基金a result of research project“The Western Scholars’Translations,Interpretations and Understandings since the Nineteenth Century of Mathematical Works in Ancient China”(十九世纪以来西方对中国古代算学著作的翻译、阐释与认识研究)(20CZS081)sponsored by“The National Social Science Fund of China(Youth Research Project)”the research project“The Practical Mathematics in Thirteenth-to-Sixteenth-Century China”(十三至十六世纪中国实用数学)(E2292G01)sponsored by the Youth Innovation Promotion Association,Chinese Academy of Sciences