YES We show the termination of the TRS R: app(f(),|0|()) -> true() app(f(),|1|()) -> false() app(f(),app(s(),x)) -> app(f(),x) app(app(app(if(),true()),app(s(),x)),app(s(),y)) -> app(s(),x) app(app(app(if(),false()),app(s(),x)),app(s(),y)) -> app(s(),y) app(app(g(),x),app(c(),y)) -> app(c(),app(app(g(),x),y)) app(app(g(),x),app(c(),y)) -> app(app(g(),x),app(app(app(if(),app(f(),x)),app(c(),app(app(g(),app(s(),x)),y))),app(c(),y))) app(app(map(),|fun|),nil()) -> nil() app(app(map(),|fun|),app(app(cons(),x),xs)) -> app(app(cons(),app(|fun|,x)),app(app(map(),|fun|),xs)) app(app(filter(),|fun|),nil()) -> nil() app(app(filter(),|fun|),app(app(cons(),x),xs)) -> app(app(app(app(filter2(),app(|fun|,x)),|fun|),x),xs) app(app(app(app(filter2(),true()),|fun|),x),xs) -> app(app(cons(),x),app(app(filter(),|fun|),xs)) app(app(app(app(filter2(),false()),|fun|),x),xs) -> app(app(filter(),|fun|),xs) Instead we prove termination of the uncurried system: app(c_0(),y) -> c_1(y) app(cons_0(),y) -> cons_1(y) app(cons_1(x1),y) -> cons_2(x1,y) app(f_0(),y) -> f_1(y) app(filter_0(),y) -> filter_1(y) app(filter_1(x1),y) -> filter_2(x1,y) app(filter2_0(),y) -> filter2_1(y) app(filter2_1(x1),y) -> filter2_2(x1,y) app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) app(g_0(),y) -> g_1(y) app(g_1(x1),y) -> g_2(x1,y) app(if_0(),y) -> if_1(y) app(if_1(x1),y) -> if_2(x1,y) app(if_2(x1,x2),y) -> if_3(x1,x2,y) app(map_0(),y) -> map_1(y) app(map_1(x1),y) -> map_2(x1,y) app(s_0(),y) -> s_1(y) f_1(|0|_0()) -> true_0() f_1(|1|_0()) -> false_0() f_1(s_1(x)) -> f_1(x) if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) g_2(x,c_1(y)) -> c_1(g_2(x,y)) g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) map_2(|fun|,nil_0()) -> nil_0() map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) filter_2(|fun|,nil_0()) -> nil_0() filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: app#(f_0(),y) -> f_1#(y) p2: app#(filter_1(x1),y) -> filter_2#(x1,y) p3: app#(filter2_3(x1,x2,x3),y) -> filter2_4#(x1,x2,x3,y) p4: app#(g_1(x1),y) -> g_2#(x1,y) p5: app#(if_2(x1,x2),y) -> if_3#(x1,x2,y) p6: app#(map_1(x1),y) -> map_2#(x1,y) p7: f_1#(s_1(x)) -> f_1#(x) p8: g_2#(x,c_1(y)) -> g_2#(x,y) p9: g_2#(x,c_1(y)) -> g_2#(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) p10: g_2#(x,c_1(y)) -> if_3#(f_1(x),c_1(g_2(s_1(x),y)),c_1(y)) p11: g_2#(x,c_1(y)) -> f_1#(x) p12: g_2#(x,c_1(y)) -> g_2#(s_1(x),y) p13: map_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p14: map_2#(|fun|,cons_2(x,xs)) -> map_2#(|fun|,xs) p15: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p16: filter_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p17: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p18: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: {p2, p3, p6, p13, p14, p15, p16, p17, p18} {p8, p12} {p7} -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: map_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p2: app#(map_1(x1),y) -> map_2#(x1,y) p3: map_2#(|fun|,cons_2(x,xs)) -> map_2#(|fun|,xs) p4: app#(filter2_3(x1,x2,x3),y) -> filter2_4#(x1,x2,x3,y) p5: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p6: