How to use latex ($\ell}$) in matlab figure ?

I want to use a latex form '$\ell}$' in MATLAB figure, but it seems that MATLAB figure doesn't support this command? How to type this command in MATLAB figure?

Answer 1

[Walter Roberson]

h = text(0.5,0.5,'$\ell_{2,1}$', 'interpreter', 'latex')

Your posting has an unmatched } that would cause problems.

[zhuang joe]

How to use it in legend?

[madhan ravi]

legend('l_{2,1}', 'interpreter', 'latex')

[zhuang joe]

But I want to use \ell.

[Walter Roberson]

h = legend('$\ell_{2,1}$');
h.Interpreter = 'latex';

[Anil Kumar]

How to write it for a color axis?

c = colorbar;
set(c,'FontSize',32);
%set(c,'FontSize',32,'Interpreter','latex');%didn't work
c.Label.String = '$E^{\ell}_{n(3)}$';
c.label.String.Interpreter='latex' % didn't work
caxis([min(x(:,14)) max(x(:,14))]);

am I missing something here? Thanks

Edit:

c.Label.Interpreter = 'latex';

found here

https://www.mathworks.com/matlabcentral/answers/487310-how-can-i-change-a-colorbar-title-interpreter-to-latex