WORST_CASE(Omega(0),?) Initial ITS Start location: l2 0: l0 -> l1 : Result_4^0'=Result_4^post0, 0 == 0, cost: 1 1: l2 -> l0 : Result_4^0'=Result_4^post1, -Result_4^post1+Result_4^0 == 0, cost: 1 Removed unreachable rules and leafs Start location: l2 Computing asymptotic complexity Proved the following lower bound Complexity: Unknown Cpx degree: ? Solved cost: 0 Rule cost: 0