Problem: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) Proof: Complexity Transformation Processor: strict: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(mark(X)) -> top(proper(X)) top(ok(X)) -> top(active(X)) weak: Matrix Interpretation Processor: dimension: 1 max_matrix: 1 interpretation: [top](x0) = x0 + 14, [ok](x0) = x0 + 3, [proper](x0) = x0 + 8, [mark](x0) = x0 + 8, [b] = 3, [active](x0) = x0 + 2, [f](x0, x1, x2) = x0 + x1 + x2 + 4, [a] = 9 orientation: active(f(a(),X,X)) = 2X + 15 >= X + 18 = mark(f(X,b(),b())) active(b()) = 5 >= 17 = mark(a()) active(f(X1,X2,X3)) = X1 + X2 + X3 + 6 >= X1 + X2 + X3 + 6 = f(X1,active(X2),X3) f(X1,mark(X2),X3) = X1 + X2 + X3 + 12 >= X1 + X2 + X3 + 12 = mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) = X1 + X2 + X3 + 12 >= X1 + X2 + X3 + 28 = f(proper(X1),proper(X2),proper(X3)) proper(a()) = 17 >= 12 = ok(a()) proper(b()) = 11 >= 6 = ok(b()) f(ok(X1),ok(X2),ok(X3)) = X1 + X2 + X3 + 13 >= X1 + X2 + X3 + 7 = ok(f(X1,X2,X3)) top(mark(X)) = X + 22 >= X + 22 = top(proper(X)) top(ok(X)) = X + 17 >= X + 16 = top(active(X)) problem: strict: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) top(mark(X)) -> top(proper(X)) weak: proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Matrix Interpretation Processor: dimension: 1 max_matrix: 1 interpretation: [top](x0) = x0 + 4, [ok](x0) = x0, [proper](x0) = x0, [mark](x0) = x0 + 1, [b] = 13, [active](x0) = x0, [f](x0, x1, x2) = x0 + x1 + x2 + 4, [a] = 12 orientation: active(f(a(),X,X)) = 2X + 16 >= X + 31 = mark(f(X,b(),b())) active(b()) = 13 >= 13 = mark(a()) active(f(X1,X2,X3)) = X1 + X2 + X3 + 4 >= X1 + X2 + X3 + 4 = f(X1,active(X2),X3) f(X1,mark(X2),X3) = X1 + X2 + X3 + 5 >= X1 + X2 + X3 + 5 = mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) = X1 + X2 + X3 + 4 >= X1 + X2 + X3 + 4 = f(proper(X1),proper(X2),proper(X3)) top(mark(X)) = X + 5 >= X + 4 = top(proper(X)) proper(a()) = 12 >= 12 = ok(a()) proper(b()) = 13 >= 13 = ok(b()) f(ok(X1),ok(X2),ok(X3)) = X1 + X2 + X3 + 4 >= X1 + X2 + X3 + 4 = ok(f(X1,X2,X3)) top(ok(X)) = X + 4 >= X + 4 = top(active(X)) problem: strict: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) weak: top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Matrix Interpretation Processor: dimension: 1 max_matrix: 1 interpretation: [top](x0) = x0 + 2, [ok](x0) = x0 + 2, [proper](x0) = x0 + 2, [mark](x0) = x0 + 2, [b] = 2, [active](x0) = x0 + 2, [f](x0, x1, x2) = x0 + x1 + x2 + 10, [a] = 0 orientation: active(f(a(),X,X)) = 2X + 12 >= X + 16 = mark(f(X,b(),b())) active(b()) = 4 >= 2 = mark(a()) active(f(X1,X2,X3)) = X1 + X2 + X3 + 12 >= X1 + X2 + X3 + 12 = f(X1,active(X2),X3) f(X1,mark(X2),X3) = X1 + X2 + X3 + 12 >= X1 + X2 + X3 + 12 = mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) = X1 + X2 + X3 + 12 >= X1 + X2 + X3 + 16 = f(proper(X1),proper(X2),proper(X3)) top(mark(X)) = X + 4 >= X + 4 = top(proper(X)) proper(a()) = 2 >= 2 = ok(a()) proper(b()) = 4 >= 4 = ok(b()) f(ok(X1),ok(X2),ok(X3)) = X1 + X2 + X3 + 16 >= X1 + X2 + X3 + 12 = ok(f(X1,X2,X3)) top(ok(X)) = X + 4 >= X + 4 = top(active(X)) problem: strict: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) weak: active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Splitting Processor: strict: active(f(a(),X,X)) -> mark(f(X,b(),b())) weak: active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) Matrix Interpretation Processor: dimension: 4 max_matrix: [1 1 1 0] [0 0 1 0] [0 0 0 1] [0 0 0 0] interpretation: [1 0 0 0] [0 0 1 0] [top](x0) = [0 0 0 0]x0 [0 0 0 0] , [1 1 0 0] [0 0 1 0] [ok](x0) = [0 0 0 0]x0 [0 0 0 0] , [1 0 0 0] [0 0 1 0] [proper](x0) = [0 0 0 0]x0 [0 0 0 0] , [1 0 0 0] [0 0 0 0] [mark](x0) = [0 0 0 1]x0 [0 0 0 0] , [0] [0] [b] = [0] [0], [1 0 0 0] [0 0 0 0] [active](x0) = [0 0 0 0]x0 [0 0 0 0] , [1 1 1 0] [1 0 0 0] [1 1 1 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [f](x0, x1, x2) = [0 0 0 0]x0 + [0 0 0 0]x1 + [0 0 0 0]x2 [0 0 0 0] [0 0 0 0] [0 0 0 0] , [0] [0] [a] = [1] [0] orientation: [2 1 1 0] [1] [1 1 1 0] [0 0 0 0] [0] [0 0 0 0] active(f(a(),X,X)) = [0 0 0 0]X + [0] >= [0 0 0 0]X = mark(f(X,b(),b())) [0 0 0 0] [0] [0 0 0 0] [0] [0] [0] [0] active(b()) = [0] >= [0] = mark(a()) [0] [0] [1 0 0 0] [1 0 0 0] [0 0 0 1] [0 0 0 0] top(mark(X)) = [0 0 0 0]X >= [0 0 0 0]X = top(proper(X)) [0 0 0 0] [0 0 0 0] [0] [0] [1] [1] proper(a()) = [0] >= [0] = ok(a()) [0] [0] [0] [0] [0] [0] proper(b()) = [0] >= [0] = ok(b()) [0] [0] [1 1 1 0] [1 1 0 0] [1 1 1 0] [1 1 1 0] [1 0 0 0] [1 1 1 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] f(ok(X1),ok(X2),ok(X3)) = [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 >= [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 = ok(f(X1,X2,X3)) [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [1 1 0 0] [1 0 0 0] [0 0 0 0] [0 0 0 0] top(ok(X)) = [0 0 0 0]X >= [0 0 0 0]X = top(active(X)) [0 0 0 0] [0 0 0 0] [1 1 1 0] [1 0 0 0] [1 1 1 0] [1 1 1 0] [1 0 0 0] [1 1 1 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] active(f(X1,X2,X3)) = [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 >= [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 = f(X1,active(X2),X3) [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [1 1 1 0] [1 0 0 0] [1 1 1 0] [1 1 1 0] [1 0 0 0] [1 1 1 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] f(X1,mark(X2),X3) = [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 >= [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 = mark(f(X1,X2,X3)) [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [1 1 1 0] [1 0 0 0] [1 1 1 0] [1 0 1 0] [1 0 0 0] [1 0 1 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] proper(f(X1,X2,X3)) = [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 >= [0 0 0 0]X1 + [0 0 0 0]X2 + [0 0 0 0]X3 = f(proper(X1),proper(X2),proper(X3)) [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] [0 0 0 0] problem: strict: weak: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) Qed strict: active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) weak: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Splitting Processor: strict: f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) weak: active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) Bounds Processor: bound: 0 enrichment: match automaton: final states: {11,9,8,7,6,5} transitions: active0(2) -> 5* active0(9) -> 5* active0(4) -> 5* active0(11) -> 5* active0(1) -> 5* active0(3) -> 5* f0(3,4,2) -> 7* f0(3,2,11) -> 7* f0(3,4,11) -> 7* f0(11,1,4) -> 7* f0(1,1,4) -> 7* f0(11,3,4) -> 7* f0(1,3,4) -> 7* f0(11,2,9) -> 7* f0(1,2,9) -> 7* f0(11,4,9) -> 7* f0(11,9,4) -> 7* f0(1,4,9) -> 7* f0(1,9,4) -> 7* f0(11,11,4) -> 7* f0(11,1,1) -> 7* f0(9,1,2) -> 7* f0(4,1,2) -> 7* f0(1,11,4) -> 7* f0(1,1,1) -> 7* f0(11,3,1) -> 7* f0(9,3,2) -> 7* f0(4,3,2) -> 7* f0(1,3,1) -> 7* f0(9,1,11) -> 7* f0(4,1,11) -> 7* f0(9,3,11) -> 7* f0(4,3,11) -> 7* f0(11,9,1) -> 7* f0(9,9,2) -> 7* f0(4,9,2) -> 7* f0(1,9,1) -> 7* f0(11,11,1) -> 7* f0(9,11,2) -> 7* f0(4,11,2) -> 7* f0(1,11,1) -> 7* f0(2,2,4) -> 7* f0(9,9,11) -> 7* f0(4,9,11) -> 7* f0(2,4,4) -> 7* f0(9,11,11) -> 7* f0(11,2,3) -> 7* f0(4,11,11) -> 7* f0(2,1,9) -> 7* f0(1,2,3) -> 7* f0(11,4,3) -> 7* f0(2,3,9) -> 7* f0(1,4,3) -> 7* f0(2,2,1) -> 7* f0(2,9,9) -> 7* f0(2,4,1) -> 7* f0(2,11,9) -> 7* f0(3,1,4) -> 7* f0(3,3,4) -> 7* f0(2,1,3) -> 7* f0(3,2,9) -> 7* f0(2,3,3) -> 7* f0(3,4,9) -> 7* f0(3,9,4) -> 7* f0(11,1,2) -> 7* f0(3,11,4) -> 7* f0(3,1,1) -> 7* f0(1,1,2) -> 7* f0(11,3,2) -> 7* f0(3,3,1) -> 7* f0(1,3,2) -> 7* f0(11,1,11) -> 7* f0(2,9,3) -> 7* f0(11,3,11) -> 7* f0(1,1,11) -> 7* f0(2,11,3) -> 7* f0(11,9,2) -> 7* f0(1,3,11) -> 7* f0(3,9,1) -> 7* f0(1,9,2) -> 7* f0(11,11,2) -> 7* f0(9,2,4) -> 7* f0(3,11,1) -> 7* f0(1,11,2) -> 7* f0(4,2,4) -> 7* f0(11,9,11) -> 7* f0(9,4,4) -> 7* f0(4,4,4) -> 7* f0(11,11,11) -> 7* f0(1,9,11) -> 7* f0(9,1,9) -> 7* f0(4,1,9) -> 7* f0(1,11,11) -> 7* f0(9,3,9) -> 7* f0(3,2,3) -> 7* f0(4,3,9) -> 7* f0(3,4,3) -> 7* f0(9,2,1) -> 7* f0(4,2,1) -> 7* f0(2,2,2) -> 7* f0(9,9,9) -> 7* f0(9,4,1) -> 7* f0(4,9,9) -> 7* f0(4,4,1) -> 7* f0(2,4,2) -> 7* f0(9,11,9) -> 7* f0(4,11,9) -> 7* f0(2,2,11) -> 7* f0(2,4,11) -> 7* f0(9,1,3) -> 7* f0(4,1,3) -> 7* f0(9,3,3) -> 7* f0(4,3,3) -> 7* f0(3,1,2) -> 7* f0(9,9,3) -> 7* f0(3,3,2) -> 7* f0(4,9,3) -> 7* f0(9,11,3) -> 7* f0(3,1,11) -> 7* f0(4,11,3) -> 7* f0(3,3,11) -> 7* f0(3,9,2) -> 7* f0(11,2,4) -> 7* f0(3,11,2) -> 7* f0(1,2,4) -> 7* f0(11,4,4) -> 7* f0(3,9,11) -> 7* f0(11,1,9) -> 7* f0(1,4,4) -> 7* f0(3,11,11) -> 7* f0(1,1,9) -> 7* f0(11,3,9) -> 7* f0(1,3,9) -> 7* f0(11,2,1) -> 7* f0(9,2,2) -> 7* f0(4,2,2) -> 7* f0(11,9,9) -> 7* f0(1,2,1) -> 7* f0(11,4,1) -> 7* f0(9,4,2) -> 7* f0(4,4,2) -> 7* f0(1,9,9) -> 7* f0(11,11,9) -> 7* f0(1,4,1) -> 7* f0(9,2,11) -> 7* f0(1,11,9) -> 7* f0(4,2,11) -> 7* f0(9,4,11) -> 7* f0(4,4,11) -> 7* f0(2,1,4) -> 7* f0(2,3,4) -> 7* f0(11,1,3) -> 7* f0(1,1,3) -> 7* f0(11,3,3) -> 7* f0(2,2,9) -> 7* f0(1,3,3) -> 7* f0(2,4,9) -> 7* f0(2,9,4) -> 7* f0(2,11,4) -> 7* f0(2,1,1) -> 7* f0(11,9,3) -> 7* f0(2,3,1) -> 7* f0(1,9,3) -> 7* f0(11,11,3) -> 7* f0(1,11,3) -> 7* f0(2,9,1) -> 7* f0(2,11,1) -> 7* f0(3,2,4) -> 7* f0(3,4,4) -> 7* f0(3,1,9) -> 