1.70/0.77 NO 1.70/0.77 1.70/0.77 Problem: 1.70/0.77 strict: 1.70/0.77 -(x,0()) -> x 1.70/0.77 -(s(x),s(y)) -> -(x,y) 1.70/0.77 quot(0(),s(y)) -> 0() 1.70/0.77 quot(s(x),s(y)) -> s(quot(-(x,y),s(y))) 1.70/0.77 weak: 1.70/0.77 gen() -> 0() 1.70/0.77 gen() -> s(gen()) 1.70/0.77 1.70/0.77 Proof: 1.70/0.77 Unfolding Processor: 1.70/0.77 loop length: 3 1.70/0.77 terms: 1.70/0.77 quot(gen(),s(0())) 1.70/0.77 quot(s(gen()),s(0())) 1.70/0.77 s(quot(-(gen(),0()),s(0()))) 1.70/0.77 context: s([]) 1.70/0.77 substitution: 1.70/0.77 1.70/0.77 Qed 1.77/0.77 EOF