kejian ......\AI_1_Intelligent Agents.ppt ......\AI_2_Search 1.ppt ......\AI_2_Search 2.ppt ......\AI_2_Search 3.ppt ......\AI_3_Logic 1.ppt ......\AI_3_Logic 2.ppt ......\AI_3_Logic 3.ppt ......\AI_3_Logic 4.ppt ......\AI_5_Uncertain knowledge and reasoning 1.ppt ......\AI_5_Uncertain knowledge and reasoning 2.ppt ......\AI_6_Learning 1.ppt