7* f0(2,2,3) -> 7* f0(3,3,9) -> 7* f0(2,4,3) -> 7* f0(11,2,2) -> 7* f0(3,2,1) -> 7* f0(1,2,2) -> 7* f0(11,4,2) -> 7* f0(3,9,9) -> 7* f0(3,4,1) -> 7* f0(1,4,2) -> 7* f0(11,2,11) -> 7* f0(3,11,9) -> 7* f0(1,2,11) -> 7* f0(11,4,11) -> 7* f0(1,4,11) -> 7* f0(9,1,4) -> 7* f0(4,1,4) -> 7* f0(9,3,4) -> 7* f0(4,3,4) -> 7* f0(9,2,9) -> 7* f0(3,1,3) -> 7* f0(4,2,9) -> 7* f0(9,4,9) -> 7* f0(9,9,4) -> 7* f0(3,3,3) -> 7* f0(4,4,9) -> 7* f0(4,9,4) -> 7* f0(9,11,4) -> 7* f0(9,1,1) -> 7* f0(4,11,4) -> 7* f0(4,1,1) -> 7* f0(2,1,2) -> 7* f0(9,3,1) -> 7* f0(4,3,1) -> 7* f0(2,3,2) -> 7* f0(3,9,3) -> 7* f0(2,1,11) -> 7* f0(3,11,3) -> 7* f0(2,3,11) -> 7* f0(9,9,1) -> 7* f0(4,9,1) -> 7* f0(2,9,2) -> 7* f0(9,11,1) -> 7* f0(4,11,1) -> 7* f0(2,11,2) -> 7* f0(2,9,11) -> 7* f0(9,2,3) -> 7* f0(2,11,11) -> 7* f0(4,2,3) -> 7* f0(9,4,3) -> 7* f0(4,4,3) -> 7* f0(3,2,2) -> 7* proper0(2) -> 6* proper0(9) -> 6* proper0(4) -> 6* proper0(11) -> 6* proper0(1) -> 6* proper0(3) -> 6* mark0(7) -> 7* mark0(2) -> 9*,5,1 mark0(9) -> 1* mark0(4) -> 1* mark0(11) -> 1* mark0(1) -> 1* mark0(3) -> 1* a0() -> 2* b0() -> 3* top0(5) -> 8* top0(2) -> 8* top0(9) -> 8* top0(4) -> 8* top0(11) -> 8* top0(6) -> 8* top0(1) -> 8* top0(3) -> 8* ok0(7) -> 7* ok0(2) -> 11*,6,4 ok0(9) -> 4* ok0(4) -> 4* ok0(11) -> 4* ok0(1) -> 4* ok0(3) -> 11*,6,4 problem: strict: proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) weak: active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Bounds Processor: bound: 0 enrichment: match automaton: final states: {11,9,8,7,6,5} transitions: active0(2) -> 6* active0(9) -> 6* active0(4) -> 6* active0(11) -> 6* active0(1) -> 6* active0(3) -> 6* f0(3,4,2) -> 7* f0(3,2,11) -> 7* f0(3,4,11) -> 7* f0(11,1,4) -> 7* f0(1,1,4) -> 7* f0(11,3,4) -> 7* f0(1,3,4) -> 7* f0(11,2,9) -> 7* f0(1,2,9) -> 7* f0(11,4,9) -> 7* f0(11,9,4) -> 7* f0(1,4,9) -> 7* f0(1,9,4) -> 7* f0(11,11,4) -> 7* f0(11,1,1) -> 7* f0(9,1,2) -> 7* f0(4,1,2) -> 7* f0(1,11,4) -> 7* f0(1,1,1) -> 7* f0(11,3,1) -> 7* f0(9,3,2) -> 7* f0(4,3,2) -> 7* f0(1,3,1) -> 7* f0(9,1,11) -> 7* f0(4,1,11) -> 7* f0(9,3,11) -> 7* f0(4,3,11) -> 7* f0(11,9,1) -> 7* f0(9,9,2) -> 7* f0(4,9,2) -> 7* f0(1,9,1) -> 7* f0(11,11,1) -> 7* f0(9,11,2) -> 7* f0(4,11,2) -> 7* f0(1,11,1) -> 7* f0(2,2,4) -> 7* f0(9,9,11) -> 7* f0(4,9,11) -> 7* f0(2,4,4) -> 7* f0(9,11,11) -> 7* f0(11,2,3) -> 7* f0(4,11,11) -> 7* f0(2,1,9) -> 7* f0(1,2,3) -> 7* f0(11,4,3) -> 7* f0(2,3,9) -> 7* f0(1,4,3) -> 7* f0(2,2,1) -> 7* f0(2,9,9) -> 7* f0(2,4,1) -> 7* f0(2,11,9) -> 7* f0(3,1,4) -> 7* f0(3,3,4) -> 7* f0(2,1,3) -> 7* f0(3,2,9) -> 7* f0(2,3,3) -> 7* f0(3,4,9) -> 7* f0(3,9,4) -> 7* f0(11,1,2) -> 7* f0(3,11,4) -> 7* f0(3,1,1) -> 7* f0(1,1,2) -> 7* f0(11,3,2) -> 7* f0(3,3,1) -> 7* f0(1,3,2) -> 7* f0(11,1,11) -> 7* f0(2,9,3) -> 7* f0(11,3,11) -> 7* f0(1,1,11) -> 7* f0(2,11,3) -> 7* f0(11,9,2) -> 7* f0(1,3,11) -> 7* f0(3,9,1) -> 7* f0(1,9,2) -> 7* f0(11,11,2) -> 7* f0(9,2,4) -> 7* f0(3,11,1) -> 7* f0(1,11,2) -> 7* f0(4,2,4) -> 7* f0(11,9,11) -> 7* f0(9,4,4) -> 7* f0(4,4,4) -> 7* f0(11,11,11) -> 7* f0(1,9,11) -> 7* f0(9,1,9) -> 