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gmres
gmres 方法。视图求解线性方程组A*x=b的解x。nXn的稀疏矩阵A必须是方程且应是大型稀疏矩阵。列向量b的长度必须为n。(gmres method. View solving linear equations A* x = b the solution x. nXn sparse matrix A must be equation and should be large sparse matrix. The length of the column vector b must be to n.)
- 2013-09-13 16:29:56下载
- 积分:1
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SVD
最小二乘估值的SVD分解计算方法,本程序可将最小二乘估值问题转化为超定方程组的问题处理,且可用奇异值分解的方法计算最小二乘问题。(Least Squares Estimates of the SVD decomposition method, the valuation process can be transformed into squares overdetermined equations deal with the problem, and can be calculated singular value decomposition least squares problem.)
- 2020-07-04 15:20:02下载
- 积分:1
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dandaoxianpincha
很好用的单导线平差,具有单线的计算能力
可以已知两点或者方位角开始计算(Very good adjustment with a single wire, with one-way computing power can be known to start two or azimuth)
- 2009-05-17 14:43:31下载
- 积分:1
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N_feed_back
生物反馈模拟,对米氏方程进行计算,并作出模拟图(a simulation for feedback)
- 2020-10-16 22:17:29下载
- 积分:1
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rcwa-2d_7_12_2012
严格的衍射积分计算,实现光栅结构透过反射场2维分布的严格解计算,利用散射积分对耦合模方程进行严格计算解
衍射,光栅,场,二维,积分,散射矩阵,耦合模理论(Strict calculation of the diffraction integral, the grating structure is realized through the rigorous solution of the 2 dimensional distribution of the reflection field.
Diffraction, grating, field, two-dimensional, integral, scattering matrix, coupled mode theory)
- 2021-02-07 20:49:55下载
- 积分:1
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拟合圆
根据X和Y两组数据,将两组数据在X-Y平面上最小二乘法拟合出圆(According to X and Y two sets of data, the two sets of data in the X-Y plane, the least square method of fitting the circle)
- 2017-08-16 11:02:07下载
- 积分:1
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boble
改进的冒泡排序的VC++源程序,希望大家能够从中受益!(improved Bubble Sort VC source, we hope to benefit from!)
- 2006-06-29 10:33:36下载
- 积分:1
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84d614758d1d
fft 利用DSP Builder 在MATLAB下产生的模型(DSP Builder fft using the model generated in MATLAB)
- 2014-01-17 14:07:24下载
- 积分:1
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fft
说明: fast fourier transformation
- 2020-06-20 02:40:01下载
- 积分:1
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Mathematica实现数值分析
利用Mathematica实现数值分析,包括Gauss-Seidel迭代,Jacobi迭代法,SOR法,牛顿迭代法等(Mathematica is used to realize numerical analysis, including Gauss-Seidel iteration, Jacobi iteration, SOR method, Newton iteration method, etc.)
- 2020-12-22 15:09:07下载
- 积分:1