[On the name and authorship of ].

(, ) was written around 1545, the 24th year during Emperor Jiajing's reign in the Ming Dynasty, now it has the only copy extant. Some errors and mistakes happened about this book name and its author in some history books and bibliographies: some reference books describe and (, ) as two different books, with their own writer Li Xiang and Li Hanyi respectively. In fact, there is only one book, and is same book. The author is Li Xiang, but Hanyi is his courtesy name that misunderstood as a different person.