ID: 328.0 Parent: 327.0 Tree
PDER
VAR\IND x1 x22-1 x16 x21
x1 1 0 0 0
x16 0 0 1 0
x21 0 0 0 1
x22 0 1 0 0
FOCUS
x1^6*x22^25*x21^48*x16^30-x21^48*x22^24*x16^30*x1^6
x22^5*x21^9*x16^5
x22^4*x21^7*x16^4
x16^3*x21^4*x22^2
x22^3*x21^5*x16^3
x16^2*x21^2*x22
x16^2*x22^2*x21^3
x16
x21^3*x22^2*x16
x22*x21*x16
x22*x21
x21
DEPempty
MAP
x1 x1
x2 x22^8*x21^15*x16^9*x1
x3 x16^4*x21^6*x22^3*x1
x4 x21^8*x22^4*x16^5*x1
IMAP
x1 x1
x16 x3^4/x1/x4^3
x21 x4^5/x3^4/x2
x22 x3^3/x4^6*x2^2*x1
STACK
WBO (dim: 4)
J
1 0
c 0
Nempty
(E,a)
Ea
x1 5
x16 21
x22 16
x21 32
x22-1 0
C empty