ID: 30.0 Parent: 29.0 Tree
PDER
VAR\IND x1 x1^2+x2^2+x3^2-1 x3 x7
x1 1 0 0 0
x2 -2*x6*x1 x6 -2*x6*x3 0
x3 0 0 1 0
x6 4*x6^3*x1 -2*x6^3 4*x6^3*x3 0
x7 0 0 0 1
x8 0 0 0 -2*x7*x8^2
FOCUS
(x1^2+x2^2+x3^2-1)^4*x7^2-x7^4*(x1^2+x2^2+x3^2-1)^4
2*x1
x7
2*x7
DEP
2*x6*x2-1
x8*(x7^2-1)-1
MAP
x1 x1
x2 x2
x3 x3
x4 x7*(x1^2+x2^2+x3^2-1)
IMAP
x1 x1
x2 x2
x3 x3
x6 1/2/x2
x7 x4/(x1^2+x2^2+x3^2-1)
x8 (x1^2+x2^2+x3^2-1)^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
Nempty
(E,a)
Ea
x1^2+x2^2+x3^2-1 3
x7 1
C empty