prodAAT.F File Reference

#include "implicit_f.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	prodaat (a, c, nel)

Function/Subroutine Documentation

prodaat()

subroutine prodaat	(	intent(in)	a,
		intent(out)	c,
		integer, intent(in)	nel )

Definition at line 33 of file prodAAT.F.

C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
      INTEGER,  INTENT(IN) ::  NEL
      my_real,  DIMENSION(NEL,3, 3),INTENT(IN) ::  a
      my_real,  DIMENSION(NEL,3, 3),INTENT(OUT) :: c 
C
      INTEGER  I
C-----------------------------------------------
      DO i =1, nel                                      
        c(i,1,1) = a(i,1,1)**2 + a(i,1,2)**2 + a(i,1,3)**2
        c(i,2,2) = a(i,2,1)**2 + a(i,2,2)**2 + a(i,2,3)**2
        c(i,3,3) = a(i,3,1)**2 + a(i,3,2)**2 + a(i,3,3)**2
        c(i,1,2) = a(i,1,1)*a(i,2,1) + a(i,1,2)*a(i,2,2) + a(i,1,3)*a(i,2,3)
        c(i,1,3) = a(i,1,1)*a(i,3,1) + a(i,1,2)*a(i,3,2) + a(i,1,3)*a(i,3,3)
        c(i,2,3) = a(i,2,1)*a(i,3,1) + a(i,2,2)*a(i,3,2) + a(i,2,3)*a(i,3,3)
        c(i,2,1) = c(i,1,2) 
        c(i,3,1) = c(i,1,3) 
        c(i,3,2) = c(i,2,3) 
      ENDDO                                             
C
      RETURN