filter_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p7: app#(filter_1(x1),y) -> filter_2#(x1,y) p8: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p9: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r5, r7, r8, r9, r11, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: map_2#_A(x1,x2) = max{3, x2 + 1} cons_2_A(x1,x2) = max{x1 + 22, x2 + 10} app#_A(x1,x2) = max{3, x2 + 1} map_1_A(x1) = max{2, x1 - 72} filter2_3_A(x1,x2,x3) = max{0, x1 - 72, x2 - 72, x3 - 72} filter2_4#_A(x1,x2,x3,x4) = max{3, x4 - 20} false_0_A = 4 filter_2#_A(x1,x2) = max{3, x2 - 20} filter_1_A(x1) = max{6, x1 - 72} app_A(x1,x2) = max{7, x1 - 23, x2 - 23} true_0_A = 1 c_0_A = 3 c_1_A(x1) = max{4, x1 - 66} cons_0_A = 1 cons_1_A(x1) = max{6, x1 - 24} filter_0_A = 24 filter2_0_A = 5 filter2_1_A(x1) = max{6, x1 - 24} filter2_2_A(x1,x2) = max{1, x1 - 48, x2 - 23} g_0_A = 5 g_1_A(x1) = max{6, x1 - 146} if_0_A = 1 if_1_A(x1) = max{6, x1 - 24} if_2_A(x1,x2) = max{7, x1 - 48, x2 - 23} map_0_A = 1 s_0_A = 1 s_1_A(x1) = max{6, x1 - 24} f_1_A(x1) = max{5, x1 - 25} |0|_0_A = 2 |1|_0_A = 24 filter_2_A(x1,x2) = max{5, x1 - 23, x2 - 45} nil_0_A = 0 base order 2: precedence: map_0 > cons_2 = cons_1 > cons_0 > filter_2 > app = nil_0 > s_1 > s_0 = f_1 = |0|_0 > true_0 = c_1 = if_2 > app# = filter2_4# = filter_2# = c_0 = g_1 = if_1 = |1|_0 > map_2# = filter2_3 = false_0 = filter_1 = g_0 = if_0 > map_1 = filter_0 = filter2_2 > filter2_1 > filter2_0 partial status: pi(map_2#) = [2] pi(cons_2) = [] pi(app#) = [] pi(map_1) = [] pi(filter2_3) = [] pi(filter2_4#) = [] pi(false_0) = [] pi(filter_2#) = [] pi(filter_1) = [] pi(app) = [] pi(true_0) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter_0) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(s_0) = [] pi(s_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(|1|_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p1 -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: app#(map_1(x1),y) -> map_2#(x1,y) p2: map_2#(|fun|,cons_2(x,xs)) -> map_2#(|fun|,xs) p3: app#(filter2_3(x1,x2,x3),y) -> filter2_4#(x1,x2,x3,y) p4: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p5: filter_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p6: app#(filter_1(x1),y) -> filter_2#(x1,y) p7: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p8: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: {p3, p4, p5, p6, p7, p8} {p2} -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: filter_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p2: app#(filter_1(x1),y) -> filter_2#(x1,y) p3: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p4: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p5: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p6: app#(filter2_3(x1,x2,x3),y) -> filter2_4#(x1,x2,x3,y) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r7, r8, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: filter_2#_A(x1,x2) = max{6, x2 - 1} cons_2_A(x1,x2) = max{x1 + 10, x2 + 27} app#_A(x1,x2) = x2 + 8 filter_1_A(x1) = max{16, x1 - 2} filter2_4#_A(x1,x2,x3,x4) = x4 + 7 app_A(x1,x2) = max{16, x1 - 18, x2 - 18} true_0_A = 13 false_0_A = 1 