He is the author of the eight-character numerology classic Zi Ping Zhen Quan.
It has a great influence on later generations, including the present.
Of course, because Shen Xiaozhan is a scholar himself, similar to the status of a modern professor and doctoral tutor, the research of numerology is mainly in the theoretical stage, and a professor and doctoral tutor mainly studies the Yijing with hexagrams. So there is little practical experience and few examples in the book to prove it. The cited examples are mostly selected from ancient books.