... homomorphism to each Σ symbol of r.Example 4. 4Σ = {a, b}Γ = {b, c, d}h(a) = dbcc h(b) = bdcr = (a + b*)(aa)*h(r) = (dbcc + (bdc)*)(dbccdbcc)*Theorem 4. 3The family of regular languages is ... xy ∈ L1 and y ∈ L2}Example 4. 5L1 = {anbm | n ≥ 1, m ≥ 0}∪{ba}L2 = {bm | m ≥ 1}L1/L2 = {anbm | n ≥ 1, m ≥ 0} Chapter 4: Properties of Regular LanguagesQuan Thanh Thoqttho@cse.hcmut.edu.vnExample ... Thoqttho@cse.hcmut.edu.vnExample 4. 5 (cont’d)q0q1q2bbbaq3aa, baq 4 q5a, baL1 = {anbm | n ≥ 1, m ≥ 0}∪{ba}a, bExample 4. 5 (cont’d)q0q1q2bbbaq3aa, baq 4 q5a, baL1...