filter2_3_A(x1,x2,x3) = max{4, x1 - 2, x3 - 2} c_0_A = 17 c_1_A(x1) = max{13, x1 - 40} cons_0_A = 14 cons_1_A(x1) = max{15, x1 - 19} filter2_0_A = 1 filter2_1_A(x1) = max{2, x1 - 19} filter2_2_A(x1,x2) = max{3, x2 - 19} if_0_A = 11 if_1_A(x1) = max{12, x1 - 19} if_2_A(x1,x2) = max{13, x1 - 74, x2 - 19} map_0_A = 17 map_1_A(x1) = max{1, x1 - 19} s_0_A = 14 s_1_A(x1) = max{15, x1 - 19} f_1_A(x1) = max{14, x1 - 20} |0|_0_A = 19 |1|_0_A = 19 filter_2_A(x1,x2) = max{15, x1 - 28, x2 - 29} nil_0_A = 0 base order 2: precedence: app# = app > cons_2 = map_0 = s_1 > filter2_3 = cons_1 = if_2 = map_1 = s_0 = f_1 = |0|_0 = |1|_0 = filter_2 > true_0 = false_0 = c_1 = cons_0 = filter2_2 = if_1 = nil_0 > filter_2# = c_0 = filter2_1 = if_0 > filter_1 = filter2_4# = filter2_0 partial status: pi(filter_2#) = [] pi(cons_2) = [2] pi(app#) = [2] pi(filter_1) = [] pi(filter2_4#) = [] pi(app) = [] pi(true_0) = [] pi(false_0) = [] pi(filter2_3) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(s_0) = [] pi(s_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(|1|_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p6 -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: filter_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p2: app#(filter_1(x1),y) -> filter_2#(x1,y) p3: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p4: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p5: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: {p1, p2, p3, p4, p5} -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: filter_2#(|fun|,cons_2(x,xs)) -> app#(|fun|,x) p2: app#(filter_1(x1),y) -> filter_2#(x1,y) p3: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p4: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p5: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r3, r5, r7, r9, r11, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: filter_2#_A(x1,x2) = max{4, x1 - 1} cons_2_A(x1,x2) = max{15, x1 - 51, x2 - 51} app#_A(x1,x2) = max{1, x1 - 2} filter_1_A(x1) = x1 + 6 filter2_4#_A(x1,x2,x3,x4) = max{4, x2 - 1} app_A(x1,x2) = max{17, x1 - 18, x2 + 7} false_0_A = 8 true_0_A = 8 c_0_A = 7 c_1_A(x1) = max{8, x1 - 15} cons_0_A = 17 cons_1_A(x1) = max{14, x1 - 33} filter_0_A = 2 filter2_0_A = 4 filter2_1_A(x1) = max{5, x1 - 1} filter2_2_A(x1,x2) = max{x1 - 20, x2 + 16} filter2_3_A(x1,x2,x3) = max{17, x1 - 38, x2 - 2, x3 - 1} g_0_A = 1 g_1_A(x1) = max{8, x1 - 1} if_0_A = 15 if_1_A(x1) = max{16, x1 - 1} if_2_A(x1,x2) = max{17, x1 - 19, x2 - 1} map_0_A = 1 map_1_A(x1) = max{2, x1 - 1} s_0_A = 15 s_1_A(x1) = max{16, x1 - 1} f_1_A(x1) = max{11, x1 - 17} |0|_0_A = 16 |1|_0_A = 16 filter_2_A(x1,x2) = max{9, x1 - 76, x2 - 56} nil_0_A = 2 base order 2: precedence: app# = app = filter2_0 > filter2_3 = s_1 = filter_2 > filter_1 = filter2_2 = s_0 = f_1 = |1|_0 > false_0 = c_1 = filter_0 = filter2_1 = if_2 > filter_2# = filter2_4# = c_0 = g_1 = if_1 > cons_2 = g_0 = if_0 = |0|_0 > true_0 = cons_1 = map_1 = nil_0 > cons_0 = map_0 partial status: