ID: 73.0 Parent: 63.0 Tree
PDER
VAR\IND x1 x20 x17 x19
x1 1 0 0 0
x17 0 0 1 0
x19 0 0 0 1
x20 0 1 0 0
x21 0 -2*x17^2*x20*x19*x21
^2
-2*x17*x20^2*x19*x21
^2
-x17^2*x20^2*x21^2
FOCUS
x1^6*x20^44*x19^55*x17^14-x19^54*x20^42*x17^12*x1^6
x17^2*x20^5*x19^6
x20*x19
x17*x20^2*x19^2
x19^2*x20*x17
x19^2*x20
x19
2*x17^2*x20*x19
2*x17*x20^2*x19
x17^2*x20^2
DEP
x21*(x17^2*x20^2*x19-1)-1
MAP
x1 x1
x2 x20^4*x19^5*x17*x1
x3 x17^4*x20^12*x19^15*x1
x4 x19^9*x20^7*x17^2*x1
IMAP
x1 x1
x17 x3/x2^3*x1^2
x19 x4^4/x2^4/x3*x1
x20 x2^6/x1^2/x4^5*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 5
x20 20
x19 25
C empty