jacob_j33.F

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!||====================================================================
!||    jacob_j33     ../engine/source/elements/solid/solide8e/jacob_j33.F
!||--- called by ------------------------------------------------------
!||    jacob_f0      ../engine/source/elements/solid/solide8e/jacob_f0.F
!||    s10_icp       ../engine/source/elements/solid/solide4_sfem/s10_icp.F
!||    s10volnodt3   ../engine/source/elements/solid/solide4_sfem/s10volnodt3.F
!||    s4voln_m      ../engine/source/elements/solid/solide4_sfem/s4voln_m.F
!||    s8edefot3     ../engine/source/elements/solid/solide8e/s8edefot3.F
!||    s8zdefot3     ../engine/source/elements/solid/solide8z/s8zdefot3.F
!||====================================================================
      SUBROUTINE jacob_j33(
     1   DET,     AJ1,     AJ2,     AJ3,
     2   AJ4,     AJ5,     AJ6,     AJ7,
     3   AJ8,     AJ9,     NEL)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER, INTENT(IN) :: NEL
C     REAL
      my_real
     .   aj1(*),aj2(*),aj3(*),
     .   aj4(*),aj5(*),aj6(*),
     .   aj7(*),aj8(*),aj9(*),
     .   det(*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C     REAL
C                                                                     12
      my_real
     .   jac_59_68, jac_67_49, jac_48_57,
     .   aj11, aj22, aj33
C-----------------------------------------------
C     JACOBIAN of [AJ]+[1]
C
      DO i=1,nel
       aj11=aj1(i)+one
       aj22=aj5(i)+one
       aj33=aj9(i)+one
       jac_59_68=aj22*aj33-aj6(i)*aj8(i)
       jac_67_49=aj6(i)*aj7(i)-aj4(i)*aj33
       jac_48_57=aj4(i)*aj8(i)-aj22*aj7(i)
C
       det(i)=aj11*jac_59_68+aj2(i)*jac_67_49+aj3(i)*jac_48_57
      ENDDO
C
      RETURN
      END