvtJ2BB1::decay(), EvtJ2BB2::decay(), EvtJ2BB3::decay(), EvtJPE::decay(), EvtJTO3P::decay(), EvtP2GC0::decay(), EvtP2GC1::decay(), EvtP2GC2::decay(), EvtSPL::decay(), and EvtT2GV::decay().

◆ djmn() [1/2]

double djmn ( double j,
double m,
double n,
double theta )

Definition at line 144 of file EvtHelSys.cc.

144 {
145int j2=(int)(j*2*1.1),m2=(int)(m*2*1.1),n2=(int)(n*2*1.1);
146double temp=EvtdFunction::d(j2,m2,n2,theta);
147return temp;
148}

◆ djmn() [2/2]

double djmn ( int j,
int m,
int n,
double theta )

Definition at line 138 of file EvtHelSys.cc.

138 {
139int j2=j*2,m2=m*2,n2=n*2;
140double temp=EvtdFunction::d(j2,m2,n2,theta);
141return temp;
142}