tron-1.2.tar

最优化的bfgs算法，是采用matlab编程(BFGS optimization algorithm, using matlab programming)

使用Y矩阵来综合得到耦合矩阵M中各元素的matlab源代码(The Y matrix to obtain an integrated coupling matrix M of each element matlab source code)

说明：  VUMAT for Kinematic Hardening Plasticity

to judge points in a polygon

说明：  用于在数值分析中，对于离散点进行拉格朗日差值拟合(Lagrangian difference fitting)

线接触滑块润滑，基于有限差分法，采用的是中间差分的方法，求解油膜厚度(Line contact slider lubrication, based on the finite difference method, using an intermediate difference method for solving film thickness)

张学工老师模式识别第一次作业，用贝叶斯方法和正态分布的监督参数估计对身高体重二维数据进行性别分类(Zhang engineering teacher pattern recognition for the first time operations, using Bayesian methods, and the supervision of normal height and weight of two-dimensional parameter estimation of the gender-disaggregated data)

说明：  多元统计分析—基于R- 数据data，讲解多元统计在R中如何实现，对于多元统计软件入门，是很实用的课程(Multivariate Statistical Analysis Based on R language .about data)

根据输入的长宽，计算Rectangle面积周长等功能，并画出在txt文件中(Rectangle Create a class Rectangle with attributes length and width, each of which defaults to 1 a. Provide member functions that calculate the perimeter and the area of the rectangle. b. Also provide set and get functions for the length and width attributes. The set functions should verify that length and width are each integer numbers larger than 0 and less than 20. c. Write draw function to display the Rectangle: in Assignment1. ) d. Write a driver program to test class Rectangle.)

一个用于弹性接触分析的边界元fortran源程序(One for the analysis of elastic contact BEM fortran source)