| 21886bb6 |
1 | * |
| 2 | * $Id$ |
| 3 | * |
| 4 | * $Log$ |
| 5 | * Revision 1.1.1.2 1996/10/30 08:29:15 cernlib |
| 6 | * Version 7.04 |
| 7 | * |
| 8 | * Revision 1.1.1.1 1996/04/12 15:29:29 plothow |
| 9 | * Version 7.01 |
| 10 | * |
| 11 | * |
| 12 | #include "pdf/pilot.h" |
| 13 | SUBROUTINE RXDV (X,QQ,XDV) |
| 14 | C....................................................................... |
| 15 | C. |
| 16 | C. DV |
| 17 | C. |
| 18 | C....................................................................... |
| 19 | #include "pdf/impdp.inc" |
| 20 | #include "pdf/expdp.inc" |
| 21 | + BBETA |
| 22 | DATA XLAM /0.50D00/, Q0/2.1D0/, Q00/1.8D0/ |
| 23 | DATA ONED/1.D0/, THRED/3.D0/ |
| 24 | IF(QQ.LT.Q0) QQ=Q0 |
| 25 | S=LOG(QQ/XLAM**2)/LOG(Q00/XLAM**2) |
| 26 | S=LOG(S) |
| 27 | ETA3=0.85D00-0.24D00*S |
| 28 | ETA4=3.35D00+0.816D00*S |
| 29 | XDV=(X**ETA3)*((ONED-X)**ETA4)/BBETA(ETA3,ONED+ETA4) |
| 30 | RETURN |
| 31 | END |
git://git.uio.no / u / mrichter / AliRoot.git / blame