MAYBE
240.42/61.05	MAYBE
240.42/61.06	
240.42/61.06	Problem:
240.42/61.06	 0(1(1(2(x1)))) -> 1(0(1(3(2(x1)))))
240.42/61.06	 0(1(1(2(x1)))) -> 4(1(0(1(2(x1)))))
240.42/61.06	 0(1(1(2(x1)))) -> 0(1(4(1(3(2(x1))))))
240.42/61.06	 0(1(1(2(x1)))) -> 0(4(1(4(1(2(x1))))))
240.42/61.06	 0(1(1(2(x1)))) -> 4(1(0(3(1(2(x1))))))
240.42/61.06	 0(1(1(2(x1)))) -> 4(1(3(1(0(2(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 4(1(0(1(5(x1)))))
240.42/61.06	 0(1(1(5(x1)))) -> 5(4(1(0(1(x1)))))
240.42/61.06	 0(1(1(5(x1)))) -> 0(4(1(0(1(5(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 0(5(4(1(0(1(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 1(0(1(3(1(5(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 1(4(4(0(1(5(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 3(0(1(5(4(1(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 3(4(1(0(1(5(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 3(4(1(5(0(1(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 3(5(4(1(0(1(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 4(1(0(1(5(3(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 4(1(0(1(5(4(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 4(1(3(1(0(5(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 4(1(4(1(0(5(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 4(4(1(5(0(1(x1))))))
240.42/61.06	 0(1(1(5(x1)))) -> 5(4(1(3(1(0(x1))))))
240.42/61.06	 0(1(2(0(x1)))) -> 0(2(4(1(0(3(x1))))))
240.42/61.06	 0(1(3(5(x1)))) -> 0(3(5(4(1(x1)))))
240.42/61.06	 0(1(4(5(x1)))) -> 0(3(5(4(1(x1)))))
240.42/61.06	 0(1(4(5(x1)))) -> 4(4(0(1(5(3(x1))))))
240.42/61.06	 0(2(4(5(x1)))) -> 4(0(2(3(5(x1)))))
240.42/61.06	 0(2(4(5(x1)))) -> 4(4(0(2(5(x1)))))
240.42/61.06	 0(2(4(5(x1)))) -> 4(0(3(2(3(5(x1))))))
240.42/61.06	 0(0(2(1(5(x1))))) -> 0(0(2(5(4(1(x1))))))
240.42/61.06	 0(0(2(4(5(x1))))) -> 0(0(4(4(2(5(x1))))))
240.42/61.06	 0(1(0(4(5(x1))))) -> 0(4(0(0(1(5(x1))))))
240.42/61.06	 0(1(0(5(0(x1))))) -> 4(1(5(0(0(0(x1))))))
240.42/61.06	 0(1(1(0(5(x1))))) -> 1(0(4(0(1(5(x1))))))
240.42/61.06	 0(1(1(2(0(x1))))) -> 0(4(1(2(1(0(x1))))))
240.42/61.06	 0(1(1(2(0(x1))))) -> 4(1(2(1(0(0(x1))))))
240.42/61.06	 0(1(1(3(5(x1))))) -> 4(1(0(1(3(5(x1))))))
240.42/61.06	 0(1(1(3(5(x1))))) -> 5(4(1(0(3(1(x1))))))
240.42/61.06	 0(1(1(4(2(x1))))) -> 0(4(1(4(1(2(x1))))))
240.42/61.06	 0(1(1(4(2(x1))))) -> 4(1(3(1(2(0(x1))))))
240.42/61.06	 0(1(1(4(2(x1))))) -> 4(2(4(1(0(1(x1))))))
240.42/61.06	 0(1(1(4(5(x1))))) -> 0(5(4(1(3(1(x1))))))
240.42/61.06	 0(1(1(4(5(x1))))) -> 0(5(4(1(4(1(x1))))))
240.42/61.06	 0(1(1(4(5(x1))))) -> 2(4(1(0(1(5(x1))))))
240.42/61.06	 0(1(2(0(2(x1))))) -> 0(4(0(1(2(2(x1))))))
240.42/61.06	 0(1(2(1(5(x1))))) -> 0(1(4(1(2(5(x1))))))
240.42/61.06	 0(1(4(5(0(x1))))) -> 0(5(4(1(0(3(x1))))))
240.42/61.06	 0(1(5(1(5(x1))))) -> 5(4(1(0(1(5(x1))))))
240.42/61.06	 0(2(0(1(5(x1))))) -> 1(0(0(2(3(5(x1))))))
240.42/61.06	 0(2(0(4(5(x1))))) -> 0(0(2(4(1(5(x1))))))
240.42/61.06	 0(2(0(5(0(x1))))) -> 0(2(5(0(3(0(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 0(0(1(2(3(5(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 0(2(5(3(4(1(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 0(3(5(2(4(1(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 2(0(4(1(3(5(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 2(0(4(1(5(3(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 2(3(5(3(0(1(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 2(5(3(4(1(0(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 4(1(0(5(2(3(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 4(1(3(0(2(5(x1))))))
240.42/61.06	 0(2(3(1(5(x1))))) -> 4(1(5(2(0(3(x1))))))
240.42/61.06	 0(2(5(1(2(x1))))) -> 0(2(3(2(1(5(x1))))))
240.42/61.06	 0(2(5(1(5(x1))))) -> 0(3(5(2(1(5(x1))))))
240.42/61.06	 0(2(5(1(5(x1))))) -> 0(4(1(5(2(5(x1))))))
240.42/61.06	 0(2(5(1(5(x1))))) -> 2(4(1(5(0(5(x1))))))
240.42/61.06	 0(2(5(1(5(x1))))) -> 4(1(0(5(2(5(x1))))))
240.42/61.06	 0(2(5(1(5(x1))))) -> 4(1(5(5(2(0(x1))))))
240.42/61.06	 0(3(5(1(5(x1))))) -> 5(0(3(5(4(1(x1))))))
240.42/61.06	 0(4(2(0(2(x1))))) -> 0(0(4(3(2(2(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 0(2(5(4(4(1(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 0(4(1(5(3(2(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 2(4(1(0(0(5(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 2(4(1(3(0(5(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 2(4(1(5(4(0(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 3(0(1(5(2(4(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 3(0(5(2(4(1(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 4(1(3(2(5(0(x1))))))
240.42/61.06	 0(4(2(1(5(x1))))) -> 4(4(0(1(5(2(x1))))))
240.42/61.06	 0(4(5(1(5(x1))))) -> 5(4(1(5(0(4(x1))))))
240.42/61.06	
240.42/61.06	Proof:
240.42/61.06	 Open
240.42/61.06	EOF