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mnrn15.F@ 2863

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Last change on this file since 2863 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: 912 bytes

Rev	Line
[2403]	1	*
	2	* $Id: mnrn15.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 MNRN15(VAL,INSEED)
	11	#include "minuit/d506dp.inc"
	12	C This is a super-portable random number generator.
	13	C It should not overflow on any 32-bit machine.
	14	C The cycle is only ~10**9, so use with care!
	15	C Note especially that VAL must not be undefined on input.
	16	C Set Default Starting Seed
	17	PARAMETER (THREE=3.0)
	18	DATA ISEED/12345/
	19	IF (VAL .EQ. THREE) GO TO 100
	20	C
	21	INSEED = ISEED
	22	K = ISEED/53668
	23	ISEED = 40014(ISEED-K53668) - K*12211
	24	IF (ISEED .LT. 0) ISEED = ISEED + 2147483563
	25	VAL = REAL(ISEED) * 4.656613E-10
	26	RETURN
	27	C "entry" to set seed, flag is VAL=3.
	28	100 ISEED = INSEED
	29	RETURN
	30	END

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