*** 1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: Strict TRS Rules: e1(x1,x1,x,y,z,a()) -> e5(x1,x,y,z) e1(h1(w),h2(w),x,y,z,w) -> e2(x,x,y,z,z,w) e2(x,x,y,z,z,a()) -> e6(x,y,z) e2(f1(w,w),x,y,z,f2(w,w),w) -> e3(x,y,x,y,y,z,y,z,x,y,z,w) e2(i(),x,y,z,i(),a()) -> e6(x,y,z) e3(x,y,x,y,y,z,y,z,x,y,z,a()) -> e6(x,y,z) e3(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> e4(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) e4(x,x,x,x,x,x,x,x,x,x,x,a()) -> e6(x,x,x) e4(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> e1(x1,x1,x,y,z,w) e4(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> e5(x1,x,y,z) e5(i(),x,y,z) -> e6(x,y,z) f1(x,a()) -> g2(x,x) f1(a(),x) -> g1(x,x) f2(x,a()) -> g2(x,x) f2(a(),x) -> g1(x,x) g1(x,a()) -> h2(x) g1(a(),x) -> h1(x) g2(x,a()) -> h2(x) g2(a(),x) -> h1(x) h1(a()) -> i() h2(a()) -> i() Weak DP Rules: Weak TRS Rules: Signature: {e1/6,e2/6,e3/12,e4/12,e5/4,f1/2,f2/2,g1/2,g2/2,h1/1,h2/1} / {a/0,e6/3,i/0} Obligation: Innermost basic terms: {e1,e2,e3,e4,e5,f1,f2,g1,g2,h1,h2}/{a,e6,i} Applied Processor: DependencyPairs {dpKind_ = DT} Proof: We add the following dependency tuples: Strict DPs e1#(x1,x1,x,y,z,a()) -> c_1(e5#(x1,x,y,z)) e1#(h1(w),h2(w),x,y,z,w) -> c_2(e2#(x,x,y,z,z,w)) e2#(x,x,y,z,z,a()) -> c_3() e2#(f1(w,w),x,y,z,f2(w,w),w) -> c_4(e3#(x,y,x,y,y,z,y,z,x,y,z,w)) e2#(i(),x,y,z,i(),a()) -> c_5() e3#(x,y,x,y,y,z,y,z,x,y,z,a()) -> c_6() e3#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> c_7(e4#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w)) e4#(x,x,x,x,x,x,x,x,x,x,x,a()) -> c_8() e4#(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> c_9(e1#(x1,x1,x,y,z,w)) e4#(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> c_10(e5#(x1,x,y,z)) e5#(i(),x,y,z) -> c_11() f1#(x,a()) -> c_12(g2#(x,x)) f1#(a(),x) -> c_13(g1#(x,x)) f2#(x,a()) -> c_14(g2#(x,x)) f2#(a(),x) -> c_15(g1#(x,x)) g1#(x,a()) -> c_16(h2#(x)) g1#(a(),x) -> c_17(h1#(x)) g2#(x,a()) -> c_18(h2#(x)) g2#(a(),x) -> c_19(h1#(x)) h1#(a()) -> c_20() h2#(a()) -> c_21() Weak DPs and mark the set of starting terms. *** 1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: e1#(x1,x1,x,y,z,a()) -> c_1(e5#(x1,x,y,z)) e1#(h1(w),h2(w),x,y,z,w) -> c_2(e2#(x,x,y,z,z,w)) e2#(x,x,y,z,z,a()) -> c_3() e2#(f1(w,w),x,y,z,f2(w,w),w) -> c_4(e3#(x,y,x,y,y,z,y,z,x,y,z,w)) e2#(i(),x,y,z,i(),a()) -> c_5() e3#(x,y,x,y,y,z,y,z,x,y,z,a()) -> c_6() e3#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> c_7(e4#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w)) e4#(x,x,x,x,x,x,x,x,x,x,x,a()) -> c_8() e4#(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> c_9(e1#(x1,x1,x,y,z,w)) e4#(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> c_10(e5#(x1,x,y,z)) e5#(i(),x,y,z) -> c_11() f1#(x,a()) -> c_12(g2#(x,x)) f1#(a(),x) -> c_13(g1#(x,x)) f2#(x,a()) -> c_14(g2#(x,x)) f2#(a(),x) -> c_15(g1#(x,x)) g1#(x,a()) -> c_16(h2#(x)) g1#(a(),x) -> c_17(h1#(x)) g2#(x,a()) -> c_18(h2#(x)) g2#(a(),x) -> c_19(h1#(x)) h1#(a()) -> c_20() h2#(a()) -> c_21() Strict TRS Rules: Weak DP Rules: Weak TRS Rules: