* Step 1: Sum WORST_CASE(?,O(1)) + Considered Problem: - Strict TRS: b(X) -> a(X) f(a(g(X))) -> b(X) f(f(X)) -> f(a(b(f(X)))) - Signature: {b/1,f/1} / {a/1,g/1} - Obligation: innermost runtime complexity wrt. defined symbols {b,f} and constructors {a,g} + Applied Processor: Sum {left = someStrategy, right = someStrategy} + Details: () * Step 2: DependencyPairs WORST_CASE(?,O(1)) + Considered Problem: - Strict TRS: b(X) -> a(X) f(a(g(X))) -> b(X) f(f(X)) -> f(a(b(f(X)))) - Signature: {b/1,f/1} / {a/1,g/1} - Obligation: innermost runtime complexity wrt. defined symbols {b,f} and constructors {a,g} + Applied Processor: DependencyPairs {dpKind_ = DT} + Details: We add the following dependency tuples: Strict DPs b#(X) -> c_1() f#(a(g(X))) -> c_2(b#(X)) f#(f(X)) -> c_3(f#(a(b(f(X)))),b#(f(X)),f#(X)) Weak DPs and mark the set of starting terms. * Step 3: UsableRules WORST_CASE(?,O(1)) + Considered Problem: - Strict DPs: b#(X) -> c_1() f#(a(g(X))) -> c_2(b#(X)) f#(f(X)) -> c_3(f#(a(b(f(X)))),b#(f(X)),f#(X)) - Weak TRS: b(X) -> a(X) f(a(g(X))) -> b(X) f(f(X)) -> f(a(b(f(X)))) - Signature: {b/1,f/1,b#/1,f#/1} / {a/1,g/1,c_1/0,c_2/1,c_3/3} - Obligation: innermost runtime complexity wrt. defined symbols {b#,f#} and constructors {a,g} + Applied Processor: UsableRules + Details: We replace rewrite rules by usable rules: b#(X) -> c_1() f#(a(g(X))) -> c_2(b#(X)) * Step 4: Trivial WORST_CASE(?,O(1)) + Considered Problem: - Strict DPs: b#(X) -> c_1() f#(a(g(X))) -> c_2(b#(X)) - Signature: {b/1,f/1,b#/1,f#/1} / {a/1,g/1,c_1/0,c_2/1,c_3/3} - Obligation: innermost runtime complexity wrt. defined symbols {b#,f#} and constructors {a,g} + Applied Processor: Trivial + Details: Consider the dependency graph 1:S:b#(X) -> c_1() 2:S:f#(a(g(X))) -> c_2(b#(X)) -->_1 b#(X) -> c_1():1 The dependency graph contains no loops, we remove all dependency pairs. * Step 5: EmptyProcessor WORST_CASE(?,O(1)) + Considered Problem: - Signature: {b/1,f/1,b#/1,f#/1} / {a/1,g/1,c_1/0,c_2/1,c_3/3} - Obligation: innermost runtime complexity wrt. defined symbols {b#,f#} and constructors {a,g} + Applied Processor: EmptyProcessor + Details: The problem is already closed. The intended complexity is O(1). WORST_CASE(?,O(1))