ID: 263.0 Parent: 262.0 Tree
PDER
VAR\IND x1 x20-1 x12 x19
x1 1 0 0 0
x12 0 0 1 0
x19 0 0 0 1
x20 0 1 0 0
FOCUS
x1^6*x20^13*x19^24*x12^18-x19^24*x20^12*x12^18*x1^6
x20^4*x19^7*x12^4
x20^3*x19^5*x12^3
x12
x19^5*x20^3*x12^2
x20^2*x19^3*x12^2
x20^2*x19^3*x12
x20*x19*x12
x20*x19
x19
DEPempty
MAP
x1 x1
x2 x20^5*x19^9*x12^6*x1
x3 x12^2*x19^2*x20*x1
x4 x19^4*x20^2*x12^3*x1
IMAP
x1 x1
x12 x3^2/x1/x4
x19 x4^4/x3^3/x2
x20 x3^3/x4^6*x2^2*x1
STACK
WBO (dim: 4)
J
1 0
c 0
Nempty
(E,a)
Ea
x1 5
x12 12
x20 7
x19 14
x20-1 0
C empty