ID: 10.0	Parent: 8.0	Tree
Exchanged to: 12.0 2<->x5^2*x2^2+x7^2*x2^2-1
PDER	VAR\IND x5 x2 x7 x2 0 1 0 x5 1 0 0 x7 0 0 1 x8 -4*x5*x2*x8^2 -(2*x5^2+2*x7^2)*x8^2 -4*x2*x7*x8^2
FOCUS
	x5^4*x2^4-x5^2*x2^2+x2^4*x7^2*x5^2
	x5
	2*x5*x2^2
DEP
	x8*(2*x5^2*x2+2*x7^2*x2)-1
MAP	x1 x5*x2 x2 x2 x3 x7*x5*x2
IMAP	x2 x2 x5 x1/x2 x7 x3/x1 x8 1/2*x2*x1^2/(x2^2*x3^2+x1^4)
STACK
WBO (dim: 3)
J
	x5^2*x2^2+x7^2*x2^2-1	1
c	1
N	empty
(E,a)
	E	a
	x5	1
C	empty
TBO (dim: 3)
J
	x5^2*x2^2+x7^2*x2^2-1	1
N	empty
E
	x5
EM
	x5
C	empty
SBO (dim: 3)
J
	x5^2*x2^2+x7^2*x2^2-1	1
N	empty
H	empty
E	empty
C	empty
Exchanged to: 12.0 2<->x5^2*x2^2+x7^2*x2^2-1
ID: 10.0	Parent: 8.0	Tree