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solving Laplace equation with Finite difference method.( with both gauss sidel and Jacobi method)
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利用雷诺方程和有限元差分法,计算阶梯滑块的压力分布-Reynolds equation and the use of finite element difference method to calculate the pressure distribution of the slider ladder
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地球物理学,一阶弹性波方程交错网格差分法,时间二阶,空间二阶-Geophysics, first-order elastic wave equation staggered grid difference method, time of second order, second order
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二阶声波方程有限差分模拟和偏移成像的程序
文件说明:
数据为二进制,主程序用fdtrm.f90,数据为su格式,主程序用fdrtm_su.f90;
boundary.f90人工边界条件,傍轴近似。propagator.f90是传播算子;
wavelet.f90是震源。makefile中是编译命令。
-acoustic wave equation modeling and imaging with finite difference method
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这是一种数值分析中的差值算法,通过这个算法可以在得知节点和数据后估计方程-This is a numerical analysis of the difference between the algorithm, this algorithm can be estimated by the equation after learning nodes and data
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求解泊松方程,通过差分法将泊松方程建立为线性方程组,得到稀疏矩阵,通过GS迭代法求解线性方程组,得到泊松方程的特解。-Solving Poisson equation, difference method will be established by linear equations Poisson equation, sparse matrix, solving linear equations by GS iterative method to obtain a particular sol
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椭圆型方程有限差分法的Matlab程序,高斯塞德尔迭代-Elliptic equation finite difference method of Matlab procedures, high Saipan del iterative method.
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一维波动偏微分方程方程,差分法显式格式求数值解-One dimensional wave equation partial differential equations, difference explicit format Solving the Numerical Solution
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使用Fortran编程,有限差分法计算雷诺方程-Reynolds equation calculated using Fortran programming, finite difference method
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导航作业,编写求解伪距定位方程的程序,对实际数据进行处理,解算出接收机的位置及钟差信息。提供8个通道的两组数据如下-Navigation operations, write pseudo-range positioning equation solver, and the actual data processing, the solution calculates the position and the clock difference information receiver. Provi
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迭代法是用于求方程或方程组近似根的一种常用的算法设计方法。设方程为f(x) 0,用某种数学方法导出等价的形式x g(x),然后按以下步骤执行:
(1) 选一个方程的近似根,赋给变量x0;
(2) 将x0的值保存于变量x1,然后计算g(x1),并将结果存于变量x0;
(3) 当x0与x1的差的绝对值还小于指定的精度要求时,重复步骤(2)的计算。
若方程有根,并且用上述方法计算出来的近似根序列收敛,则按上述方法求得的x0就认为是方程的根。-Iteration is a com
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在 2-D、正方形网格划分、中心差分情况下求解由 Helmhotz 方程: ,经差分离散得到的代数方程组。(设第一类边界条件;总网格数 5×5)-In the case of 2-D, square lattice and central difference, the algebraic equations are obtained by Helmhotz equation.
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变步长网格,声波方程,有限差分数值模拟程序,二阶-Variable step mesh, acoustic equation, finite difference numerical simulation program, second order
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一维热传导有限差分将方程离散化,加入相应的边界条件和初始条件即可运行-One-dimensional heat conduction equation finite difference discretization will join the appropriate boundary and initial conditions to run
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隐式向后差分离散一维热传导偏微分方程,给定相应的边界条件和初始条件即可求解-Implicit backward difference discrete one-dimensional heat conduction differential equation, given the appropriate boundary and initial conditions can be solved
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用有限差分法求解矩形域上的Poisson方程-Finite difference method for solving Poisson equation in rectangular domain
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用有限差分的方法,采用追赶法实现一维热传导方程的求解。-By using the finite difference method, the solution of one dimensional heat conduction equation is realized by the catch-up method.
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对声波方程的数值模拟,并加上了PML边界条件,研究波场在是否加边界的差异;此程序简单易懂,适用于初学者-Numerical simulation of acoustic wave equation, plus the PML boundary condition, wave field research plus the difference in whether or not the border this program easy to understand for beginners
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河流数值模拟课中,用有限差分的方法求解一流的对流扩散方程以及浅水方程。-The finite difference method is used to solve the first-order convection-diffusion equation and the shallow-water equation in the course of river numerical simulation.
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利用有限差分方法求解N-S方程的部分解。分扩散项,源项,平流项-Finite difference method for solving partial solution NS equation. Sub-diffusion items, advection source term
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