查询词典 concave function

In chapter 3, the author considers that approximate value of Bessel fuctions and transcendental equations are main ob stacle to realize computer simulation for isolated well principle. The character of Bessel functions are studied, new approximate values of Bessel function are set forth.

第3章中，针对"割离井法"微机实现的难点——贝塞尔函数的渐近计算和超越方程的合理求解，研究了贝塞尔函数的性质，提出了新的贝塞尔函数的渐近式，并采用ZEROIN法完成了超越方程的求解，最后编制出新的"割离井法"计算程序。

Applying the theory of Bessel function, the exact transfer matrix formulae of the asymmetric free vibration of the circular and annular plate elements with uniform thickness can be obtained.

应用贝塞尔函数理论，求得等厚度圆板和环板单元非对称自由振动传递矩阵的正确公式。

The boundary element simulation method for the interaction of oblique linear waves with long prismatic floating ocean structures with arbitrary cross section is investigated by using the second kind modified Bessel function. The singular integral method in a constant or linear element and the open boundary treatment are proposed.

采用第二类变形Bessel函数对斜向线性入射波与任意截面形状的长棱柱型浮式海洋结构物的相互作用问题进行了边界元法模拟，给出了常数元和线性元的奇异积分处理方法以及开边界的处理方式。

On the base of Lord Kelvin point-source solution, the integral of Bessel function, Poisson superimpose formula and boundary element method, we resolve it and obtain the boundary element basic solution.

受求解方法局限性的限制，目前经典渗流力学理论还无法精确求解复杂外边界油藏中生产井层部分射孔问题。

This paper use window function and the best uniform approximation to design FIR digital filters, and achieve the calculations in design and graphics rendering based on MATLAB.

本文使用窗函数法及最佳一致逼近法来设计FIR数字滤波器，并利用MATLAB 作为辅助工具完成设计中的计算与图形的绘制。

FIR digital filter;MATLAB;Window function;The best uniform approximation

FIR数字滤波器；MATLAB；窗函数；最佳一致逼近

Function approximation; best uniform approximation polynomial; deviation point; FPGA

函数逼近；最佳一致逼近多项式；交错点；FPGA实现

The chief mission of a bestowal Son is to establish the planetary status, release the Spirit of Truth for planetary function, and thus effect the universal coming of the Thought Adjusters.

圣子的赠与首要的使命是建立行星的状态，释放精神真相为了行星的运行。而因此影响普遍到来的思想调整者。

This paper first presents the characteristic function of matrix Beta distribution and then obtains the first two moments through matrix differentials.

首先给出了矩阵Beta分布的特征函数，然后利用矩阵的微分得到了矩阵Beta分布的前二阶

Estimating two parameters of Beta distribution from nonlinear equation made of mean, standard deviation, skewness and kurtosis function.

本文研究测量分布的方法新颖、实用，适用性强，对研究其他测量及工程设计问题均有可以借鉴的意义。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48