q2521.m

电路与系统专业的matlab程序。有很多经典的实例。

%example for text
plot(0:0.05:2*pi,sin(0:0.05:2*pi))
xlabel('t = 0 to 2\pi','FontSize',8)
ylabel('sin(t)','FontSize',8)
title('\it{Value of the Sine from Zero to Two Pi}')
text(3*pi/4,sin(3*pi/4),'\leftarrowsin(t) = .707')
text(pi,sin(pi),'\leftarrowsin(t) = 0')
text(5*pi/4,sin(5*pi/4),'sin(t) = -.707\rightarrow', 'HorizontalAlignment','right')