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[u/mrichter/AliRoot.git] / ISAJET / isasusy / sswzf2.F
1 #include "isajet/pilot.h"
2         REAL FUNCTION SSWZF2(QQ)
3 C-----------------------------------------------------------------------
4 C          SSWZBF: wiss -> zjss f fbar
5 C          Baer's PSIFUN
6 C-----------------------------------------------------------------------
7 #if defined(CERNLIB_IMPNONE)
8       IMPLICIT NONE
9 #endif
10 #include "isajet/sssm.inc"
11 #include "isajet/sspar.inc"
12 #include "isajet/sstmp.inc"
13 C
14       REAL QQ
15       DOUBLE PRECISION M1,M2,M3,PI,Q
16       DATA PI/3.14159265D0/
17 C
18       Q=QQ
19       M1=TMP(1)
20       M2=TMP(2)
21       M3=TMP(3)
22 C
23       SSWZF2=PI**2*M1*Q*Q*(M1**2-2*M1*Q-M3**2)**2/
24      $(M1**2-2*M1*Q-M2**2)**2/(M1**2-2*M1*Q)
25       RETURN
26       END