 Zhang Qiujian Suanjing

Zhang Qiujian Suanjing (张秋建算经) refers to a historical Chinese mathematical work, attributed to Zhang Qiujian, a mathematician from the Song Dynasty. The title can be translated to "Zhang Qiujian's Mathematical Treatise." The work encompasses various mathematical methods and principles, particularly focusing on arithmetic and geometry. It reflects the mathematical knowledge of the time and its applications.