Octave Programming Examples

Execute MATLAB/Octave Online

octave

x = [1 2 3 4 5 6 7 8 9 10];

for i=1:10
y(i)=x(i)*x(i)

end
scatter(x,y)
title('Plot title');
xlabel('X Axis');
ylabel('Y Axis');

print -dpng figure.png

Execute MATLAB/Octave Online

octave

x = [1 2 3 4 5 6 7 8 9 10];

for i=1:10
y(i)=x(i)*x(i)

end
scatter(x,y)
title('plot title');
xlabel('X Axis');
ylabel('Y Axis');

print -dpng figure.png

p4

octave

x=[1 2 3 4 5 6 7 8 9 10];
%x = {0 45 90 135 180 225 270 315 360 405 450 450 495 540 585 630 675 720};
%y=sin{x*pi180};
for i=1:10
if(rem(i,2)==0);
y(i)=1

else
y(i)=0

end
end
scatter(x,y);
line(x,y)
title("plot title");
xlabel("X Axis");
ylabel("Y Axis");

print -dpng figure.png

trianguular curve

octave

x=[1 2 3 4 5 6 7 8 9 10];

for i=1:10;
    if (rem(i,2)==0);
    y(i)=1;

    else
    y(i)=0;

    end

end
scatter(x,y);
line(x,y);
title('plot title');
xlabel('X Axis');
ylabel('Y Axis');


print -dpng figure.png

Execute MATLAB/Octave Online/line

octave

x = [  1 2 3 4 5 6 7 8 9 10 ];
%x=[0 45 90 135 180 225 270 315 360 405 450 495 540 585 630 675 720];

%y=sin(x*pi/180);

for i=1:10
    if (rem(i,3)==0)
    y(i)=0
    y(i)=1

    else
    y(i)=1
    end

end

scatter(x,y);
line(x,y);
title('line');
xlabel('X Axis');
ylabel('Y Axis');


print -dpng figure.png

square plot

octave

x = [1 2 3 4 5 6 7 8 9 10];

for i=1:10
y(i)=x(i)*x(i)

end
scatter(x,y)
title('Plot title');
xlabel('X Axis');
ylabel('Y Axis');

print -dpng figure.png

SIN CURVE IN LINE

octave

x = [0 45 90 135 180 225 270 315 360 405 450 495 540 585 630 675 720];
y=sin(x*pi/180);
scatter(x,y);
line(x,y);
title('Plot title');
xlabel('X Axis');
ylabel('Y Axis');

print -dpng figure.pn

Execute MATLAB/Octave Online

octave

x = [1 2 3 4 5 6 7 8 9 10];

for (i=1:10)
  if(rem(x(i),2)==0)
    y(i)=1
   
   else 
   y(i)=0
   end
end   

scatter(x,y);
line(x,y);
axis([1 10 0 10])
title('Plot title');
xlabel('X Axis');
ylabel('Y Axis');

print -dpng figure.png

Execute MATLAB/Octave Online

octave

x=[1 2 3 4 5 6 7 8 9 10]
%x=[0 45 90 135 180 225 270 315 360 405 450 495 540 585 630 675 720];
%y=sin(x*pi/180);
for i=1:10
    if (rem(i,2)==0)
    y(i)=1

    else
    y(i)=0

    end

end
scatter(x,y);
line(x,y);
title('plot title');
xlabel('X Axis');
ylabel('Y Axis');


print -dpng figure.png

sq num 1

octave

x = [1 2 3 4 5 6 7 8 9 10];
y=sin(x*pi/180);
for i=1:10
if (rem(i,2)==0)
y(i)=1
else
y(i)=0
end
end
scatter(x,y);
line(x,y);
title('Plot title');
xlabel('X Axis');
ylabel('Y Axis');

print -dpng figure.png

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