Problem with jacobiSN function

Why Matlab doesn't know the function jacobiSN and retourn: Undefined function or variable 'jacobiSN' ?

[Torsten]

What's the error message you get when you type

jacobiSN(2,1)

?

[alessio bocci]

Undefined function or variable 'jacobiSN'

Answer 1

[Torsten]

I suggest you follow the steps suggested under

https://de.mathworks.com/help/matlab/matlab_prog/calling-functions.html