ID: 313.0	Parent: 311.0	Tree
PDER	VAR\IND x17 x15 x6 x6 0 0 1 x15 0 1 0 x17 1 0 0 x18 -2*x17*x15*x6^3*x18^2 -x17^2*x6^3*x18^2 -3*x17^2*x6^2*x15*x18^2
FOCUS
	x17^2*x15^4*x6^20-x15^3*x6^17
	x17*x15*x6^5
	x17*x15*x6^4
	x15*x6^4
	x17*x15*x6^3
	x15*x6^2
	x15*x6
	x15
	2*x17*x15*x6^3
DEP
	x18*(x17^2*x6^3*x15-1)-1
MAP	x1 x17*x15^2*x6^10 x2 x15*x6^5 x3 x6^6*x15
IMAP	x6 x3/x2 x15 x2^6/x3^5 x17 x1/x2^2 x18 -x2*x3^2/(-x1^2+x2*x3^2)
STACK
WBO (dim: 3)
J
	x17^2*x6^3*x15-1	0
c	0
N	empty
(E,a)
	E	a
	x6	7
	x15	1
C	empty