youren

youren

1

This paper introduces Xu Youren 's system of algebraic symbol for power series , and dose research on its characteristics .

介绍并研究徐有壬的幂级数代数符号系统的方法和特点。
2

Yu youren 's calligraphy has a heroic beauty , revealing his wide knowledge .

于右任的书法雄豪婉丽，冲淡清奇，其中蕴含着他的学识风范。
3

However , some precious material is put down in the recently discovered Preface to the work written by the prime minister Xu Youren towards the end of the Yuan Dynasty .

新近发现的元末丞相许有壬所写《大元本草序》记载了有关这部书的一些珍贵资料。