1) recursion formula
循环公式
2) circular summation
循环和公式
1.
In this paper we prove a generalized Ramanujan\'s circular summation of theta function using the theory of elliptic and theta functions From this identity we can get many theta identities including an addition formula of theta functions.
本文利用椭圆函数与theta函数的理论得到一个推广了的Ramanujan theta函数循环和公式,利用这个公式可以得到许多theta函数的著名恒等式包括theta函数的加法公式,还得到了一些三角函数的恒等式。
3) the formulas of the cyclic number of times
循环次数公式
1.
This paper puts forward and establishes the formulas of the cyclic number of times of two nodals beam (rigid frame), and studies the relationship between the accuracy and the cyclic number of times by the formulas.
本文导出了两结点梁(刚架)的循环次数公式,并根据公式对计算的精确度与循环次数的关系进行了分析讨论。
4) formulas of circular sum
循环求和公式
1.
By use of Huygens Fresnel principle and sampling theory,the formulas of circular sum for Laguerre Gauss beams propagate through a pair of lens focusing system which can be described by an ABCD ray transfer matrix are derived.
运用惠更斯－菲涅尔原理和取样理论，推导了拉盖尔－高斯光束通过可由ＡＢＣＤ转换矩阵描述的双透镜聚焦系统传播的循环求和公式。
5) recurrence formula
迭代公式，递归公式，循环公式，递推公式
补充资料：循环系统的进化环节动物的封闭式循环系统
李瑞端绘
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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