pi(filter_2#) = [] pi(cons_2) = [] pi(app#) = [] pi(filter_1) = [] pi(filter2_4#) = [] pi(app) = [2] pi(false_0) = [] pi(true_0) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter_0) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [2] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(s_0) = [] pi(s_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(|1|_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p1 -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: app#(filter_1(x1),y) -> filter_2#(x1,y) p2: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p3: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p4: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: {p2, p3, p4} -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p2: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) p3: filter2_4#(false_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r3, r5, r7, r8, r9, r11, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: filter_2#_A(x1,x2) = x2 + 17 cons_2_A(x1,x2) = max{24, x1 + 14, x2 + 23} filter2_4#_A(x1,x2,x3,x4) = max{22, x3 + 13, x4 + 18} app_A(x1,x2) = max{x1 - 15, x2 + 31} true_0_A = 32 false_0_A = 32 c_0_A = 1 c_1_A(x1) = max{8, x1 - 57} cons_0_A = 13 cons_1_A(x1) = x1 + 30 filter_0_A = 14 filter_1_A(x1) = max{1, x1 - 1} filter2_0_A = 1 filter2_1_A(x1) = max{13, x1 - 1} filter2_2_A(x1,x2) = max{12, x1 - 17, x2 - 1} filter2_3_A(x1,x2,x3) = max{14, x1 - 40, x2 - 17, x3 - 1} g_0_A = 14 g_1_A(x1) = 10 if_0_A = 14 if_1_A(x1) = max{13, x1 - 1} if_2_A(x1,x2) = max{12, x1 - 17, x2 - 1} map_0_A = 1 map_1_A(x1) = max{10, x1 - 9} s_0_A = 1 s_1_A(x1) = max{10, x1 - 35} f_1_A(x1) = max{33, x1 - 34} |0|_0_A = 33 |1|_0_A = 33 filter_2_A(x1,x2) = max{10, x1 - 42, x2 - 37} nil_0_A = 0 base order 2: precedence: cons_0 = filter2_0 = g_0 = map_0 = |1|_0 = filter_2 = nil_0 > filter_1 > app = filter_0 > filter2_3 = g_1 = s_1 > cons_2 = filter2_2 = map_1 = s_0 = f_1 = |0|_0 > filter2_4# = true_0 = false_0 = c_1 = cons_1 = filter2_1 = if_2 > filter_2# = c_0 = if_1 > if_0 partial status: pi(filter_2#) = [2] pi(cons_2) = [2] pi(filter2_4#) = [] pi(app) = [] pi(true_0) = [] pi(false_0) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter_0) = [] pi(filter_1) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(s_0) = [] pi(s_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(|1|_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p3 -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p2: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: {p1, p2} -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: filter_2#(|fun|,cons_2(x,xs)) -> filter2_4#(app(|fun|,x),|fun|,x,xs) p2: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r3, r5, r7, r8, r9, r11, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: filter_2#_A(x1,x2) = max{2, x2 + 1} cons_2_A(x1,x2) = max{28, x1 + 4, x2 + 4} filter2_4#_A(x1,x2,x3,x4) = max{x3 + 3, x4 + 3} app_A(x1,x2) = max{49, x1 + 6, x2 + 6} true_0_A = 21 c_0_A = 1 c_1_A(x1) = max{8, x1 - 49} cons_0_A = 16 cons_1_A(x1) = max{21, x1 - 1} filter_0_A = 1 filter_1_A(x1) = max{8, x1 - 15} filter2_0_A = 8 filter2_1_A(x1) = max{7, x1 - 7} filter2_2_A(x1,x2) = max{14, x1 - 8, x2 - 7} filter2_3_A(x1,x2,x3) = max{21, x1 - 9, x2 - 8, x3 - 7} g_0_A = 1 g_1_A(x1) = max{8, x1 - 95} if_0_A = 1 if_1_A(x1) = max{8, x1 + 5} if_2_A(x1,x2) = max{1, x1 - 7, x2 - 7} map_0_A = 1 map_1_A(x1) = max{29, x1 - 10} s_0_A = 1 s_1_A(x1) = max{46, x1 - 46} f_1_A(x1) = max{45, x1 - 47} |0|_0_A = 46 |1|_0_A = 46 false_0_A = 19 filter_2_A(x1,x2) = max{25, x1 - 14, x2 - 29} nil_0_A = 0 base order 2: precedence: filter_2 = nil_0 > app = filter_0 > filter_2# = cons_2 = filter_1 = filter2_3 = map_1 = s_1 > filter2_4# = cons_1 = filter2_2 = map_0 = s_0 = f_1 = |0|_0 = |1|_0 > true_0 = c_1 = cons_0 = filter2_1 = if_1 = if_2 = false_0 > c_0 = filter2_0 = g_1 = if_0 > g_0 partial status: pi(filter_2#) = [2] pi(cons_2) = [2] pi(filter2_4#) = [] pi(app) = [1] pi(true_0) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter_0) = [] pi(filter_1) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [1] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(s_0) = [] pi(s_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(|1|_0) = [] pi(false_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p1 -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: filter2_4#(true_0(),|fun|,x,xs) -> filter_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: (no SCCs) -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: map_2#(|fun|,cons_2(x,xs)) -> map_2#(|fun|,xs) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r5, r7, r8, r9, r11, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: map_2#_A(x1,x2) = max{x1 + 12, x2 + 20} cons_2_A(x1,x2) = max{10, x1 - 8, x2 + 6} app_A(x1,x2) = max{7, x1 - 23, x2 - 21} c_0_A = 22 c_1_A(x1) = max{1, x1 - 65} cons_0_A = 6 cons_1_A(x1) = max{7, x1 - 22} filter_0_A = 6 filter_1_A(x1) = max{7, x1 - 21} filter2_0_A = 5 filter2_1_A(x1) = max{6, x1 - 22} filter2_2_A(x1,x2) = max{1, x1 - 46, x2 - 22} filter2_3_A(x1,x2,x3) = max{7, x1 - 69, x2 - 46, x3 - 21} g_0_A = 32 g_1_A(x1) = max{8, x1 - 22} if_0_A = 1 if_1_A(x1) = max{6, x1 - 22} if_2_A(x1,x2) = max{1, x1 - 46, x2 - 22} map_0_A = 3 map_1_A(x1) = max{4, x1 - 22} s_0_A = 6 s_1_A(x1) = max{7, x1 - 41} f_1_A(x1) = max{6, x1 - 42} |0|_0_A = 2 true_0_A = 1 |1|_0_A = 6 false_0_A = 5 filter_2_A(x1,x2) = max{8, x1 - 22, x2 - 12} nil_0_A = 0 base order 2: precedence: map_2# > cons_2 > filter_2 = nil_0 > app = filter_0 = map_0 > cons_1 = filter_1 = filter2_0 = filter2_3 = g_0 = if_0 = map_1 > c_1 = cons_0 = filter2_2 = if_1 = if_2 = s_1 = f_1 = |0|_0 = |1|_0 > c_0 = filter2_1 = g_1 = s_0 = true_0 = false_0 partial status: pi(map_2#) = [2] pi(cons_2) = [2] pi(app) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter_0) = [] pi(filter_1) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(s_0) = [] pi(s_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(true_0) = [] pi(|1|_0) = [] pi(false_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p1 Then no dependency pair remains. -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: g_2#(x,c_1(y)) -> g_2#(s_1(x),y) p2: g_2#(x,c_1(y)) -> g_2#(x,y) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r2, r3, r5, r8, r9, r11, r13, r16, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: g_2#_A(x1,x2) = max{16, x2 + 11} c_1_A(x1) = x1 + 17 s_1_A(x1) = x1 + 55 app_A(x1,x2) = max{25, x1 - 8, x2 - 16} cons_0_A = 6 cons_1_A(x1) = max{7, x1 - 17} cons_2_A(x1,x2) = max{6, x1 - 26, x2 - 17} filter_0_A = 1 filter_1_A(x1) = max{2, x1 - 17} filter2_1_A(x1) = x1 + 9 filter2_2_A(x1,x2) = max{3, x1 - 1, x2 - 17} filter2_3_A(x1,x2,x3) = max{4, x1 - 10, x2 - 27, x3 - 25} g_0_A = 6 g_1_A(x1) = max{7, x1 - 68} if_0_A = 6 if_1_A(x1) = max{7, x1 - 16} map_0_A = 1 map_1_A(x1) = max{2, x1 - 26} f_1_A(x1) = max{27, x1 - 27} |0|_0_A = 2 true_0_A = 1 |1|_0_A = 26 false_0_A = 1 filter_2_A(x1,x2) = max{8, x1 - 17, x2 - 7} nil_0_A = 0 base order 2: precedence: s_1 = filter_2 > app > f_1 > cons_2 = map_1 = nil_0 > cons_0 = |0|_0 = |1|_0 > c_1 = cons_1 = filter_1 = filter2_3 = g_1 = map_0 = true_0 = false_0 > g_2# = filter_0 = filter2_2 = g_0 = if_1 > filter2_1 = if_0 partial status: pi(g_2#) = [2] pi(c_1) = [1] pi(s_1) = [1] pi(app) = [] pi(cons_0) = [] pi(cons_1) = [] pi(cons_2) = [] pi(filter_0) = [] pi(filter_1) = [] pi(filter2_1) = [1] pi(filter2_2) = [] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [] pi(map_0) = [] pi(map_1) = [] pi(f_1) = [] pi(|0|_0) = [] pi(true_0) = [] pi(|1|_0) = [] pi(false_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p2 -- SCC decomposition. Consider the dependency pair problem (P, R), where P consists of p1: g_2#(x,c_1(y)) -> g_2#(s_1(x),y) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The estimated dependency graph contains the following SCCs: {p1} -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: g_2#(x,c_1(y)) -> g_2#(s_1(x),y) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r2, r5, r7, r9, r11, r13, r14, r16, r18, r19, r20, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: g_2#_A(x1,x2) = x2 c_1_A(x1) = x1 s_1_A(x1) = max{13, x1 - 21} app_A(x1,x2) = max{11, x1 - 11, x2 - 20} cons_0_A = 10 cons_1_A(x1) = max{1, x1 - 21} filter_0_A = 9 filter_1_A(x1) = max{10, x1 - 20} filter2_0_A = 2 filter2_1_A(x1) = max{1, x1 - 21} filter2_2_A(x1,x2) = max{9, x1 - 32, x2 - 19} filter2_3_A(x1,x2,x3) = max{10, x1 - 43, x2 - 30, x3 - 20} g_0_A = 9 g_1_A(x1) = max{10, x1 - 21} if_0_A = 1 if_1_A(x1) = max{0, x1 - 21} if_2_A(x1,x2) = 10 map_0_A = 10 map_1_A(x1) = max{9, x1 - 21} s_0_A = 25 f_1_A(x1) = max{15, x1 - 20} |0|_0_A = 15 true_0_A = 14 |1|_0_A = 19 false_0_A = 1 filter_2_A(x1,x2) = max{16, x1 - 10, x2 - 28} nil_0_A = 0 base order 2: precedence: filter_2 > cons_1 = filter2_1 = nil_0 > app > filter2_3 = f_1 > s_1 = filter2_2 > |0|_0 = |1|_0 > c_1 = cons_0 = filter_1 = filter2_0 = g_1 = if_2 = map_1 = s_0 = true_0 = false_0 > g_2# = filter_0 = g_0 = if_1 = map_0 > if_0 partial status: pi(g_2#) = [2] pi(c_1) = [1] pi(s_1) = [] pi(app) = [] pi(cons_0) = [] pi(cons_1) = [] pi(filter_0) = [] pi(filter_1) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(s_0) = [] pi(f_1) = [] pi(|0|_0) = [] pi(true_0) = [] pi(|1|_0) = [] pi(false_0) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p1 Then no dependency pair remains. -- Reduction pair. Consider the dependency pair problem (P, R), where P consists of p1: f_1#(s_1(x)) -> f_1#(x) and R consists of: r1: app(c_0(),y) -> c_1(y) r2: app(cons_0(),y) -> cons_1(y) r3: app(cons_1(x1),y) -> cons_2(x1,y) r4: