cylindrical function

In this paper we describe the eigen-function expansion for the boundary value problems of electromagnetic theory of cylindrical grating.

本文介绍利用本征函数展开处理圆拄面光栅电磁理论的边值问题。

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The effect of the delta-function generator on finite element calculations of current distributions on wire antennas is investigated by means of analysis of the current distribution on a cylindrical antenna.

本文以圆柱天线为计算对象，通过数值验证，分析研究δ-函数源对有限元计算线天线电流分布的影响。

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A Cylindrical Distribution Function Program and Its Application

园柱分布函数计算程序及其应用

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To solve axially symmetrical electrostatic field, the method of cylindrical function expansion is presented. The series expansion for the potential distribution in whole space with the potential distribution on the symmetric axis is derived, some examples are given.

提出了求解轴对称静电场的柱函数展开法，推导出用对称轴上的电势分布表示空间电势分布的级数展开式，并给出了求解轴对称静电场的例子。

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To solve time-harmonic electromagnetic field, the cylindrical wave function expansion for vector potential is derived.

对于时谐电磁场, 推导出矢势的柱面波函数展开式.

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By using the field function with the form of twin shear stress unified strength theory, the formulas and procedure are given to calculate the stress, strain, displacement fields and final pressure of cylindrical cavity expansion.

采用双剪统一强度理论的屈服函数形式，推导并给出了柱形孔扩张时，应力场、应变场、位移场和最终扩张压力计算时所需公式和计算求解步骤。

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Semi-infinite border through the mirror image method to meet the stress free condition, using the cylindrical wave function expansion method shows the original image and the mirror image of the wave field analytical expression.

半无限边界处的应力自由条件通过镜像法来满足，采用柱波函数展开法给出了原像和各镜像波场的解析表达式。

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By using the expansion of spherical wave functions for a cylindrical wave function and the techniques of the hypergeometric functions, the Sommerfeld integral contained in the potential is expressed as a rapidly and absolutely convergent series of spherical wave functions;

利用圆柱波函数的球面波函数展开式和超几何函数理论，位函数中的索末菲尔德积分被表示成快速、绝对收敛的球面波展开式；

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For a steady current-carrying tightly wound thick-wall solenoid with a finite length, the expression of vector potential is derived by using the method of cylindrical function expansion.

对于通以恒定电流的有限长厚壁螺线管，用柱函数展开法推导出矢势的表达式，再根据磁感应强度与矢势的关系式得出磁场的积分形式表达式。

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Multi-center cylindrical harmonic function expansion method for computing the electromagnetic scattering by two-dimensional cylinder of arbitrary cross-sections

用于计算任意截面二维电磁散射的多心柱谐函数展开法

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Using complex function, the scattering question of steady SH-waves in a semi-cylindrical hill with a circular lining structure is studied.

采用复变函数法，研究了半无限空间中含圆形衬砌结构的半圆形凸起对稳态SH波的散射问题。

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In a medium of monoatomic heavy gas, using the parabolic cylindrical function expansion, an asymptotic energy distribution and its decay constamts were derived.

对于单原子的重气体介质，利用抛物柱函数展开法，求得了渐近能量分布及其随时间衰减的常数。

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