YES Time: 0.000908 TRS: { f(empty(), l) -> l, f(cons(x, k), l) -> g(k, l, cons(x, k)), g(a, b, c) -> f(a, cons(b, c))} DP: DP: {f#(cons(x, k), l) -> g#(k, l, cons(x, k)), g#(a, b, c) -> f#(a, cons(b, c))} TRS: { f(empty(), l) -> l, f(cons(x, k), l) -> g(k, l, cons(x, k)), g(a, b, c) -> f(a, cons(b, c))} EDG: {(f#(cons(x, k), l) -> g#(k, l, cons(x, k)), g#(a, b, c) -> f#(a, cons(b, c))) (g#(a, b, c) -> f#(a, cons(b, c)), f#(cons(x, k), l) -> g#(k, l, cons(x, k)))} SCCS (1): Scc: {f#(cons(x, k), l) -> g#(k, l, cons(x, k)), g#(a, b, c) -> f#(a, cons(b, c))} SCC (2): Strict: {f#(cons(x, k), l) -> g#(k, l, cons(x, k)), g#(a, b, c) -> f#(a, cons(b, c))} Weak: { f(empty(), l) -> l, f(cons(x, k), l) -> g(k, l, cons(x, k)), g(a, b, c) -> f(a, cons(b, c))} SPSC: Simple Projection: pi(g#) = 0, pi(f#) = 0 Strict: {g#(a, b, c) -> f#(a, cons(b, c))} EDG: {} SCCS (0): Qed