7* f0(4,1,9) -> 7* f0(1,11,11) -> 7* f0(9,3,9) -> 7* f0(3,2,3) -> 7* f0(4,3,9) -> 7* f0(3,4,3) -> 7* f0(9,2,1) -> 7* f0(4,2,1) -> 7* f0(2,2,2) -> 7* f0(9,9,9) -> 7* f0(9,4,1) -> 7* f0(4,9,9) -> 7* f0(4,4,1) -> 7* f0(2,4,2) -> 7* f0(9,11,9) -> 7* f0(4,11,9) -> 7* f0(2,2,11) -> 7* f0(2,4,11) -> 7* f0(9,1,3) -> 7* f0(4,1,3) -> 7* f0(9,3,3) -> 7* f0(4,3,3) -> 7* f0(3,1,2) -> 7* f0(9,9,3) -> 7* f0(3,3,2) -> 7* f0(4,9,3) -> 7* f0(9,11,3) -> 7* f0(3,1,11) -> 7* f0(4,11,3) -> 7* f0(3,3,11) -> 7* f0(3,9,2) -> 7* f0(11,2,4) -> 7* f0(3,11,2) -> 7* f0(1,2,4) -> 7* f0(11,4,4) -> 7* f0(3,9,11) -> 7* f0(11,1,9) -> 7* f0(1,4,4) -> 7* f0(3,11,11) -> 7* f0(1,1,9) -> 7* f0(11,3,9) -> 7* f0(1,3,9) -> 7* f0(11,2,1) -> 7* f0(9,2,2) -> 7* f0(4,2,2) -> 7* f0(11,9,9) -> 7* f0(1,2,1) -> 7* f0(11,4,1) -> 7* f0(9,4,2) -> 7* f0(4,4,2) -> 7* f0(1,9,9) -> 7* f0(11,11,9) -> 7* f0(1,4,1) -> 7* f0(9,2,11) -> 7* f0(1,11,9) -> 7* f0(4,2,11) -> 7* f0(9,4,11) -> 7* f0(4,4,11) -> 7* f0(2,1,4) -> 7* f0(2,3,4) -> 7* f0(11,1,3) -> 7* f0(1,1,3) -> 7* f0(11,3,3) -> 7* f0(2,2,9) -> 7* f0(1,3,3) -> 7* f0(2,4,9) -> 7* f0(2,9,4) -> 7* f0(2,11,4) -> 7* f0(2,1,1) -> 7* f0(11,9,3) -> 7* f0(2,3,1) -> 7* f0(1,9,3) -> 7* f0(11,11,3) -> 7* f0(1,11,3) -> 7* f0(2,9,1) -> 7* f0(2,11,1) -> 7* f0(3,2,4) -> 7* f0(3,4,4) -> 7* f0(3,1,9) -> 7* f0(2,2,3) -> 7* f0(3,3,9) -> 7* f0(2,4,3) -> 7* f0(11,2,2) -> 7* f0(3,2,1) -> 7* f0(1,2,2) -> 7* f0(11,4,2) -> 7* f0(3,9,9) -> 7* f0(3,4,1) -> 7* f0(1,4,2) -> 7* f0(11,2,11) -> 7* f0(3,11,9) -> 7* f0(1,2,11) -> 7* f0(11,4,11) -> 7* f0(1,4,11) -> 7* f0(9,1,4) -> 7* f0(4,1,4) -> 7* f0(9,3,4) -> 7* f0(4,3,4) -> 7* f0(9,2,9) -> 7* f0(3,1,3) -> 7* f0(4,2,9) -> 7* f0(9,4,9) -> 7* f0(9,9,4) -> 7* f0(3,3,3) -> 7* f0(4,4,9) -> 7* f0(4,9,4) -> 7* f0(9,11,4) -> 7* f0(9,1,1) -> 7* f0(4,11,4) -> 7* f0(4,1,1) -> 7* f0(2,1,2) -> 7* f0(9,3,1) -> 7* f0(4,3,1) -> 7* f0(2,3,2) -> 7* f0(3,9,3) -> 7* f0(2,1,11) -> 7* f0(3,11,3) -> 7* f0(2,3,11) -> 7* f0(9,9,1) -> 7* f0(4,9,1) -> 7* f0(2,9,2) -> 7* f0(9,11,1) -> 7* f0(4,11,1) -> 7* f0(2,11,2) -> 7* f0(2,9,11) -> 7* f0(9,2,3) -> 7* f0(2,11,11) -> 7* f0(4,2,3) -> 7* f0(9,4,3) -> 7* f0(4,4,3) -> 7* f0(3,2,2) -> 7* proper0(2) -> 5* proper0(9) -> 5* proper0(4) -> 5* proper0(11) -> 5* proper0(1) -> 5* proper0(3) -> 5* mark0(7) -> 7* mark0(2) -> 9*,6,1 mark0(9) -> 1* mark0(4) -> 1* mark0(11) -> 1* mark0(1) -> 1* mark0(3) -> 1* a0() -> 2* b0() -> 3* top0(5) -> 8* top0(2) -> 8* top0(9) -> 8* top0(4) -> 8* top0(11) -> 8* top0(6) -> 8* top0(1) -> 8* top0(3) -> 8* ok0(7) -> 7* ok0(2) -> 11*,5,4 ok0(9) -> 4* ok0(4) -> 4* ok0(11) -> 4* ok0(1) -> 4* ok0(3) -> 11*,5,4 problem: strict: weak: proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Qed strict: active(f(X1,X2,X3)) -> f(X1,active(X2),X3) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) weak: f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) Bounds Processor: bound: 1 enrichment: match automaton: final states: {16,14,12,8,7,6,5} transitions: active0(2) -> 6* active0(14) -> 6* active0(4) -> 6* active0(16) -> 6* active0(1) -> 