吉布斯现象的matlab代码实现(共7页).docx

精选优质文档-倾情为你奉上第一题：代码clear;close all;clc;t = -2:0.01:2;T = 15,25,51,101;for k = 1:length(T) a=0; for n = 1:2:T(k) b=exp(1i*n*pi*t)/n; a=a+b; end y=2*a/(1j*pi); x=0.5*square(pi*t); figure; p=plot(t,real(y),t,x); axis(-2,2,-0.8,0.8); set(gca,XTick,-2:1:2) set(gca,YTick,-0.8:0.4:0.8) set(gca,XTickLabel,-2,-1,0,1,2) set(gca,YTickLabel,-0.8,-0.4,0,0.4,0.8) xla