Re: [fluka-discuss]: Problem with E kinematic

From: babintsev <babintsev_at_ihep.ru>
Date: Mon, 9 Aug 2021 08:55:01 +0300

   Sorry to answer to my own mail :

   the problem is solved :

   I used construction :

    REAL PMAS
         IF (JTRACK .LT. -6) THEN
            PMAS = AMNHEA (-JTRACK)
         ELSE
            PMAS = AM (JTRACK)
         END IF

   Now replace REAl --> REAL(8)
   and E kinematic  > 0  now

  Vladimir


07.08.2021 14:30, babintsev пишет:
> Dear experts,
> these days I have met strange situation:
>
>  my program does not work : arithmetic error
>  BUT 1-2 months ago this program worked very well... !
>  - the same program  and the same FLUKA version !
>
>
>  With gdb help I observed the following :
>   E kinematic = Etotal - M < 0 !  -> for neutrons (very slow neutrons)
>
>   and there are a lot of such cases...
>
>  Can you please give some explanation :
>
>  1) how is it possible ? program worked before ...?
>  2) could you please give correct definition of Ekinematic ?
>
>  thank you
>  Vladimir
>
> //========================
>

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Received on Mon Aug 09 2021 - 09:34:00 CEST

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