ID: 6.0 Parent: 1.0 Tree
PDER
VAR\IND x1 x6 x7 x8
x1 1 0 0 0
x6 0 1 0 0
x7 0 0 1 0
x8 0 0 0 1
x9 -x6*x7*x8^2*x9^2 -x7*x8^2*x1*x9^2 -x6*x8^2*x1*x9^2 -2*x6*x7*x8*x1*x9^2
FOCUS
x6*x1^4*x7*x8^2-x1^3
x6*x7*x8^2
x7*x8^2*x1
x6*x8^2*x1
2*x6*x7*x8*x1
DEP
x9*(x6*x7*x8^2*x1-1)-1
MAP
x1 x1
x2 x6*x1
x3 x7*x1
x4 x8*x1
IMAP
x1 x1
x6 x2/x1
x7 x3/x1
x8 x4/x1
x9 x1^3/(x2*x3*x4^2-x1^3)
STACK
WBO (dim: 4)
J
x6*x7*x8^2*x1-1 0
c 0
Nempty
(E,a)
Ea
x1 2
C empty