WORST_CASE(Omega(0),?) Initial ITS Start location: l4 0: l0 -> l1 : e^0'=e^post0, n^0'=n^post0, (1-e^0 <= 0 /\ -11-n^0+n^post0 == 0 /\ -100+n^0 <= 0 /\ -1-e^0+e^post0 == 0), cost: 1 2: l0 -> l2 : e^0'=e^post2, n^0'=n^post2, (10+n^post2-n^0 == 0 /\ 101-n^0 <= 0 /\ 1-e^0 <= 0 /\ 1-e^0+e^post2 == 0), cost: 1 1: l1 -> l0 : e^0'=e^post1, n^0'=n^post1, (-n^post1+n^0 == 0 /\ e^0-e^post1 == 0), cost: 1 3: l2 -> l0 : e^0'=e^post3, n^0'=n^post3, (e^0-e^post3 == 0 /\ n^0-n^post3 == 0), cost: 1 4: l3 -> l0 : e^0'=e^post4, n^0'=n^post4, (0 == 0 /\ -1+e^post4 == 0), cost: 1 5: l4 -> l3 : e^0'=e^post5, n^0'=n^post5, (n^0-n^post5 == 0 /\ e^0-e^post5 == 0), cost: 1 Applied preprocessing Original rule: l0 -> l1 : e^0'=e^post0, n^0'=n^post0, (1-e^0 <= 0 /\ -11-n^0+n^post0 == 0 /\ -100+n^0 <= 0 /\ -1-e^0+e^post0 == 0), cost: 1 New rule: l0 -> l1 : e^0'=1+e^0, n^0'=11+n^0, (-1+e^0 >= 0 /\ -100+n^0 <= 0), cost: 1 Applied preprocessing Original rule: l1 -> l0 : e^0'=e^post1, n^0'=n^post1, (-n^post1+n^0 == 0 /\ e^0-e^post1 == 0), cost: 1 New rule: l1 -> l0 : TRUE, cost: 1 Applied preprocessing Original rule: l0 -> l2 : e^0'=e^post2, n^0'=n^post2, (10+n^post2-n^0 == 0 /\ 101-n^0 <= 0 /\ 1-e^0 <= 0 /\ 1-e^0+e^post2 == 0), cost: 1 New rule: l0 -> l2 : e^0'=-1+e^0, n^0'=-10+n^0, (-1+e^0 >= 0 /\ -101+n^0 >= 0), cost: 1 Applied preprocessing Original rule: l2 -> l0 : e^0'=e^post3, n^0'=n^post3, (e^0-e^post3 == 0 /\ n^0-n^post3 == 0), cost: 1 New rule: l2 -> l0 : TRUE, cost: 1 Applied preprocessing Original rule: l3 -> l0 : e^0'=e^post4, n^0'=n^post4, (0 == 0 /\ -1+e^post4 == 0), cost: 1 New rule: l3 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 1 Applied preprocessing Original rule: l4 -> l3 : e^0'=e^post5, n^0'=n^post5, (n^0-n^post5 == 0 /\ e^0-e^post5 == 0), cost: 1 New rule: l4 -> l3 : TRUE, cost: 1 Simplified rules Start location: l4 6: l0 -> l1 : e^0'=1+e^0, n^0'=11+n^0, (-1+e^0 >= 0 /\ -100+n^0 <= 0), cost: 1 8: l0 -> l2 : e^0'=-1+e^0, n^0'=-10+n^0, (-1+e^0 >= 0 /\ -101+n^0 >= 0), cost: 1 7: l1 -> l0 : TRUE, cost: 1 9: l2 -> l0 : TRUE, cost: 1 10: l3 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 1 11: l4 -> l3 : TRUE, cost: 1 Eliminating location l3 by chaining: Applied chaining First rule: l4 -> l3 : TRUE, cost: 1 Second rule: l3 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 1 New rule: l4 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 2 Applied deletion Removed the following rules: 10 11 Eliminating location l1 by chaining: Applied chaining First rule: l0 -> l1 : e^0'=1+e^0, n^0'=11+n^0, (-1+e^0 >= 0 /\ -100+n^0 <= 0), cost: 1 Second rule: l1 -> l0 : TRUE, cost: 1 New rule: l0 -> l0 : e^0'=1+e^0, n^0'=11+n^0, (-1+e^0 >= 0 /\ -100+n^0 <= 0), cost: 2 Applied deletion Removed the following rules: 6 7 Eliminating location l2 by chaining: Applied chaining First rule: l0 -> l2 : e^0'=-1+e^0, n^0'=-10+n^0, (-1+e^0 >= 0 /\ -101+n^0 >= 0), cost: 1 Second rule: l2 -> l0 : TRUE, cost: 1 New rule: l0 -> l0 : e^0'=-1+e^0, n^0'=-10+n^0, (-1+e^0 >= 0 /\ -101+n^0 >= 0), cost: 2 Applied deletion Removed the following rules: 8 9 Eliminated locations on linear paths Start location: l4 13: l0 -> l0 : e^0'=1+e^0, n^0'=11+n^0, (-1+e^0 >= 0 /\ -100+n^0 <= 0), cost: 2 14: l0 -> l0 : e^0'=-1+e^0, n^0'=-10+n^0, (-1+e^0 >= 0 /\ -101+n^0 >= 0), cost: 2 12: l4 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 2 Applied acceleration Original rule: l0 -> l0 : e^0'=1+e^0, n^0'=11+n^0, (-1+e^0 >= 0 /\ -100+n^0 <= 0), cost: 2 New rule: l0 -> l0 : e^0'=e^0+n1, n^0'=11*n1+n^0, (111-11*n1-n^0 >= 0 /\ -1+e^0 >= 0 /\ n1 >= 0), cost: 2*n1 Applied acceleration Original rule: l0 -> l0 : e^0'=-1+e^0, n^0'=-10+n^0, (-1+e^0 >= 0 /\ -101+n^0 >= 0), cost: 2 New rule: l0 -> l0 : e^0'=e^0-n3, n^0'=-10*n3+n^0, (-91-10*n3+n^0 >= 0 /\ e^0-n3 >= 0 /\ n3 >= 0), cost: 2*n3 Applied instantiation Original rule: l0 -> l0 : e^0'=e^0-n3, n^0'=-10*n3+n^0, (-91-10*n3+n^0 >= 0 /\ e^0-n3 >= 0 /\ n3 >= 0), cost: 2*n3 New rule: l0 -> l0 : e^0'=0, n^0'=-10*e^0+n^0, (0 >= 0 /\ e^0 >= 0 /\ -91-10*e^0+n^0 >= 0), cost: 2*e^0 Applied simplification Original rule: l0 -> l0 : e^0'=0, n^0'=-10*e^0+n^0, (0 >= 0 /\ e^0 >= 0 /\ -91-10*e^0+n^0 >= 0), cost: 2*e^0 New rule: l0 -> l0 : e^0'=0, n^0'=-10*e^0+n^0, (e^0 >= 0 /\ -91-10*e^0+n^0 >= 0), cost: 2*e^0 Applied deletion Removed the following rules: 13 14 Accelerated simple loops Start location: l4 15: l0 -> l0 : e^0'=e^0+n1, n^0'=11*n1+n^0, (111-11*n1-n^0 >= 0 /\ -1+e^0 >= 0 /\ n1 >= 0), cost: 2*n1 17: l0 -> l0 : e^0'=0, n^0'=-10*e^0+n^0, (e^0 >= 0 /\ -91-10*e^0+n^0 >= 0), cost: 2*e^0 12: l4 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 2 Applied chaining First rule: l4 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 2 Second rule: l0 -> l0 : e^0'=e^0+n1, n^0'=11*n1+n^0, (111-11*n1-n^0 >= 0 /\ -1+e^0 >= 0 /\ n1 >= 0), cost: 2*n1 New rule: l4 -> l0 : e^0'=1+n1, n^0'=n^post4+11*n1, (111-n^post4-11*n1 >= 0 /\ n1 >= 0), cost: 2+2*n1 Applied chaining First rule: l4 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 2 Second rule: l0 -> l0 : e^0'=0, n^0'=-10*e^0+n^0, (e^0 >= 0 /\ -91-10*e^0+n^0 >= 0), cost: 2*e^0 New rule: l4 -> l0 : e^0'=0, n^0'=-10+n^post4, -101+n^post4 >= 0, cost: 4 Applied deletion Removed the following rules: 15 17 Chained accelerated rules with incoming rules Start location: l4 12: l4 -> l0 : e^0'=1, n^0'=n^post4, 0 == 0, cost: 2 18: l4 -> l0 : e^0'=1+n1, n^0'=n^post4+11*n1, (111-n^post4-11*n1 >= 0 /\ n1 >= 0), cost: 2+2*n1 19: l4 -> l0 : e^0'=0, n^0'=-10+n^post4, -101+n^post4 >= 0, cost: 4 Removed unreachable locations and irrelevant leafs Start location: l4 Computing asymptotic complexity Proved the following lower bound Complexity: Unknown Cpx degree: ? Solved cost: 0 Rule cost: 0