6* active0(3) -> 6* f0(3,4,2) -> 5* f0(16,3,16) -> 5* f0(14,14,3) -> 5* f0(1,3,16) -> 5* f0(16,1,4) -> 5* f0(3,14,14) -> 5* f0(14,16,3) -> 5* f0(4,14,3) -> 5* f0(3,1,16) -> 5* f0(16,3,4) -> 5* f0(3,16,14) -> 5* f0(4,16,3) -> 5* f0(1,1,4) -> 5* f0(14,1,14) -> 5* f0(1,3,4) -> 5* f0(3,14,2) -> 5* f0(14,3,14) -> 5* f0(4,1,14) -> 5* f0(3,16,2) -> 5* f0(4,3,14) -> 5* f0(16,1,1) -> 5* f0(14,1,2) -> 5* f0(16,3,1) -> 5* f0(14,3,2) -> 5* f0(4,1,2) -> 5* f0(1,1,1) -> 5* f0(4,3,2) -> 5* f0(1,3,1) -> 5* f0(2,2,16) -> 5* f0(2,4,16) -> 5* f0(2,2,4) -> 5* f0(2,4,4) -> 5* f0(16,2,3) -> 5* f0(16,4,3) -> 5* f0(1,2,3) -> 5* f0(2,14,16) -> 5* f0(1,4,3) -> 5* f0(2,16,16) -> 5* f0(2,2,1) -> 5* f0(2,14,4) -> 5* f0(2,4,1) -> 5* f0(2,16,4) -> 5* f0(16,14,3) -> 5* f0(3,3,16) -> 5* f0(16,16,3) -> 5* f0(1,14,3) -> 5* f0(3,1,4) -> 5* f0(1,16,3) -> 5* f0(16,1,14) -> 5* f0(3,3,4) -> 5* f0(2,14,1) -> 5* f0(16,3,14) -> 5* f0(1,1,14) -> 5* f0(2,1,3) -> 5* f0(2,16,1) -> 5* f0(1,3,14) -> 5* f0(2,3,3) -> 5* f0(16,1,2) -> 5* f0(16,3,2) -> 5* f0(3,1,1) -> 5* f0(1,1,2) -> 5* f0(3,3,1) -> 5* f0(1,3,2) -> 5* f0(14,2,16) -> 5* f0(4,2,16) -> 5* f0(14,4,16) -> 5* f0(4,4,16) -> 5* f0(14,2,4) -> 5* f0(14,4,4) -> 5* f0(4,2,4) -> 5* f0(4,4,4) -> 5* f0(14,14,16) -> 5* f0(2,2,14) -> 5* f0(3,2,3) -> 5* f0(14,16,16) -> 5* f0(4,14,16) -> 5* f0(2,4,14) -> 5* f0(3,4,3) -> 5* f0(14,2,1) -> 5* f0(4,16,16) -> 5* f0(14,14,4) -> 5* f0(14,4,1) -> 5* f0(4,2,1) -> 5* f0(2,2,2) -> 5* f0(14,16,4) -> 5* f0(4,14,4) -> 5* f0(4,4,1) -> 5* f0(2,4,2) -> 5* f0(4,16,4) -> 5* f0(2,14,14) -> 5* f0(3,14,3) -> 5* f0(2,1,16) -> 5* f0(2,16,14) -> 5* f0(3,16,3) -> 5* f0(14,14,1) -> 5* f0(14,1,3) -> 5* f0(14,16,1) -> 5* f0(4,14,1) -> 5* f0(2,14,2) -> 5* f0(3,1,14) -> 5* f0(14,3,3) -> 5* f0(4,1,3) -> 5* f0(4,16,1) -> 5* f0(2,16,2) -> 5* f0(3,3,14) -> 5* f0(4,3,3) -> 5* f0(3,1,2) -> 5* f0(3,3,2) -> 5* f0(16,2,16) -> 5* f0(16,4,16) -> 5* f0(1,2,16) -> 5* f0(1,4,16) -> 5* f0(16,2,4) -> 5* f0(16,4,4) -> 5* f0(1,2,4) -> 5* f0(14,2,14) -> 5* f0(1,4,4) -> 5* f0(16,14,16) -> 5* f0(4,2,14) -> 5* f0(14,4,14) -> 5* f0(16,16,16) -> 5* f0(4,4,14) -> 5* f0(1,14,16) -> 5* f0(16,2,1) -> 5* f0(14,2,2) -> 5* f0(1,16,16) -> 5* f0(16,14,4) -> 5* f0(16,4,1) -> 5* f0(14,4,2) -> 5* f0(4,2,2) -> 5* f0(1,2,1) -> 5* f0(16,16,4) -> 5* f0(4,4,2) -> 5* f0(1,14,4) -> 5* f0(1,4,1) -> 5* f0(14,14,14) -> 5* f0(1,16,4) -> 5* f0(2,3,16) -> 5* f0(14,16,14) -> 5* f0(4,14,14) -> 5* f0(4,16,14) -> 5* f0(2,1,4) -> 5* f0(16,14,1) -> 5* f0(14,14,2) -> 5* f0(2,3,4) -> 5* f0(16,1,3) -> 5* f0(16,16,1) -> 5* f0(14,16,2) -> 5* f0(4,14,2) -> 5* f0(1,14,1) -> 5* f0(16,3,3) -> 5* f0(4,16,2) -> 5* f0(1,1,3) -> 5* f0(1,16,1) -> 5* f0(1,3,3) -> 5* f0(2,1,1) -> 5* f0(2,3,1) -> 5* f0(3,2,16) -> 5* f0(3,4,16) -> 5* f0(3,2,4) -> 5* f0(16,2,14) -> 5* f0(3,4,4) -> 5* f0(16,4,14) -> 5* f0(1,2,14) -> 5* f0(2,2,3) -> 5* f0(3,14,16) -> 5* f0(1,4,14) -> 5* f0(2,4,3) -> 5* f0(16,2,2) -> 5* f0(3,16,16) -> 5* f0(16,4,2) -> 5* f0(3,2,1) -> 5* f0(1,2,2) -> 5* f0(14,1,16) -> 5* f0(3,14,4) -> 5* f0(3,4,1) -> 5* f0(1,4,2) -> 5* f0(14,3,16) -> 