MATLAB的符号计算在《信号与系统》中的应用

Application in signals and systems using symbolic calculation of MATLAB

介绍了MATLAB的符号计算的特点,阐述了在信号与系统中利用MATLAB的符号计算功能求解卷积积分、分析系统的动态特性、求Fourier变换与Fourier反变换、分析连续时间系统的响应、求Laplace变换、连续时间系统的频域分析等的具体实现办法,并给出了相应的计算程序和运算结果,同时将这些运算结果用可视化的图形表示出来.

<Abstrcat>The paper introduces characteristic of symbolic calculation in MATLAB software,in Signals and Systems,We can calculate convolution integral,analyze system′s dynamic identity,calculate Fourier transform and inverse Fourier transform,analyze response of continuous-time system,calculate Laplace transform and inverse Laplace transform,analyze frequency domain of continuoustime system using symbolic calculation in MATLAB,at the same time,the calculating program,calculating result and the visualization wave aregiven in the paper.