Application of interval mathematics theory in used vehicle evaluation

With the flourishing of used vehicle trade, the research of used vehicle evaluation means become a hot point. Taking the most representative production cost method as the example, the valid range of some evaluation parameters are given by application interval mathematics theory, then and a evaluation value for the vehicle owner´s choice is obtained. This is a new road to evaluate used vehicle, which can make the evaluation means be more valid and more accurate, make the evaluation results be steady.