MAYBE
0.07/0.19	MAYBE
0.07/0.19	
0.07/0.19	Problem:
0.07/0.19	 minus(s(x),y) -> if(gt(s(x),y),x,y)
0.07/0.19	 if(true(),x,y) -> s(minus(x,y))
0.07/0.19	 if(false(),x,y) -> 0()
0.07/0.19	 gcd(x,y) -> if1(ge(x,y),x,y)
0.07/0.19	 if1(true(),x,y) -> if2(gt(y,0()),x,y)
0.07/0.19	 if1(false(),x,y) -> if3(gt(x,0()),x,y)
0.07/0.19	 if2(true(),x,y) -> gcd(minus(x,y),y)
0.07/0.19	 if2(false(),x,y) -> x
0.07/0.19	 if3(true(),x,y) -> gcd(x,minus(y,x))
0.07/0.19	 if3(false(),x,y) -> y
0.07/0.19	 gt(0(),y) -> false()
0.07/0.19	 gt(s(x),0()) -> true()
0.07/0.19	 gt(s(x),s(y)) -> gt(x,y)
0.07/0.19	 ge(x,0()) -> true()
0.07/0.19	 ge(0(),s(x)) -> false()
0.07/0.19	 ge(s(x),s(y)) -> ge(x,y)
0.07/0.19	
0.07/0.19	Proof:
0.07/0.19	 Open
0.07/0.19	EOF