5* f0(4,1,16) -> 5* f0(16,14,14) -> 5* f0(3,16,4) -> 5* f0(4,3,16) -> 5* f0(16,16,14) -> 5* f0(14,1,4) -> 5* f0(1,14,14) -> 5* f0(2,14,3) -> 5* f0(1,1,16) -> 5* f0(1,16,14) -> 5* f0(14,3,4) -> 5* f0(4,1,4) -> 5* f0(2,16,3) -> 5* f0(16,14,2) -> 5* f0(4,3,4) -> 5* f0(16,16,2) -> 5* f0(3,14,1) -> 5* f0(1,14,2) -> 5* f0(2,1,14) -> 5* f0(3,1,3) -> 5* f0(3,16,1) -> 5* f0(1,16,2) -> 5* f0(2,3,14) -> 5* f0(3,3,3) -> 5* f0(14,1,1) -> 5* f0(14,3,1) -> 5* f0(4,1,1) -> 5* f0(2,1,2) -> 5* f0(4,3,1) -> 5* f0(2,3,2) -> 5* f0(14,2,3) -> 5* f0(3,2,14) -> 5* f0(14,4,3) -> 5* f0(4,2,3) -> 5* f0(3,4,14) -> 5* f0(4,4,3) -> 5* f0(3,2,2) -> 5* f0(16,1,16) -> 5* proper0(2) -> 8* proper0(14) -> 8* proper0(4) -> 8* proper0(16) -> 8* proper0(1) -> 8* proper0(3) -> 8* mark0(2) -> 14*,6,1 mark0(14) -> 1* mark0(4) -> 1* mark0(16) -> 1* mark0(1) -> 1* mark0(3) -> 1* a0() -> 2* b0() -> 3* top0(2) -> 7* top0(14) -> 7* top0(4) -> 7* top0(16) -> 7* top0(6) -> 7* top0(1) -> 7* top0(8) -> 7* top0(3) -> 7* ok0(5) -> 5* ok0(12) -> 5* ok0(2) -> 16*,8,4 ok0(14) -> 4* ok0(4) -> 4* ok0(16) -> 4* ok0(1) -> 4* ok0(3) -> 16*,8,4 mark1(10) -> 5* mark1(5) -> 12* mark1(12) -> 12*,5 f1(3,2,2) -> 12*,5,10 f1(16,1,16) -> 5,12* f1(3,4,2) -> 12*,5,10 f1(16,3,16) -> 5,12* f1(14,14,3) -> 5,12* f1(1,3,16) -> 5,12* f1(16,1,4) -> 5,12* f1(3,14,14) -> 5,12* f1(14,16,3) -> 5,12* f1(4,14,3) -> 5,12* f1(3,1,16) -> 5,12* f1(16,3,4) -> 5,12* f1(3,16,14) -> 5,12* f1(4,16,3) -> 5,12* f1(1,1,4) -> 12*,5,10 f1(14,1,14) -> 5,12* f1(1,3,4) -> 12*,5,10 f1(3,14,2) -> 5,12* f1(14,3,14) -> 5,12* f1(4,1,14) -> 5,12* f1(3,16,2) -> 5,12* f1(4,3,14) -> 5,12* f1(16,1,1) -> 5,12* f1(14,1,2) -> 5,12* f1(16,3,1) -> 5,12* f1(14,3,2) -> 5,12* f1(4,1,2) -> 12*,5,10 f1(1,1,1) -> 12*,5,10 f1(4,3,2) -> 12*,5,10 f1(1,3,1) -> 12*,5,10 f1(2,2,16) -> 5,12* f1(2,4,16) -> 5,12* f1(2,2,4) -> 12*,5,10 f1(2,4,4) -> 12*,5,10 f1(16,2,3) -> 5,12* f1(16,4,3) -> 5,12* f1(1,2,3) -> 12*,5,10 f1(2,14,16) -> 5,12* f1(1,4,3) -> 12*,5,10 f1(2,16,16) -> 5,12* f1(2,2,1) -> 12*,5,10 f1(2,14,4) -> 5,12* f1(2,4,1) -> 12*,5,10 f1(2,16,4) -> 5,12* f1(16,14,3) -> 5,12* f1(3,3,16) -> 5,12* f1(16,16,3) -> 5,12* f1(1,14,3) -> 5,12* f1(3,1,4) -> 12*,5,10 f1(1,16,3) -> 5,12* f1(16,1,14) -> 5,12* f1(3,3,4) -> 12*,5,10 f1(2,14,1) -> 5,12* f1(16,3,14) -> 5,12* f1(1,1,14) -> 5,12* f1(2,1,3) -> 12*,5,10 f1(2,16,1) -> 5,12* f1(1,3,14) -> 5,12* f1(2,3,3) -> 12*,5,10 f1(16,1,2) -> 5,12* f1(16,3,2) -> 5,12* f1(3,1,1) -> 12*,5,10 f1(1,1,2) -> 12*,5,10 f1(3,3,1) -> 12*,5,10 f1(1,3,2) -> 12*,5,10 f1(14,2,16) -> 5,12* f1(4,2,16) -> 5,12* f1(14,4,16) -> 5,12* f1(4,4,16) -> 5,12* f1(14,2,4) -> 5,12* f1(14,4,4) -> 5,12* f1(4,2,4) -> 12*,5,10 f1(4,4,4) -> 12*,5,10 f1(14,14,16) -> 5,12* f1(2,2,14) -> 5,12* f1(3,2,3) -> 12*,5,10 f1(14,16,16) -> 5,12* f1(4,14,16) -> 5,12* f1(2,4,14) -> 5,12* f1(3,4,3) -> 12*,5,10 f1(14,2,1) -> 5,12* f1(4,16,16) -> 5,12* f1(14,14,4) -> 5,12* f1(14,4,1) -> 5,12* f1(4,2,1) -> 12*,5,10 f1(2,2,2) -> 12*,5,10 f1(14,16,4) -> 5,12* f1(4,14,4) -> 5,12* f1(4,4,1) -> 12*,5,10 f1(2,4,2) -> 12*,5,10 