ID: 127.0 Parent: 121.0 Tree
PDER
VAR\IND x1 x19 x20 x17
x1 1 0 0 0
x17 0 0 0 1
x19 0 1 0 0
x20 0 0 1 0
x21 0 -x20^2*x21^2 -2*x20*x19*x21^2 0
FOCUS
x1^6*x19^37*x20^32*x17^24-x17^24*x20^30*x19^36*x1^6
x20^3*x19^3*x17^2
x19^4*x20^3*x17^2
x17*x20^2*x19^2
x19^3*x20^2*x17
x19^2*x20*x17
x19^2*x20
x19
x20^2
2*x20*x19
DEP
x21*(x20^2*x19-1)-1
MAP
x1 x1
x2 x17^3*x20^4*x19^5*x1
x3 x20^8*x19^9*x17^6*x1
x4 x17^4*x20^5*x19^6*x1
IMAP
x1 x1
x17 x4^4/x2^3/x3
x19 x2^2/x1/x3
x20 x3^2/x4^3*x1
x21 -x4^6/(x4^6-x1*x2^2*x3^3)
STACK
WBO (dim: 4)
J
x20^2*x19-1 0
c 0
Nempty
(E,a)
Ea
x1 5
x17 14
x20 18
x19 22
C empty