ID: 473.0	Parent: 472.0	Tree
PDER	VAR\IND x18-1 x2 x17 x12 x2 0 1 0 0 x12 0 0 0 1 x17 0 0 1 0 x18 1 0 0 0
FOCUS
	x18^23*x17^36*x2^6*x12^6-x12^6*x18^24*x17^36*x2^6
	x18^2*x17^3
	x17^5*x18^3*x12^2
	x17^5*x18^3*x12
	x12*x17^2*x18
	x17^2*x18
	x18*x17
	x17
DEP	empty
MAP	x1 x18^2*x17^3*x2 x2 x2 x3 x17^11*x18^7*x12^2*x2 x4 x12*x18^4*x17^6*x2
IMAP	x2 x2 x12 x4/x1^2*x2 x17 x3^2/x4^4*x2*x1 x18 1/x1/x3^3*x4^6/x2^2
STACK
WBO (dim: 4)
J
	-1	0
c	0
N	empty
(E,a)
	E	a
	x2	5
	x12	4
	x18	15
	x17	23
	x18-1	0
C	empty