A memory extended timed petri net metpn whose elements can record a little information was proposed based on the ant colony optimization algorithm and the features of the timed petri net 根據(jù)蟻群算法和時(shí)間petri網(wǎng)的特點(diǎn)提出了一種網(wǎng)絡(luò)元素可以記錄少量信息的記憶擴(kuò)展時(shí)間petri網(wǎng)metpn 。