ss="nowrap">N<sub>-162</sub></span>.</p>
    
<p>Zh&#257;ng's use of a non-<i>s&#236;f&#275;n</i> system is similar to the method he used to reconstruct the Chunqiu calendar used by the Lu state in the Spring and Autumn period (this website adopts his reconstruction method of the Chunqiu calendar and the method is explained on our <a href="chunqiu.html">Chunqiu calendar page</a>). He doesn't provide any reason as to why this is a good approach. I think it is only a model designed to fit the data, and not li