ID: 148.0 Parent: 139.0 Tree
PDER
VAR\IND x1 x19 x17 x20
x1 1 0 0 0
x17 0 0 1 0
x19 0 1 0 0
x20 0 0 0 1
x21 0 -x17^2*x20^2*x21^2 -2*x17*x20^2*x19*x21
^2
-2*x17^2*x20*x19*x21
^2
FOCUS
x1^6*x19^37*x20^32*x17^8-x20^30*x19^36*x17^6*x1^6
x17*x20^3*x19^3
x19^4*x20^3*x17
x17*x20^2*x19^2
x19^3*x20^2*x17
x19^2*x20*x17
x17
x19^2*x20
x19
x17^2*x20^2
2*x17*x20^2*x19
2*x17^2*x20*x19
DEP
x21*(x17^2*x20^2*x19-1)-1
MAP
x1 x1
x2 x20^4*x19^5*x17*x1
x3 x17^2*x20^8*x19^9*x1
x4 x20^5*x19^6*x17*x1
IMAP
x1 x1
x17 x3/x4^4*x2^3
x19 x2^2/x1/x3
x20 x4/x2^3*x1*x3
x21 -x4^6/(x4^6-x1*x2^2*x3^3)
STACK
WBO (dim: 4)
J
x17^2*x20^2*x19-1 0
c 0
Nempty
(E,a)
Ea
x1 5
x17 4
x20 18
x19 22
C empty