Star Gauge - Wikipedia
The Star Gauge (Chinese: 璇璣圖; pinyin: xuán jī tú), or translated as "the armillary sphere chart", is the posthumous title given to a 4th-century Chinese poem written by the Sixteen Kingdoms poet Su Hui for her husband. It consists of a 29 by 29 grid of characters, forming a reversible poem that can be read in different ways to form roughly 3,000 smaller rhyming poems.[1] The outer border forms a single circular poem, thought to be both the first and the longest of its kind. The Star Gauge consists of 841 characters in a grid. The original was described by contemporary sources as shuttle-woven on brocade. It was composed by Su Hui during a time when East Asian Mādhyamaka was one of the predominant philosophical schools in the area.[2] The outer border is meant to be read in a circle. The grid is known as a palindrome poem, and can be read in different ways to generate over 3,000 shorter poems, in which the second line of every couplet rhymes with that of the next.[1] The largest set of
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