【摘要】 名人尺牍素为史学所重,清代天算家信件需要搜集并作专题研究。作者发现1792年江藩和焦循关于历法和数学的问答,内容丰富、深刻,不仅反映出当时的学术圈和社会联系,而且是一组难得的科学史料。本文辨识江藩书信手稿并给出释文,甄别焦循两封答信且合并排印,注释两信并疏解文意,完整呈现信件原貌,以便于学者进一步研究。更多还原

【Abstract】 The letters of famous people are attached great importance in History. The letters of the calendars and mathematicians of the Qing Dynasty need to be collected and made a series ofthematic study. The author found the manuscript of letters from Jiang Fan to JiaoXun and Jiao’s reply letters on calendar and mathematics in 1792. The content of these letters is rich and profound,which not only reflects the communication and social connections of the academic circles at that time,but also is a rare historical material of science. In this paper,the author collated the manuscript of Jiang Fan’s letters and got the original texts. On this basis,the authorannotated these letters by contrasting two different versions of Jiao’s reply letters. Then the original appearance of letterspresented completely,so that scholars could further study them.更多还原