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fit
基于Levenberg-Marquardt的曲线/面拟合(C library for Levenberg-Marquardt least-squares minimization and curve fitting)
- 2014-02-14 04:20:28下载
- 积分:1
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UGKS-1D
适合于稀薄流动计算的气体动力学格式源码,该源码为xukun老是JCP论文中的算例一致(UGKS1D- shock structure calculation using Unified Gas-Kinetic Scheme)
- 2020-11-13 10:19:43下载
- 积分:1
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Behaviors-Blade-Shaft-Bearing-System
一篇论文,转子动力学方面,思路独特,新颖性强。题目为叶片-转子-轴承系统的非线性动力学问题研究(Paper, rotor dynamics, the idea of unique, innovative and strong. Entitled blades- Rotor- bearing system of nonlinear dynamics)
- 2011-09-30 09:01:31下载
- 积分:1
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half
计算半方差,如果按克里金法计算插值要求计算半方差,用此程序可实现。(Calculation of semi-variance, if the Kriging interpolation method call for the calculation of semi-variance, using this procedure can be realized.)
- 2008-05-15 13:48:06下载
- 积分:1
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hhspectrum
Hilbert Haung spectrum
- 2012-07-19 00:52:09下载
- 积分:1
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L2_distance
计算任意两个等维矩阵之间对应坐标点的距离(Calculate the distance between the corresponding coordinate points of any two equal dimensional matrices.)
- 2021-01-27 09:28:36下载
- 积分:1
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firfilter
MFC实现快速傅里叶变换(FFT)MFC实现快速傅里叶变换(FFT)(MFC MFC Fast Fourier Transform (FFT) fast Fourier transform (FFT))
- 2020-12-22 20:09:08下载
- 积分:1
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qczdjl
本程序是用数学方程试计算出一个点在一条线上的垂线坐标,并判断出在线内外,是测量中用的程序!(The test procedure is used to calculate the mathematical equation of a line a point in the vertical coordinate, and determine the line outside, the procedure used to measure!)
- 2011-01-05 17:10:24下载
- 积分:1
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非线性振动
非线性振动.pdf 刘延柱编写
恢复力与位移不成正比或阻尼力不与速度一次方成正比的系统的振动。尽管线性振动理论早已相当完善,在工程上也已取得广泛和卓有成效的应用,但在实际问题中,总有一些用线性理论无法解释的现象。一般说,线性模型只适用于小运动范围,起出这一范围,按线性问题处理就不仅在量上会引起较大误差,而且有时还会出现质上的差异,这就促使人们研究非线性振动。(Nonlinear Vibration. Compilation of PDF Liu Yanzhu)
- 2020-11-23 20:09:34下载
- 积分:1
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sqpm
用基于拉格朗日函数Hesse矩阵的SQP方法求解约束优化问题(Based on Lagrangian with SQP Hesse matrix method for solving constrained optimization problems)
- 2015-06-06 18:44:33下载
- 积分:1