Symbolic solutions:
Converted by
Mathematica
September 13, 2000
![[Graphics:../Images/index_gr_28.gif]](../Images/index_gr_28.gif)
![[Graphics:../Images/index_gr_29.gif]](../Images/index_gr_29.gif)
![[Graphics:../Images/index_gr_30.gif]](../Images/index_gr_30.gif)
![[Graphics:../Images/index_gr_31.gif]](../Images/index_gr_31.gif)