app(f_0(),y) -> f_1(y) r5: app(filter_0(),y) -> filter_1(y) r6: app(filter_1(x1),y) -> filter_2(x1,y) r7: app(filter2_0(),y) -> filter2_1(y) r8: app(filter2_1(x1),y) -> filter2_2(x1,y) r9: app(filter2_2(x1,x2),y) -> filter2_3(x1,x2,y) r10: app(filter2_3(x1,x2,x3),y) -> filter2_4(x1,x2,x3,y) r11: app(g_0(),y) -> g_1(y) r12: app(g_1(x1),y) -> g_2(x1,y) r13: app(if_0(),y) -> if_1(y) r14: app(if_1(x1),y) -> if_2(x1,y) r15: app(if_2(x1,x2),y) -> if_3(x1,x2,y) r16: app(map_0(),y) -> map_1(y) r17: app(map_1(x1),y) -> map_2(x1,y) r18: app(s_0(),y) -> s_1(y) r19: f_1(|0|_0()) -> true_0() r20: f_1(|1|_0()) -> false_0() r21: f_1(s_1(x)) -> f_1(x) r22: if_3(true_0(),s_1(x),s_1(y)) -> s_1(x) r23: if_3(false_0(),s_1(x),s_1(y)) -> s_1(y) r24: g_2(x,c_1(y)) -> c_1(g_2(x,y)) r25: g_2(x,c_1(y)) -> g_2(x,if_3(f_1(x),c_1(g_2(s_1(x),y)),c_1(y))) r26: map_2(|fun|,nil_0()) -> nil_0() r27: map_2(|fun|,cons_2(x,xs)) -> cons_2(app(|fun|,x),map_2(|fun|,xs)) r28: filter_2(|fun|,nil_0()) -> nil_0() r29: filter_2(|fun|,cons_2(x,xs)) -> filter2_4(app(|fun|,x),|fun|,x,xs) r30: filter2_4(true_0(),|fun|,x,xs) -> cons_2(x,filter_2(|fun|,xs)) r31: filter2_4(false_0(),|fun|,x,xs) -> filter_2(|fun|,xs) The set of usable rules consists of r1, r2, r3, r4, r5, r7, r8, r9, r11, r12, r13, r14, r16, r19, r20, r21, r24, r25, r28 Take the reduction pair: generalized weighted path order (>=MG, >MG) base order 1: max/plus interpretation on natural numbers: f_1#_A(x1) = max{14, x1 + 7} s_1_A(x1) = max{14, x1 + 8} app_A(x1,x2) = max{46, x1 - 47, x2 - 16} c_0_A = 48 c_1_A(x1) = max{2, x1 - 52} cons_0_A = 48 cons_1_A(x1) = max{45, x1 - 130} cons_2_A(x1,x2) = max{2, x1 - 177, x2 - 18} f_0_A = 8 f_1_A(x1) = max{9, x1 - 64} filter_0_A = 5 filter_1_A(x1) = max{6, x1 - 160} filter2_0_A = 44 filter2_1_A(x1) = max{45, x1 - 17} filter2_2_A(x1,x2) = max{46, x1 - 64, x2 - 17} filter2_3_A(x1,x2,x3) = max{44, x1 - 112, x2 - 65, x3 - 17} g_0_A = 43 g_1_A(x1) = max{44, x1 - 17} g_2_A(x1,x2) = max{45, x1 - 65, x2 - 27} if_0_A = 10 if_1_A(x1) = max{11, x1 - 16} if_2_A(x1,x2) = max{12, x1 - 63, x2 - 16} map_0_A = 45 map_1_A(x1) = max{46, x1 - 177} |0|_0_A = 2 true_0_A = 1 |1|_0_A = 9 false_0_A = 8 if_3_A(x1,x2,x3) = max{13, x1 - 62, x2 - 17, x3 - 15} filter_2_A(x1,x2) = max{7, x1 - 208, x2 - 117} nil_0_A = 6 base order 2: precedence: |0|_0 = filter_2 = nil_0 > true_0 > s_1 > if_3 > app > f_1 = filter_0 = filter2_3 = if_1 = if_2 = |1|_0 > f_1# = c_1 = cons_0 = cons_2 = f_0 = filter_1 = filter2_1 = filter2_2 = g_2 = if_0 = map_1 = false_0 > c_0 = cons_1 = filter2_0 = g_1 = map_0 > g_0 partial status: pi(f_1#) = [1] pi(s_1) = [1] pi(app) = [] pi(c_0) = [] pi(c_1) = [] pi(cons_0) = [] pi(cons_1) = [] pi(cons_2) = [] pi(f_0) = [] pi(f_1) = [] pi(filter_0) = [] pi(filter_1) = [] pi(filter2_0) = [] pi(filter2_1) = [] pi(filter2_2) = [] pi(filter2_3) = [] pi(g_0) = [] pi(g_1) = [] pi(g_2) = [] pi(if_0) = [] pi(if_1) = [] pi(if_2) = [] pi(map_0) = [] pi(map_1) = [] pi(|0|_0) = [] pi(true_0) = [] pi(|1|_0) = [] pi(false_0) = [] pi(if_3) = [] pi(filter_2) = [] pi(nil_0) = [] The following rules are removed: p1 Then no dependency pair remains.