pisa

计算层合板刚度，和最先一层失效载荷！程序具有通用性，能够对任意工程弹性常数和几何尺寸的层合板进行刚度和强度分析！非常适合最为哈尔滨工业大学复合材料与工程专业的复合材料力学上机大作业(Laminate stiffness calculation, and the first layer of failure load! Program is versatile, capable of any engineering elastic constants and geometry of laminates for stiffness and strength analysis! Very suitable for most Harbin Institute of Technology composite materials and engineering mechanics of composite materials on the plane big job)

说明：  利用EM算法对状态空间模型中的参数进行辨识，效果良好(The EM algorithm is used to identify the parameters in the state space model, and the result is good.)

Shell sort is a very interesting modification of the sorting algorithm simple inserts.

matlab代码实现一个快速时钟恢复的代码，这里可以看到一个具体的clock and data recovery的例子(it is about clock and data recovery，is a very useful tools to simulate the problems in communication!)

Two degrees of freedom vibration analysis. Solution to two second order differential equations

说明：  MATLAB 讀取 ESRI 檔 AND SETIING X Y (MATLAB RREAD ESRI FILE AND SETIING X Y)

TRANSIENTCONDUCTIONGUI( Property , Value ,...) creates a new TRANSIENTCONDUCTIONGUI or raises the existing singleton

经验正交函数分析方法，是一种分析矩阵数据中的结构特征，提取主要数据特征量的一种方 法。常用于海洋、气象专业。(Empirical orthogonal function analysis method is an analysis of the data structure of the matrix, a method of extracting the main characteristics of the data volume. Commonly used in the marine, meteorology profession.)

feedback and control systems

包括表面图形等matlab函数，可以供大家使用(Including graphics such as surface matlab function, you can use for everyone)