wuqiongxiao_yanshi.m

matlab的一些其他演示

%example3_1.m
close all
close all
t=-4:0.1:4;
y1=sin(pi*t)./(pi*t);
y2=sin(pi*t+eps)./(pi*t+eps);
subplot(211);plot(t,y1);grid;
title('sin(\pi*t)/(\pi*t)');
axis([-4 4 -0.5 1.5]);
subplot(212);plot(t,y2);grid;
title('sin(\pi*t+eps)/(\pi*t+eps)');
axis([-4 4 -0.5 1.5]);
N=round(length(t)/2);
%显示t=0附近的函数值
data1=y1(N-2:N+2)
data2=y2(N-2:N+2)