【MATLAB动画教程七】
%by dynamic%see also http://www.matlabsky.com
%2008.6.23
%
t=0:pi/50:10*pi;
x=30*sin(t);
y=30*cos(t);
z=t;
plot3(x,y,z);
hold on
%axis equal
comet3(x,y,z,0.5)%by dynamic
%see also http://www.matlabsky.com
%2008.6.23
%
vx = 40;
t = 0:0.01:10;
x = vx*t;
y = -9.8*t.^2/2;
comet(x,y)%by dynamic
%see also http://www.matlabsky.com
%2008.6.13
%
vx = 100*cos(1/4*pi);
vy = 100*sin(1/4*pi);
t = 0:0.001:15;
x = vx*t;
y = vy*t-9.8*t.^2/2;
comet(x,y)
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