Luoshu Square

Common card · No. 382979

The Luoshu (pinyin), Lo Shu (Wade-Giles), or Nine Halls Diagram is an ancient Chinese diagram and named for the Luo River near Luoyang, Henan. The Luoshu appears in myths concerning the invention of writing by Cangjie and other culture heroes. It is a unique normal magic square of order three. It is usually paired with the River Map or Hetu—named in reference to the Yellow River—and used with the River Map in various contexts involving Chinese geomancy, numerology, philosophy, and early natural science.

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