What does the tilde (~) in the following code mean?

function T= TempStefBoltz_3(~)
sig = 5.67e-8; %W/m^2K^4
E =6000; %W/m^2
x=E/sig;
t=nthroot(x,4); %K
T=round(t); %K
end

Answer 1

[James Tursa]

It's syntax that means to ignore the input argument, if there is one. That is, you can call the function with no input arguments or one input argument (ignored).

https://www.mathworks.com/help/matlab/matlab_prog/ignore-function-inputs.html?searchHighlight=tilde&s_tid=doc_srchtitle