31
32
33
34#include "implicit_f.inc"
35
36
37
38#include "mvsiz_p.inc"
39
40
41
42
43
44
45 INTEGER, INTENT(IN) :: NEL
47 . v1(mvsiz,3),v2(mvsiz,3),v3(mvsiz,3),aj1(mvsiz,3),aj2(mvsiz,3),aj3(mvsiz,3),ajv(mvsiz)
48
49
50
51 INTEGER I
52 DO i=1,nel
53 aj1(i,1)=v2(i,2)*v3(i,3)-v2(i,3)*v3(i,2)
54 aj1(i,2)=v2(i,3)*v3(i,1)-v2(i,1)*v3(i,3)
55 aj1(i,3)=v2(i,1)*v3(i,2)-v2(i,2)*v3(i,1)
56 aj2(i,1)=v3(i,2)*v1(i,3)-v3(i,3)*v1(i,2)
57 aj2(i,2)=v3(i,3)*v1(i,1)-v3(i,1)*v1(i,3)
58 aj2(i,3)=v3(i,1)*v1(i,2)-v3(i,2)*v1(i,1)
59 aj3(i,1)=v1(i,2)*v2(i,3)-v1(i,3)*v2(i,2)
60 aj3(i,2)=v1(i,3)*v2(i,1)-v1(i,1)*v2(i,3)
61 aj3(i,3)=v1(i,1)*v2(i,2)-v1(i,2)*v2(i,1)
62 ajv(i)=v1(i,1)*aj1(i,1)+v1(i,2)*aj1(i,2)+v1(i,3)*aj1(i,3)
63 ENDDO
64 RETURN