clear
clc
%%INPUT / DATA
%a = input('Value of a:')
%b = input('Value of b:')
%c = input('Value of c:')
a=1;
b=1;
c=1;
syms t;
%v = a*cos(b*t)*i + c*x*j;
vx = a*cos(b*t);
xt = int(vx,t);
vy = c*xt;
yt = int(vy,t);
%%FIGURE
t = 0:1:10;
yt = double(subs(yt,t)) ; %<---convert sym class to double by substituting t
figure
plot(t,yt);
xlabel('y(t)');
ylabel('t');
title('Quy dao cua chat diem');
grid on;
axis equal;
%%Error
%Error using plot
%Data must be numeric, datetime, duration or an array convertible to double.
