梅文鼎和江永的回归年消长法  

Study of the Law of the Change in the Length of A Tropical Year by Mei Wending and Jing Yong

作　　者：张祺[1] 

机构地区：[1]内蒙古师范大学计算机与信息工程学院,内蒙古呼和浩特010022

出　　处：《内蒙古师范大学学报（自然科学汉文版）》2008年第5期698-702,共5页Journal of Inner Mongolia Normal University(Natural Science Edition)

基　　金：国家自然科学基金资助项目(10561006)

摘　　要：我国宋代《统天历》中提出了回归年消长的思想.西历东来后,我国学者开始用西方天文体系对这一问题重新做出解释.介绍了清代著名学者梅文鼎与江永关于回归年消长问题的研究工作,以及乾嘉学者的相关评论.The idea that the length of the Tropical Year is changing was brought up by Tong Tian Li in Song dynasty of China. Since the western astronomy and calendar came into China,Chinese scholars had begun to explain this idea in accordance with the western astronomical system. The study on the law of the change in length of a tropical year by Mei Wending and Jiang Yong who are the famous scholars in Qing dynasty is introduced with the commentary of other scholars as well as their theories at the same time.

关 键 词：回归年 冬至 梅文鼎 江永 

分 类 号：P1-092[天文地球—天文学]