New Analysis of Certain Major Problems in Dunhuang Manuscript Licheng Arithmetic Method Set
In more than 20 mathematical manuscripts of Dunhuang surviving works,S.930V Licheng Arithmetic Method Set,is a relatively complete arithmetic book.Its content is rich,similar to most of the contents of SunziCalculation Classics,in-cluding the provisions of measure,quantity and balance,and the nine-nine multiplication table.In the 1930s,Mr.Li Yan studied it,but few scholars have studied it since then.The author believes that the ancient counting method is divided into horizontal and vertical,and different digits correspond to different modes of counting,with scattered intervals,clear counting.As a special num-ber,zero is left empty when counting.The degree,quantity and measure adopt the decimal system,and retain the characteristics of Dunhuang area,reflecting the social and economic conditions of Dunhuang area in the Middle Ages.
Licheng Arithmetic Method SetSunzi Mathematical Classicsnine-nine multiplication tableancient counting rod
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