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Richardson
里查得森(Richardson)法解偏微分方程的程序。解的是定步长的抛物型偏微分方程:
du/dx - a * d2u/dx2 = 0
在程序中可以更改 a 的值以实现不同系数的解。由于它是一种显式格式,解的结果不稳定
在Matlab7下面运行发现竟然有一些值达到十的几十次方,这是算法本身决定的。不是程序有错误(Richard Anderson (Richardson) Solving partial differential equations procedures. Solution is scheduled to step parabolic partial differential equation: du/dx- a* d2u/dx2 = 0 in the procedure can be changed in order to realize the value of a different coefficient of the solution. Because it is an explicit format, the result of instability in the solution of the following Matlab7 running even found some value reached ten dozens of parties, this is the decision algorithm itself. Not a procedural error)
- 2008-04-20 23:22:00下载
- 积分:1
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OFDM_SIM
OFDM系统仿真,采用各种调制方式(BPSK,QPSK,QAM8,QAM16,QAM32,QAM64)(OFDM system simulation, using a variety of modulation (BPSK, QPSK, QAM8, QAM16, QAM32, QAM64)
)
- 2009-05-03 09:42:25下载
- 积分:1
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to
说明: 一般通信AM FM BPSK MSK信号的产生 与频谱仿真及通过滤波器仿真(General Communication AM FM BPSK MSK signal generation and spectrum simulation and emulation through the filter)
- 2010-04-16 16:28:15下载
- 积分:1
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_2008010606
清华大学机械原理课面试题目,复杂机构的计算机模拟源代码(Tsinghua mechanical principle course of interview questions and complex computer simulation of the source code organization)
- 2011-05-22 01:11:16下载
- 积分:1
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To-performs-logarthmic-transformation-of-an-image
LOG TRANSFORM PERFORMED ON IMAGE
- 2014-09-03 02:48:17下载
- 积分:1
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1
利用MATLAB来实现函数f(t)向右移三和向左移动三的波形
向右移
3
和向左移
3
的波形
(Three waveform move to the right and to the left to the right and to the left of the waveform using MATLAB to achieve the function f (t))
- 2013-05-17 10:56:09下载
- 积分:1
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3879a736
Research paper for iris recognition this will be used for students who doing iris recognition.
- 2012-05-07 20:46:10下载
- 积分:1
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zzxymath_matlab_program
数学实验与Matlab程序zxymath_matlab_program
对于初学者,是一份不错的自学资料.
(Matlab mathematical and experimental procedures zxymath_matlab_program right in the beginners, is a good self-study information.)
- 2007-03-18 11:38:47下载
- 积分:1
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nurbs
nurbs曲线在MATLAB中的实现,绘制(nurbs curve)
- 2020-12-24 16:19:05下载
- 积分:1
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sfunction
S-function of MPPT for PV
- 2013-11-13 20:07:32下载
- 积分:1