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Commit | Line | Data |
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0795afa3 | 1 | #include "isajet/pilot.h" |
2 | REAL FUNCTION SSGZG3(XARG) | |
3 | C----------------------------------------------------------------------- | |
4 | C SSGLBF: glss -> ziss + gl | |
5 | C Baer's FUNK - remove masses to simplify | |
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 | REAL XARG | |
14 | DOUBLE PRECISION TOP,BOT,XX,F,MQ,MX,MS,MG | |
15 | C | |
16 | MQ=TMP(1) | |
17 | MX=TMP(2) | |
18 | MS=TMP(3) | |
19 | MG=AMGLSS | |
20 | C | |
21 | XX=XARG | |
22 | TOP=-MG**2*XX*(1.D0-XX)+MS**2*XX+MQ**2*(1.D0-XX) | |
23 | BOT=-MX**2*XX*(1.D0-XX)+MS**2*XX+MQ**2*(1.D0-XX) | |
24 | F=-1.D0-BOT/(MG**2-MX**2)/XX/(1.D0-XX)*DLOG(TOP/BOT) | |
25 | SSGZG3=F | |
26 | RETURN | |
27 | END |