MATLAB Animation with circles

MATLAB Program:

figure

pause(10);

t=0:0.001:2*pi;

x=cos(t);

y=sin(t);

plot(x,y);

axis([-1.5 1.5 -1.5 1.5]);

axis equal;

pause(1);

hold on;

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

plot(x2,y2);

axis([-1.5 1.5 -1.5 1.5]);

axis equal;

pause(1);

clf

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

plot(x2,y2);

axis([-1.5 1.5 -1.5 1.5]);

axis equal;

pause(1);

hold on;

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    plot(x3,y3);

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1)

clf

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    plot(x3,y3);

   axis([-1.5 1.5 -1.5 1.5]);

   axis equal;

    hold on;

    i=i+1;

end

pause(0.5);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'y');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'m');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'c');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'r');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'g');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'b');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.1;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

    fill(x3,y3,'k');

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

    hold on;

    i=i+1;

end

pause(1);

clf

t=0:pi/6:2*pi;

x2=cos(t);

y2=sin(t);

t=0:0.001:2*pi;

k=0.01;

for i=1:length(x2)

    x3=x2(i)+k*cos(t);

    y3=y2(i)+k*sin(t);

   fill(x3,y3,'r');

 

    axis([-1.5 1.5 -1.5 1.5]);

    axis equal;

     pause(1);

    hold on;

    i=i+1;

    k=k+0.01;

end