source: Sophya/trunk/SophyaExt/CodeMinuit/code/mnrazz.F@ 3005

Last change on this file since 3005 was 2403, checked in by cmv, 22 years ago

Creation du module de code source de MINUIT (CERNLIB) extrait par CMV

cmv 11/06/2003
File size: 1.4 KB
Line 
1*
2* $Id: mnrazz.F,v 1.1.1.1 2003-06-11 14:18:29 cmv Exp $
3*
4* $Log: not supported by cvs2svn $
5* Revision 1.1.1.1 1996/03/07 14:31:31 mclareni
6* Minuit
7*
8*
9#include "minuit/pilot.h"
10 SUBROUTINE MNRAZZ(YNEW,PNEW,Y,JH,JL)
11#include "minuit/d506dp.inc"
12CC Called only by MNSIMP (and MNIMPR) to add a new point
13CC and remove an old one from the current simplex, and get the
14CC estimated distance to minimum.
15CC
16#include "minuit/d506cm.inc"
17 DIMENSION PNEW(*), Y(*)
18 DO 10 I=1,NPAR
19 10 P(I,JH) = PNEW(I)
20 Y(JH)=YNEW
21 IF(YNEW .LT. AMIN) THEN
22 DO 15 I=1,NPAR
23 15 X(I) = PNEW(I)
24 CALL MNINEX(X)
25 AMIN = YNEW
26 CSTATU = 'PROGRESS '
27 JL=JH
28 ENDIF
29 JH = 1
30 NPARP1 = NPAR+1
31 20 DO 25 J=2,NPARP1
32 IF (Y(J) .GT. Y(JH)) JH = J
33 25 CONTINUE
34 EDM = Y(JH) - Y(JL)
35 IF (EDM .LE. ZERO) GO TO 45
36 DO 35 I= 1, NPAR
37 PBIG = P(I,1)
38 PLIT = PBIG
39 DO 30 J= 2, NPARP1
40 IF (P(I,J) .GT. PBIG) PBIG = P(I,J)
41 IF (P(I,J) .LT. PLIT) PLIT = P(I,J)
42 30 CONTINUE
43 DIRIN(I) = PBIG - PLIT
44 35 CONTINUE
45 40 RETURN
46 45 WRITE (ISYSWR, 1000) NPAR
47 GO TO 40
48 1000 FORMAT (' FUNCTION VALUE DOES NOT SEEM TO DEPEND ON ANY OF THE',
49 + I3,' VARIABLE PARAMETERS.' /10X,'VERIFY THAT STEP SIZES ARE',
50 + ' BIG ENOUGH AND CHECK FCN LOGIC.'/1X,79(1H*)/1X,79(1H*)/)
51 END
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