ID: 508.0 Parent: 507.0 Tree
PDER
VAR\IND x20 x2 x21-1 x14
x2 0 1 0 0
x14 0 0 0 1
x20 1 0 0 0
x21 0 0 1 0
FOCUS
x21^37*x20^54*x14^30*x2^6-x14^30*x21^36*x20^54*x2^6
x21^4*x20^6*x14^3
x21^5*x20^7*x14^4
x20^3*x21^2*x14
x21^3*x20^4*x14^3
x14^2*x21^3*x20^4
x21*x20*x14
x21*x20
x20^3*x21^2
x20^2*x21
x20
DEPempty
MAP
x1 x21^4*x20^6*x14^3*x2
x2 x2
x3 x21^11*x20^16*x14^9*x2
x4 x14^5*x21^6*x20^9*x2
IMAP
x2 x2
x14 x4^2/x1^3*x2
x20 x1/x2^2/x3^2*x4^3
x21 x3^3/x4^6*x2^2*x1
STACK
WBO (dim: 4)
J
1 0
c 0
Nempty
(E,a)
Ea
x2 5
x14 21
x21 24
x20 36
x21-1 0
C empty