4.52/2.04 MAYBE 4.52/2.04 4.52/2.04 Proof: 4.52/2.04 ConCon could not decide confluence of the system. 4.52/2.04 \cite{ALS94}, Theorem 4.1 does not apply. 4.52/2.04 This system is of type 3 or smaller. 4.52/2.04 This system is strongly deterministic. 4.52/2.04 This system is quasi-decreasing. 4.52/2.04 By \cite{A14}, Theorem 11.5.9. 4.52/2.04 This system is of type 3 or smaller. 4.52/2.04 This system is deterministic. 4.52/2.04 System R transformed to V(R) + Emb. 4.52/2.04 This system is terminating. 4.52/2.04 Call external tool: 4.52/2.04 ./ttt2.sh 4.52/2.04 Input: 4.52/2.04 (VAR x y) 4.52/2.04 (RULES 4.52/2.04 a -> c 4.52/2.04 a -> d 4.52/2.04 b -> c 4.52/2.04 b -> d 4.52/2.04 s(k) -> t(a) 4.52/2.04 s(l) -> t(a) 4.52/2.04 g(x, x) -> h(x, x) 4.52/2.04 f(x, y) -> y 4.52/2.04 f(x, y) -> s(x) 4.52/2.04 h(x, y) -> x 4.52/2.04 h(x, y) -> y 4.52/2.04 s(x) -> x 4.52/2.04 g(x, y) -> x 4.52/2.04 g(x, y) -> y 4.52/2.04 t(x) -> x 4.52/2.04 f(x, y) -> x 4.52/2.04 f(x, y) -> y 4.52/2.04 ) 4.52/2.04 4.52/2.04 Polynomial Interpretation Processor: 4.52/2.04 dimension: 1 4.52/2.04 interpretation: 4.52/2.04 [f](x0, x1) = 2x0 + x1 + 3x1x1 + 4, 4.52/2.04 4.52/2.04 [h](x0, x1) = x0 + 4x1 + 4x0x0 + 4x1x1 + 1, 4.52/2.04 4.52/2.04 [g](x0, x1) = 4x0 + 4x1 + x0x0 + 7x1x1 + 4, 4.52/2.04 4.52/2.04 [l] = 2, 4.52/2.04 4.52/2.04 [t](x0) = 2x0 + x0x0 + 1, 4.52/2.04 4.52/2.04 [s](x0) = 2x0 + 1, 4.52/2.04 4.52/2.04 [k] = 2, 4.52/2.04 4.52/2.04 [b] = 1, 4.52/2.04 4.52/2.04 [d] = 0, 4.52/2.04 4.52/2.04 [c] = 0, 4.52/2.04 4.52/2.04 [a] = 1 4.52/2.04 orientation: 4.52/2.04 a() = 1 >= 0 = c() 4.52/2.04 4.52/2.04 a() = 1 >= 0 = d() 4.52/2.04 4.52/2.04 b() = 1 >= 0 = c() 4.52/2.04 4.52/2.04 b() = 1 >= 0 = d() 4.52/2.04 4.52/2.04 s(k()) = 5 >= 4 = t(a()) 4.52/2.04 4.52/2.04 s(l()) = 5 >= 4 = t(a()) 4.52/2.04 4.52/2.04 g(x,x) = 8x + 8x*x + 4 >= 5x + 8x*x + 1 = h(x,x) 4.52/2.04 4.52/2.04 f(x,y) = 2x + y + 3y*y + 4 >= y = y 4.52/2.04 4.52/2.04 f(x,y) = 2x + y + 3y*y + 4 >= 2x + 1 = s(x) 4.52/2.04 4.52/2.04 h(x,y) = x + 4x*x + 4y + 4y*y + 1 >= x = x 4.52/2.04 4.52/2.04 h(x,y) = x + 4x*x + 4y + 4y*y + 1 >= y = y 4.52/2.04 4.52/2.04 s(x) = 2x + 1 >= x = x 4.52/2.04 4.52/2.04 g(x,y) = 4x + x*x + 4y + 7y*y + 4 >= x = x 4.52/2.04 4.52/2.04 g(x,y) = 4x + x*x + 4y + 7y*y + 4 >= y = y 4.52/2.04 4.52/2.04 t(x) = 2x + x*x + 1 >= x = x 4.52/2.04 4.52/2.04 f(x,y) = 2x + y + 3y*y + 4 >= x = x 4.52/2.04 problem: 4.52/2.04 4.52/2.04 Qed 4.52/2.04 ConCon could not decide whether all 4 critical pairs are joinable or not. 4.52/2.04 Overlap: (rule1: a -> d, rule2: a -> c, pos: ε, mgu: {}) 4.52/2.04 CP: c = d 4.52/2.04 ConCon could not decide unfeasibility of this critical pair. 4.52/2.04 4.52/2.07 EOF