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- 计算机辅助正弦交流电路分析的理论及实现过程。分析方法采用节点分析法。采用了把一个二端元件定义一支路的概念，这种处理方法在网络分析中具有简单、易于掌握的特点。而在解线性方程时采用大家所熟悉的高斯—约当消去法。在建立方程的过程中采用的是形成Gn，Jn的直接填写法。为使读者理解编写通用程序的思路和方法，使用了大量的流程图。程序能处理含有导纳支路、电流源支路、电压源支路、四种受控源支路及含有互感支路的正弦稳态电路。-sinusoidal AC circuit computer-aided analysi
powernode
- 牛顿－拉夫逊法潮流计算 基本步骤： （1）形成节点导纳矩阵 （2）将各节点电压设初值U， （3）将节点初值代入相关求式，求出修正方程式的常数项向量 （4）将节点电压初值代入求式，求出雅可比矩阵元素 （5）求解修正方程，求修正向量 （6）求取节点电压的新值 （7）检查是否收敛，如不收敛，则以各节点电压的新值作为初值自第3步重新开始进行狭义次迭代，否则转入下一步 （8）计算支路功率分布
NLS
- 利用分步傅里叶法求解光纤中脉冲传输的非线性薛定谔方程。-Solves the NLS equation with the split-step method.
TrapezIntegr
- this is an example of using numerical integration method to solve nonlinear equation
20090826_kepler_solver
- 给出了采用牛顿法解超越方程，求解椭圆轨道及双曲线轨道开普勒方程中的偏近点角的源程序及例子；给出了解普适方程的函数及例子，是研究轨道理论中的重要函数，均基于matlab编程-Gives the solution of transcendental equation using Newton' s method, for solving elliptic orbit and the hyperbolic orbits Kepler equation Eccentric anomaly of t
jiaocuo2jie
- 采用的是规则网格进行的波场模拟，该方法是对一阶的声波方程进行的模拟，应用了二阶的精度 -Uses a regular grid for the wave field simulation, the method is an order of the acoustic wave equation simulation, the application of the second-order accuracy
emd
- This program generates the printout indicated at the end of the * listing and the file SNP containing a snapshot of the magnetic field * at 30 microseconds. The calculations correspond to Figure 3. The model * is homogeneous, with the magnet
sdToolkit
- Semi-automatic Differentiation (SD) Toolkit is a Matlab implementation of the complex step derivative (CSD) technique for the differentiation of real-valued functions. The Toolkit consists of three core functions: sdGrad.m - Returns CSD approx
defgm
- Language and environment: Fortran 90 This is a sample program of The Decomposed element free Galerkin method compared with the finite difference method for elastic wave propagation, by Katou, M., Matsuoka, T., Mikada, H., Sanada, Y. and Ashida, Y.
CrankNicolson
- Crank-Nicolson Method for the heat equation
NonlinearSchr0dinger
- 这是非线性光学中的一个经典的用分步傅立叶方法数值求解非线性薛定愕方程的c++程序。希望对光学学习者有用。-This is a non-linear optics in a classic step Fourier method with the numerical solution of nonlinear Schrodinger equation stunned c++ program. Optical learners want to be useful.
LunarAzEl
- 月球方位角与高度预测 针对月球车提出了一种基于天文观测的自主位置姿态确定方法。建立了利用天体敏感器测量得到的天体高度和方位作为观测信息的量测方程，并利用月球车运动的三阶常加速-Azimuth and highly predictive of the moon rover for astronomical observations is proposed based on the independent position and attitude determining method. Est
BurgersMacCormack.c.tar
- 二维Burgers 方程的MacCormack解法-The MacCormack Method of Two-dimensional Burgers‘ equation
dancheng
- 博士论文-单程波动方程地震数值模拟新方法研究.-PhD thesis- one-way wave equation new numerical simulation method of earthquake.
solve-wave-equation
- 地震波动方程二维模拟（C语言），差分求解，波源雷克子波，文件夹中，".m"是用于作图的代码，在matlab中打开。-Earthquake fluctuations the wave equation (C language), Finite difference method, the source： Ricker wave, in the folder. .m is the code used for mapping, opened in matlab.
reynolds-equation
- 用有限差分法求解雷诺方程，提供了一段简介的MATLAB程序-Reynolds equation using the finite difference method, the period of introduction MATLAB program
Keff-=-Ks-3~10
- 薄片移动法计算导热方程，计算浓度场，得到末端凝固位置-Heat conduction equation method to calculate the sheet moves
Rate-equation
- 有限差分法求解速率方程,用于各种激光器及放大器的数值求解。-Slove rate equation with finite difference method
towd_cylinder_acoustic
- 在地震勘探中，我们可以利用正演程序实现野外资料采集的模拟，这个程序是利用波动方程的方法对地震波的传播过程进行模拟。-In seismic exploration, we can use the forward program implements the analog field data collection, this program is the use of the wave equation method for seismic wave propagation simulation.
LanBoTe
- 使用Lambote方程方法求解在一天内两航天器的交会对接问题。最终求解冲量的最优值。-Use the Lambote equation method to solve the intersection of two spacecraft in one day. Finally, the optimal value of the impulse is solved.