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perturbation-methods
经典的微扰法,包括各种各样的非线性动力学理论的研究方法及其基本原理(Classical perturbation method, including all kinds of nonlinear dynamics theory research methods and its basic principle)
- 2021-03-31 10:09:09下载
- 积分：1
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24
说明： 给定四个数（1--13），判经过四则运算后能否得到结果24，若能，输出表达式。 (Given the number four (1- 13), after sub after four computing results can be 24, if the output expression.)
- 2008-01-03 22:19:45下载
- 积分：1
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box-girder-finite-element
介绍箱梁的有限元建模 网格划分 边界条件 加载 求解的命令流(Introduction of finite element modeling of the box girder meshing load boundary conditions for solving the command stream)
- 2013-04-18 15:16:26下载
- 积分：1
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FVM-for-cavity-flow
有限体积法计算二维方腔流（含数值算法介绍及C++，Fortran源代码）(Calculation of two-dimensional cavity flow with finite volume method (including introduction of numerical algorithm and C++, Fortran source code))
- 2014-04-30 09:27:01下载
- 积分：1
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最小二乘曲线拟合
基于Python编写的用于曲线拟合，最小二乘法(Based on Python for curve fitting, least squares method.)
- 2020-11-03 18:29:51下载
- 积分：1
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synchrosqueezing-master
说明： 同步压缩变换工具箱，十分强大，学习时频变换的好帮手(Synchronous compression transformation toolbox, very powerful, good helper for learning time-frequency transformation)
- 2021-04-23 21:08:47下载
- 积分：1
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conjugate
共轭梯度法，本算法是经过验证了的共轭梯度法，读者在运用到其他方面时需要修改一定的参数(Conjugate gradient method, this algorithm is verified of the conjugate gradient method, readers in the use of other aspects need to modify certain parameters)
- 2008-04-10 11:14:46下载
- 积分：1
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geophysical-field-process-
本程序集对地球物理场做多种处理 如：2阶及4阶导数，位场转换，不规则密度体重力场计算，竖直圆柱体重磁场计算，用泰勒多项式及最小平方2乘的剩余异常计算，（主要适用于地磁场以及重力场的转换）(FUNCTION : THIS ROUTINE IS USED TO CALCULATE GRAVITY FOR VARIABLE DENSITY OF 2D BIVARIATE TRAPEZOID BODY
Function : This program calculate derivation of order 2 and order 4 uesd in Geophysical Field（magmagnetic，gravity field）
FUNCTION : THIS ROUTINE IS USED TO CALCULATE GRAVITY FOR VARIABLE DENSITY OF 2D BIVARIATE TRAPEZOID BODY
Purpose: Continuation of potential fields (upward and downward continuation )
Function: This program will calculate residual anomaly,)
- 2011-07-26 11:17:34下载
- 积分：1
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dispersion-curvers-in-pipe
管中的纵波频散曲线 直接修改其中的矩阵就可以画出频散曲线
(dispersion curvers in pipe)
- 2014-07-21 15:16:40下载
- 积分：1
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Johnson-Cook User subroutine VUMAT
ABAQUS扩展子程序应用，实例学习，仅供参考(ABAQUS extended subroutine application)
- 2020-11-18 16:59:38下载
- 积分：1
