Converted by
Mathematica
March 15, 2002
![[Graphics:../Images/index_gr_37.gif]](../Images/index_gr_37.gif)
![[Graphics:../Images/index_gr_38.gif]](../Images/index_gr_38.gif)
![[Graphics:../Images/index_gr_39.gif]](../Images/index_gr_39.gif)