Tikhonov-for-inverse-problem

matlab方程求根程序，里面包括了常用的matlab方程求根的程序，包括手写的和matlab自还的函数。(matlab equation Roots program, which includes the commonly used procedure for finding roots of equations matlab, including handwritten and self is also a function of matlab.)

教程 matlab算法做反馈环路分析，对电路，自动控制类有用(Tutorial matlab algorithm to do the feedback loop analysis, useful for circuits, automatic control class)

multidevice antenna for portable device

罚函数法是将有约束最优化问题转化为求解无约束最优化问题。在此给出罚函数法的Matlab源程序。(Penalty function method is a constrained optimization problem into solving unconstrained optimization problems. This gives the penalty function in Matlab source.)

小波分析是目前数学中一个迅速发展的新领网域，它同时具有理论深刻和应用十分广泛的双重意义。信号处理的目的就是：准确的分析、诊断、编码压缩和量化、快速传递或存储、精确地重构（或恢复）。(Wavelet analysis is a rapidly developing new collar domain in mathematics, which has both theoretical significance and profound and extensive application. The purpose of signal processing is: accurate rapid analysis, diagnosis, coding and quantization, transmission or storage, accurate reconstruction (or recovery).)

matlab 画地图的 非常好用，有需要的可以拿过去！(very good！)

说明：  黄金分割法求极小值 功能：用黄金分割法求f(x)在区间[a,b]上的近似极小值。当且仅当f(x)在[a,b]上为单峰时次方法适用 (Golden section method for the minimum functions: golden section method used for f (x) in the interval [a, b] on the approximate minimum. If and only if f (x) in [a, b] for the single-peak method can be applied at times)

画出具有不同频率，相位的正弦信号及其DFT序列，并检验信号正交性(Draw different frequencies ,different phase of the sinusoidal signal ,and the DFT sequence, then check the signal orthogonality)

PEMROSESAN GAMBAR DENGAN ALGORITMA RUN LENGTH CODING

线性杆元以及二次杆元有限元分析时可直接利用的编码(Linear bar element and the second pole element finite element analysis can be directly used in the encoding)