WORST_CASE(Omega(0),?) Initial ITS Start location: l2 0: l0 -> l1 : tmp^0'=tmp^post0, x^0'=x^post0, (0 == 0 /\ -tmp^post0+x^post0 == 0), cost: 1 1: l2 -> l0 : tmp^0'=tmp^post1, x^0'=x^post1, (-x^post1+x^0 == 0 /\ tmp^0-tmp^post1 == 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