e1(x1,x1,x,y,z,a()) -> e5(x1,x,y,z) e1(h1(w),h2(w),x,y,z,w) -> e2(x,x,y,z,z,w) e2(x,x,y,z,z,a()) -> e6(x,y,z) e2(f1(w,w),x,y,z,f2(w,w),w) -> e3(x,y,x,y,y,z,y,z,x,y,z,w) e2(i(),x,y,z,i(),a()) -> e6(x,y,z) e3(x,y,x,y,y,z,y,z,x,y,z,a()) -> e6(x,y,z) e3(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> e4(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) e4(x,x,x,x,x,x,x,x,x,x,x,a()) -> e6(x,x,x) e4(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> e1(x1,x1,x,y,z,w) e4(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> e5(x1,x,y,z) e5(i(),x,y,z) -> e6(x,y,z) f1(x,a()) -> g2(x,x) f1(a(),x) -> g1(x,x) f2(x,a()) -> g2(x,x) f2(a(),x) -> g1(x,x) g1(x,a()) -> h2(x) g1(a(),x) -> h1(x) g2(x,a()) -> h2(x) g2(a(),x) -> h1(x) h1(a()) -> i() h2(a()) -> i() Signature: {e1/6,e2/6,e3/12,e4/12,e5/4,f1/2,f2/2,g1/2,g2/2,h1/1,h2/1,e1#/6,e2#/6,e3#/12,e4#/12,e5#/4,f1#/2,f2#/2,g1#/2,g2#/2,h1#/1,h2#/1} / {a/0,e6/3,i/0,c_1/1,c_2/1,c_3/0,c_4/1,c_5/0,c_6/0,c_7/1,c_8/0,c_9/1,c_10/1,c_11/0,c_12/1,c_13/1,c_14/1,c_15/1,c_16/1,c_17/1,c_18/1,c_19/1,c_20/0,c_21/0} Obligation: Innermost basic terms: {e1#,e2#,e3#,e4#,e5#,f1#,f2#,g1#,g2#,h1#,h2#}/{a,e6,i} Applied Processor: UsableRules Proof: We replace rewrite rules by usable rules: e1#(x1,x1,x,y,z,a()) -> c_1(e5#(x1,x,y,z)) e1#(h1(w),h2(w),x,y,z,w) -> c_2(e2#(x,x,y,z,z,w)) e2#(x,x,y,z,z,a()) -> c_3() e2#(f1(w,w),x,y,z,f2(w,w),w) -> c_4(e3#(x,y,x,y,y,z,y,z,x,y,z,w)) e2#(i(),x,y,z,i(),a()) -> c_5() e3#(x,y,x,y,y,z,y,z,x,y,z,a()) -> c_6() e3#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> c_7(e4#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w)) e4#(x,x,x,x,x,x,x,x,x,x,x,a()) -> c_8() e4#(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> c_9(e1#(x1,x1,x,y,z,w)) e4#(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> c_10(e5#(x1,x,y,z)) e5#(i(),x,y,z) -> c_11() f1#(x,a()) -> c_12(g2#(x,x)) f1#(a(),x) -> c_13(g1#(x,x)) f2#(x,a()) -> c_14(g2#(x,x)) f2#(a(),x) -> c_15(g1#(x,x)) g1#(x,a()) -> c_16(h2#(x)) g1#(a(),x) -> c_17(h1#(x)) g2#(x,a()) -> c_18(h2#(x)) g2#(a(),x) -> c_19(h1#(x)) h1#(a()) -> c_20() h2#(a()) -> c_21() *** 1.1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: e1#(x1,x1,x,y,z,a()) -> c_1(e5#(x1,x,y,z)) e1#(h1(w),h2(w),x,y,z,w) -> c_2(e2#(x,x,y,z,z,w)) e2#(x,x,y,z,z,a()) -> c_3() e2#(f1(w,w),x,y,z,f2(w,w),w) -> c_4(e3#(x,y,x,y,y,z,y,z,x,y,z,w)) e2#(i(),x,y,z,i(),a()) -> c_5() e3#(x,y,x,y,y,z,y,z,x,y,z,a()) -> c_6() e3#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> c_7(e4#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w)) e4#(x,x,x,x,x,x,x,x,x,x,x,a()) -> c_8() e4#(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> c_9(e1#(x1,x1,x,y,z,w)) e4#(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> c_10(e5#(x1,x,y,z)) e5#(i(),x,y,z) -> c_11() f1#(x,a()) -> c_12(g2#(x,x)) f1#(a(),x) -> c_13(g1#(x,x)) f2#(x,a()) -> c_14(g2#(x,x)) f2#(a(),x) -> c_15(g1#(x,x)) g1#(x,a()) -> c_16(h2#(x)) g1#(a(),x) -> c_17(h1#(x)) g2#(x,a()) -> c_18(h2#(x)) g2#(a(),x) -> c_19(h1#(x)) h1#(a()) -> c_20() h2#(a()) -> c_21() Strict TRS Rules: Weak DP Rules: Weak