The human mental process is internal, and it is too complex to be represented as an algorithm However, most experts are capable of expressing their knowledge in the form of rules for problem solving F the traffic light is green then the action is go F the traffic light is red then the action is stop 2021/1/27 EIE426-AICV2021/1/27 EIE426-AICV 4 ◼ The human mental process is internal, and it is too complex to be represented as an algorithm. However, most experts are capable of expressing their knowledge in the form of rules for problem solving. IF the ‘traffic light’ is green THEN the action is go IF the ‘traffic light’ is red THEN the action is stop