1) axiom by zu geng
祖日恒原理
2) Zu Geng
祖日恒
1.
It is shown that in Northern and Southern Dynasties, three generations of Zu Chongzi, Zu Geng, Zu Hao studied the mathematics of astronomy calendar, the ratio of circumference of a circle to its diameter, the formula of global volume and so on, and their achievements are in lead in the world then and some of them were made 700～1100 years earl.
研究表明,祖冲之—祖日恒—祖皓祖孙三代,坚持不懈业余研究天文历算,成就卓著。
3) Zhu geng principle
祖暅原理
1.
The paper applies Zhu geng principle and the method of cutting cube into a ball to introduce in detail the basic methods of the volume of any ellipsoid.
本文运用祖暅原理与开立圆术的方法,求解任意椭球体积的初等求法。
4) Zu Geng theory
祖原理
6) Liu's Theory of Section
刘-祖截面原理
补充资料：杨日恒
杨日恒 杨日恒 清代医家。字立方，江苏吴县人。通医，尝著《伤寒论附记》论文，刊于《吴医汇讲》。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条