ID: 576.0 Parent: 573.0 Tree
PDER
VAR\IND x16 x2 x20 x18
x2 0 1 0 0
x16 1 0 0 0
x18 0 0 0 1
x20 0 0 1 0
x21 -x20^3*x21^2 0 -3*x20^2*x16*x21^2 0
FOCUS
x16^31*x18^24*x2^6*x20^3-x18^24*x16^30*x2^6
x16^4*x18^3
x20*x16^4*x18^3
x16^3*x18^2
x20*x16^3*x18^2
x16^2*x18
x16^2*x20*x18
x16
x20*x16*x18
x20*x16
x20^3
3*x20^2*x16
DEP
x21*(x20^3*x16-1)-1
MAP
x1 x16^4*x18^3*x2
x2 x2
x3 x20*x16^9*x18^7*x2
x4 x18^4*x16^5*x2
IMAP
x2 x2
x16 x1^4/x2/x4^3
x18 x4^4/x1^5*x2
x20 x3/x4/x1*x2
x21 -x4^6/(x4^6-x1*x2^2*x3^3)
STACK
WBO (dim: 4)
J
x20^3*x16-1 0
c 0
Nempty
(E,a)
Ea
x2 5
x18 17
x16 21
C empty