搜索资源列表
split_step_fourier_method
- 采用split-step method数值求解非线性薛定谔方程-Numerical solution of nonlinear Schrodinger equation by split-step method
Matlab_for_nonlinear_PDEs-0.0.6
- 一个有用的非线性微分方程的matlab程序集-A useful matlab package for nonlinear PDEs
chaos
- 非线性差分方程,混沌动力学中常用的三周期-Non-linear differential equations, chaotic dynamics commonly used in three cycles
sample-rate-conversion
- 内容包括:解线性代数方程组,插值,数值积分,特殊函数,函数逼近,特征值问题,数据拟合,方程求根和非线性方程组求解-VB -Include: solving linear algebraic equations, interpolation, numerical integration, special functions, function approximation, eigenvalue problem, the data fit the equation and non-linear eq
Image2Html
- 内容包括:解线性代数方程组,插值,数值积分,特殊函数,函数逼近,特征值问题,数据拟合,方程求根和非线性方程组求-Include: solving linear algebraic equations, interpolation, numerical integration, special functions, function approximation, eigenvalue problem, the data fit the equation Roots and nonlinear eq
EULER_ALGORITHM
- 非线性常微分方程的Mathematica代码,采用欧拉法求解,dy/dt=f(t,y)的类型。-Mathematica code for nonlinear ordinary differential equations, using Euler s Method, dy/dt = f (t, y) type.
SeekingTheMinimumValue
- 求最小值的方程原文件及运行命令文件,可以方便快捷的求出非线性有约束的最小值-Seeking the minimum value of the equation of the original documents and run the command file, you can find convenient and efficient non-linear constrained minimum
Nonlinear_equations
- 本工具箱包含非线性方程组求解的程序代码,通过调用函数可求解相关方程的数值解,适合MATLAB初学者调试-This kit contains the nonlinear equations of the program code, by calling the function can be related equation for solving the numerical solution, suitable for beginners debug MATLAB
Five-phase_hybrid_stepping_motor_control_technolog
- 本文研究了混合式步进电动机原理结构和运行特性,由于混合式步进电动机 结构特殊,状态方程高度非线性且各状态变量相互祸合,使得数学公式难以准确 的表达。据此提出了考虑饱和非线性的五相混合式步进电动机的数学模型,并用 MATLAB对相电流进行了仿真研究,本文在分析五相混合式步进电机的数学模 型的基础上,推导出了电机运行矩频特性的计算公式,并在考虑磁路饱和的情况 下,对绕组电感参数做了非线性分析和处理。在MATLAB的环境下对其进行了 仿真,仿真结果基本符合实际情况。 -Fi
Stepper_Motor_Technology
- 本文介绍了两相四拍混合式步进电机的工作原理及其磁网络模型,推 导了步进电机的动态方程。分析了两种细分驱动方法:等电流法和电流 矢量法恒幅均匀旋转法,提出了基于单片机控制的PWM电流矢量恒幅 均匀旋转的细分驱动技术,实现了步进电机32细分驱动。为了补偿步进 电机相绕组电流与其产生磁场之间非线性引起的误差,采用了最小二乘 法对细分步距角误差曲线进行了拟合与修正,提高了细分精度。为了检 测32细分后的步距角,采用了自准直仪加精密数显转台的光学测量方法, 并给出了实验结果,3
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.
Math
- 内含8个数学建模的实验报告:线性规划、插值、拟合、非线性规划、蒙特卡洛方法、微分方程、无约束优化、回归分析-Mathematical modeling includes 8 Experiment Report: linear programming, interpolation, fitting, linear programming, Monte Carlo method, differential equations, unconstrained optimization, regressi
homework2
- 牛顿迭代法解非线性双曲型方程(北航研究生数值分析程序)-Newton iteration method for nonlinear hyperbolic equations (Beihang University Graduate numerical analysis program)
split_step_fourier_method
- 非线性薛定谔方程的求解是个难题,利用分步傅里叶方法求解非线性薛定谔方程。 -Nonlinear Schrodinger equation is a problem, use split-step Fourier method for solving nonlinear Schrö dinger equation.
Petviashvili
- Petviashvili method,计算孤子的程序,如非线性薛定谔方程-Petviashvili method
feixianxingxianxinghua
- 提供两种非线性动态方程线性化的方法实例,精确线性化方法和反馈线性化方法-Provides two linear equations of nonlinear dynamic methods examples of exact linearization and feedback linearization method
LinearBPM
- 这是一个简单的FFT为无电位1 +1 +1 Ð 薛定谔方程的光束传播方法。如果该软件灵活,允许引入的术语(如果是极少数需要包括色散效应高阶导数)。例如,如果一个人渴望解决的一个方程的形式: (四/ dz的+ Ð ^ 2/dx ^ 2 - 0.25 * Ð ^ 3/dx ^ 3)== 0 Ÿ 它可以解决使用以下代码: Ž = linspace(0,1,512) x = linspace(-5,5,1024) psi0 =进出口
HW_RCM
- 这是Toro的rcm方法求解非线性浅水方程的精确解, 请结合他的两本书看-Program name: HW-RCM File name: hw_rcm.f Purpose: To solve the time-dependent non-linear one dimensional shallow water equations by the Random Choice Method (RCM) on a non-staggered grid, with van der Cor
NonlinearAdvectionSI
- 用于解算一维非线性平流扩散方程的半隐式差分格式算法-Computing the numerical solution of nonlinear advection equation via a semi-implicit scheme.
MatlabandChemicalEngineeringCalculation
- 介绍Matlab在化工方面的数值计算应用,课件主要讲述化工领域非线性、线性方程组的解法,插值、拟合和常见常微分方程的解法。-Introduced in the chemical aspects of Matlab numerical computing applications, courseware mainly about the chemical field of nonlinear, solution of linear equations, interpolation, fitting