COMET(Y) displays an animated comet plot of the vector Y.
COMET(X,Y) displays an animated comet plot of vector Y vs. X.
COMET(X,Y,p) uses a comet of length p*length(Y). Default is p = 0.10.
COMET, by itself, is self demonstrating.
t = -pi:pi/200:pi;
See also QUAKEDEMO, COMET3 .