ID: 32.0	Parent: 9.0	Tree
PDER	VAR\IND x7 x2 x3 x4 x1 x6*x4 -2*x6*x2 -2*x6*x3 x7*x6 x2 0 1 0 0 x3 0 0 1 0 x4 0 0 0 1 x6 -2*x6^3*x4 4*x6^3*x2 4*x6^3*x3 -2*x7*x6^3 x7 1 0 0 0 x8 -2*x7*x8^2 0 0 0
FOCUS
	(x1^2+x2^2+x3^2-1)^2*x4^2-x4^4
	2*x7
DEP
	2*x6*x1-1
	x7*x4-x1^2-x2^2-x3^2+1
	x8*(x7^2-1)-1
MAP	x1 x1 x2 x2 x3 x3 x4 x4
IMAP	x1 x1 x2 x2 x3 x3 x4 x4 x6 1/2/x1 x7 (x1^2+x2^2+x3^2-1)/x4 x8 -x4^2/(-x1^4-2*x1^2*x2^2-2*x1^2*x3^2+2*x1^2+x4^2-x2^4-2*x2^2*x3^2+2*x2^2-x3^4+2* x3^2-1)
STACK
WBO (dim: 4)
J
	x7^2-1	0
c	0
N	empty
(E,a)
	E	a
	x4	3
C	empty