f1(4,16,4) -> 5,12* f1(2,14,14) -> 5,12* f1(3,14,3) -> 5,12* f1(2,1,16) -> 5,12* f1(2,16,14) -> 5,12* f1(3,16,3) -> 5,12* f1(14,14,1) -> 5,12* f1(14,1,3) -> 5,12* f1(14,16,1) -> 5,12* f1(4,14,1) -> 5,12* f1(2,14,2) -> 5,12* f1(3,1,14) -> 5,12* f1(14,3,3) -> 5,12* f1(4,1,3) -> 12*,5,10 f1(4,16,1) -> 5,12* f1(2,16,2) -> 5,12* f1(3,3,14) -> 5,12* f1(4,3,3) -> 12*,5,10 f1(3,1,2) -> 12*,5,10 f1(3,3,2) -> 12*,5,10 f1(16,2,16) -> 5,12* f1(16,4,16) -> 5,12* f1(1,2,16) -> 5,12* f1(1,4,16) -> 5,12* f1(16,2,4) -> 5,12* f1(16,4,4) -> 5,12* f1(1,2,4) -> 12*,5,10 f1(14,2,14) -> 5,12* f1(1,4,4) -> 12*,5,10 f1(16,14,16) -> 5,12* f1(4,2,14) -> 5,12* f1(14,4,14) -> 5,12* f1(16,16,16) -> 5,12* f1(4,4,14) -> 5,12* f1(1,14,16) -> 5,12* f1(16,2,1) -> 5,12* f1(14,2,2) -> 5,12* f1(1,16,16) -> 5,12* f1(16,14,4) -> 5,12* f1(16,4,1) -> 5,12* f1(14,4,2) -> 5,12* f1(4,2,2) -> 12*,5,10 f1(1,2,1) -> 12*,5,10 f1(16,16,4) -> 5,12* f1(4,4,2) -> 12*,5,10 f1(1,14,4) -> 5,12* f1(1,4,1) -> 12*,5,10 f1(14,14,14) -> 5,12* f1(1,16,4) -> 5,12* f1(2,3,16) -> 5,12* f1(14,16,14) -> 5,12* f1(4,14,14) -> 5,12* f1(4,16,14) -> 5,12* f1(2,1,4) -> 12*,5,10 f1(16,14,1) -> 5,12* f1(14,14,2) -> 5,12* f1(2,3,4) -> 12*,5,10 f1(16,1,3) -> 5,12* f1(16,16,1) -> 5,12* f1(14,16,2) -> 5,12* f1(4,14,2) -> 5,12* f1(1,14,1) -> 5,12* f1(16,3,3) -> 5,12* f1(4,16,2) -> 5,12* f1(1,1,3) -> 12*,5,10 f1(1,16,1) -> 5,12* f1(1,3,3) -> 12*,5,10 f1(2,1,1) -> 12*,5,10 f1(2,3,1) -> 12*,5,10 f1(3,2,16) -> 5,12* f1(3,4,16) -> 5,12* f1(3,2,4) -> 12*,5,10 f1(16,2,14) -> 5,12* f1(3,4,4) -> 12*,5,10 f1(16,4,14) -> 5,12* f1(1,2,14) -> 5,12* f1(2,2,3) -> 12*,5,10 f1(3,14,16) -> 5,12* f1(1,4,14) -> 5,12* f1(2,4,3) -> 12*,5,10 f1(16,2,2) -> 5,12* f1(3,16,16) -> 5,12* f1(16,4,2) -> 5,12* f1(3,2,1) -> 12*,5,10 f1(1,2,2) -> 12*,5,10 f1(14,1,16) -> 5,12* f1(3,14,4) -> 5,12* f1(3,4,1) -> 12*,5,10 f1(1,4,2) -> 12*,5,10 f1(14,3,16) -> 5,12* f1(4,1,16) -> 5,12* f1(16,14,14) -> 5,12* f1(3,16,4) -> 5,12* f1(4,3,16) -> 5,12* f1(16,16,14) -> 5,12* f1(14,1,4) -> 5,12* f1(1,14,14) -> 5,12* f1(2,14,3) -> 5,12* f1(1,1,16) -> 5,12* f1(1,16,14) -> 5,12* f1(14,3,4) -> 5,12* f1(4,1,4) -> 12*,5,10 f1(2,16,3) -> 5,12* f1(16,14,2) -> 5,12* f1(4,3,4) -> 12*,5,10 f1(16,16,2) -> 5,12* f1(3,14,1) -> 5,12* f1(1,14,2) -> 5,12* f1(2,1,14) -> 5,12* f1(3,1,3) -> 12*,5,10 f1(3,16,1) -> 5,12* f1(1,16,2) -> 5,12* f1(2,3,14) -> 5,12* f1(3,3,3) -> 12*,5,10 f1(14,1,1) -> 5,12* f1(14,3,1) -> 5,12* f1(4,1,1) -> 12*,5,10 f1(2,1,2) -> 12*,5,10 f1(4,3,1) -> 12*,5,10 f1(2,3,2) -> 12*,5,10 f1(14,2,3) -> 5,12* f1(3,2,14) -> 5,12* f1(14,4,3) -> 5,12* f1(4,2,3) -> 12*,5,10 f1(3,4,14) -> 5,12* f1(4,4,3) -> 12*,5,10 ok1(5) -> 5,12* ok1(12) -> 5,12* problem: strict: weak: f(X1,mark(X2),X3) -> mark(f(X1,X2,X3)) active(f(a(),X,X)) -> mark(f(X,b(),b())) active(b()) -> mark(a()) top(mark(X)) -> top(proper(X)) proper(a()) -> ok(a()) proper(b()) -> ok(b()) f(ok(X1),ok(X2),ok(X3)) -> ok(f(X1,X2,X3)) top(ok(X)) -> top(active(X)) active(f(X1,X2,X3)) -> f(X1,active(X2),X3) proper(f(X1,X2,X3)) -> f(proper(X1),proper(X2),proper(X3)) Qed