Riemann-problems

SAP2000软件具有框架单元、索单元、板单元、壳单元、平面单元、实体单元、连接单元、铰单元等单元，提供线性和非线性、静力和动力分析，可以进行静力分析、振型分析、反应谱分析、时程分析、曲屈分析、移动荷载分析、稳态分析、功能谱密度分析、静力Pushover分析、施工顺序加载分析等。 SAP2000是通用有限元分析与设计软件，适用于桥梁、工业建筑、输电塔、设备基础、电力设施、索膜结构、运动场所、演出场所等特种结构。 (SAP2000 software has a frame unit, cable unit, plate elements, shell elements, plane elements, solid elements, connecting elements, hinge unit and other units to provide linear and nonlinear, static and dynamic analysis, static analysis, vibration type of analysis, response spectrum analysis, time history analysis, buckling analysis, the moving load analysis, steady-state analysis, spectral density function analysis, static Pushover analysis, construction sequence loading analysis. SAP2000 is a general-purpose finite element analysis and design software for bridges, industrial buildings, transmission towers, equipment foundations, electrical facilities, cable-membrane structures, sports facilities, venues and other special structures.)

幻方 (magic cube )

matlab最全纹理特征代码，灰度共生矩阵软件自带，就不传了。里面有tamura六个参数，灰度梯度共生矩阵的纹理特征，还有熵。(matlab the best texture feature code, the GLCM software comes not passed. Tamura six parameters, the shades of gray co-occurrence matrix texture features, as well as entropy.)

ANSYS 分析一座预应力连续刚构桥的命令流，很实用哦(ANSYS analysis of a prestressed continuous rigid frame bridge command stream, and very practical!)

求解时滞微分方程的龙格库塔方法！用matlab编写的。(Solving Delay Differential Equations Runge-Kutta methods! Prepared using matlab.)

说明：  Group delay calculation

在matlab里利用逆矩阵算法对于一个给定的波前来算它的泽尼克系数(Zernike Polynomial Coefficients for a given Wavefront using Matrix Inversion in Matlab )

一个对Fluent中k-e湍流模型的修正udf程序，c语言(One pair ke turbulence model in Fluent udf amendment procedures)

计算最短路径，可用于计算图论中最短路径的分析和求解(Calculate the shortest path)

频率响应函数计算程序,通过输入结构的响应数据，识别结构的模态参数，matlab(frequency response function，)