prodmat.F

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C This subroutines computes C(NEL,3,3) which is the product [C] = [A][B]
!||====================================================================
!||    prodmat       ../engine/source/materials/tools/prodmat.F
!||--- called by ------------------------------------------------------
!||    calcmatb      ../engine/source/materials/mat/mat100/calcmatb.F
!||    polystress2   ../engine/source/materials/mat/mat100/sigpoly.F
!||    polystrest2   ../engine/source/materials/mat/mat100/sigpoly.F
!||    sigeps100     ../engine/source/materials/mat/mat100/sigeps100.F90
!||    sigeps42      ../engine/source/materials/mat/mat042/sigeps42.F
!||    sigeps95      ../engine/source/materials/mat/mat095/sigeps95.F
!||====================================================================
      SUBROUTINE prodmat(A, B, C, NEL)
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
      INTEGER NEL, I, J, K, N
      my_real   a(nel,3, 3), b(nel,3, 3), c(nel,3, 3)
C
      DO i = 1, 3
         DO j = 1, 3
             DO n =1, nel
               c(n,i,j) = zero
             ENDDO
         ENDDO
      ENDDO
      DO i = 1, 3
         DO j = 1, 3
            DO k = 1, 3
             DO n =1, nel
               c(n,i,j) = c(n,i,j) + a(n,i,k) * b(n,k,j)
             ENDDO
            ENDDO
         ENDDO
      ENDDO
C
      RETURN
      END