GHECHAM -, YOUSRAHAMIMID, RIANE SAHAR2022-10-302022-10-302022-09-14MTM/304http://10.10.1.6:4000/handle/123456789/2251Ant colony optimization is a victorious technique to resolve complicated combinatorial optimized problems.Subsequent Ant System ;the primary ACO algorith,the tremendous number of algorithmic variations have been deployed that illustrate appreciably superior performance on broad variety of optimized problems. In this thesis we present the main Ant System-AS ;Ant Colony System-ACS and MAX MIN Ant System-MMAS and we also,compared the results of these three algorithms under different parameter changesfrAS ;ACS ;MMAS.Thesis