TRS Rules: Signature: {e1/6,e2/6,e3/12,e4/12,e5/4,f1/2,f2/2,g1/2,g2/2,h1/1,h2/1,e1#/6,e2#/6,e3#/12,e4#/12,e5#/4,f1#/2,f2#/2,g1#/2,g2#/2,h1#/1,h2#/1} / {a/0,e6/3,i/0,c_1/1,c_2/1,c_3/0,c_4/1,c_5/0,c_6/0,c_7/1,c_8/0,c_9/1,c_10/1,c_11/0,c_12/1,c_13/1,c_14/1,c_15/1,c_16/1,c_17/1,c_18/1,c_19/1,c_20/0,c_21/0} Obligation: Innermost basic terms: {e1#,e2#,e3#,e4#,e5#,f1#,f2#,g1#,g2#,h1#,h2#}/{a,e6,i} Applied Processor: Trivial Proof: Consider the dependency graph 1:S:e1#(x1,x1,x,y,z,a()) -> c_1(e5#(x1,x,y,z)) -->_1 e5#(i(),x,y,z) -> c_11():11 2:S:e1#(h1(w),h2(w),x,y,z,w) -> c_2(e2#(x,x,y,z,z,w)) -->_1 e2#(f1(w,w),x,y,z,f2(w,w),w) -> c_4(e3#(x,y,x,y,y,z,y,z,x,y,z,w)):4 -->_1 e2#(i(),x,y,z,i(),a()) -> c_5():5 -->_1 e2#(x,x,y,z,z,a()) -> c_3():3 3:S:e2#(x,x,y,z,z,a()) -> c_3() 4:S:e2#(f1(w,w),x,y,z,f2(w,w),w) -> c_4(e3#(x,y,x,y,y,z,y,z,x,y,z,w)) -->_1 e3#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> c_7(e4#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w)):7 -->_1 e3#(x,y,x,y,y,z,y,z,x,y,z,a()) -> c_6():6 5:S:e2#(i(),x,y,z,i(),a()) -> c_5() 6:S:e3#(x,y,x,y,y,z,y,z,x,y,z,a()) -> c_6() 7:S:e3#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w) -> c_7(e4#(x1,x1,x2,x2,x3,x3,x4,x4,x,y,z,w)) -->_1 e4#(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> c_10(e5#(x1,x,y,z)):10 -->_1 e4#(x,x,x,x,x,x,x,x,x,x,x,a()) -> c_8():8 8:S:e4#(x,x,x,x,x,x,x,x,x,x,x,a()) -> c_8() 9:S:e4#(g1(w,w),x1,g2(w,w),x1,g1(w,w),x1,g2(w,w),x1,x,y,z,w) -> c_9(e1#(x1,x1,x,y,z,w)) -->_1 e1#(x1,x1,x,y,z,a()) -> c_1(e5#(x1,x,y,z)):1 10:S:e4#(i(),x1,i(),x1,i(),x1,i(),x1,x,y,z,a()) -> c_10(e5#(x1,x,y,z)) -->_1 e5#(i(),x,y,z) -> c_11():11 11:S:e5#(i(),x,y,z) -> c_11() 12:S:f1#(x,a()) -> c_12(g2#(x,x)) -->_1 g2#(a(),x) -> c_19(h1#(x)):19 -->_1 g2#(x,a()) -> c_18(h2#(x)):18 13:S:f1#(a(),x) -> c_13(g1#(x,x)) -->_1 g1#(a(),x) -> c_17(h1#(x)):17 -->_1 g1#(x,a()) -> c_16(h2#(x)):16 14:S:f2#(x,a()) -> c_14(g2#(x,x)) -->_1 g2#(a(),x) -> c_19(h1#(x)):19 -->_1 g2#(x,a()) -> c_18(h2#(x)):18 15:S:f2#(a(),x) -> c_15(g1#(x,x)) -->_1 g1#(a(),x) -> c_17(h1#(x)):17 -->_1 g1#(x,a()) -> c_16(h2#(x)):16 16:S:g1#(x,a()) -> c_16(h2#(x)) -->_1 h2#(a()) -> c_21():21 17:S:g1#(a(),x) -> c_17(h1#(x)) -->_1 h1#(a()) -> c_20():20 18:S:g2#(x,a()) -> c_18(h2#(x)) -->_1 h2#(a()) -> c_21():21 19:S:g2#(a(),x) -> c_19(h1#(x)) -->_1 h1#(a()) -> c_20():20 20:S:h1#(a()) -> c_20() 21:S:h2#(a()) -> c_21() The dependency graph contains no loops, we remove all dependency pairs. *** 1.1.1.1 Progress [(O(1),O(1))] *** Considered Problem: Strict DP Rules: Strict TRS Rules: Weak DP Rules: Weak TRS Rules: Signature: {e1/6,e2/6,e3/12,e4/12,e5/4,f1/2,f2/2,g1/2,g2/2,h1/1,h2/1,e1#/6,e2#/6,e3#/12,e4#/12,e5#/4,f1#/2,f2#/2,g1#/2,g2#/2,h1#/1,h2#/1} / {a/0,e6/3,i/0,c_1/1,c_2/1,c_3/0,c_4/1,c_5/0,c_6/0,c_7/1,c_8/0,c_9/1,c_10/1,c_11/0,c_12/1,c_13/1,c_14/1,c_15/1,c_16/1,c_17/1,c_18/1,c_19/1,c_20/0,c_21/0} Obligation: Innermost basic terms: {e1#,e2#,e3#,e4#,e5#,f1#,f2#,g1#,g2#,h1#,h2#}/{a,e6,i} Applied Processor: EmptyProcessor Proof: The problem is already closed. The intended complexity is O(1).