function files (was: why is octave such a crap?)

[Mike Miller]

On Wed, Aug 17, 2016 at 14:50:30 +0000, Frank Zack wrote:
> function retval=octsux(x)
>   if(x<1.3)                         % -inf<x<1.3
>     retval=1/(exp(-x(1))+0.27);
>   else                                 % 1.3<=x<inf
>     retval=4/(3*sqrt(pi))*(x(1)^2+pi^2/6)^(3/4);
>   endif  
> endfunction
> 
> octsux(10)
> warning: function name 'octsux' does not agree with function file name 
> '/user/ME/test.m'
> error: 'x' undefined near line 2 column 6
> error: called from

Is the error message unclear? The function name must be the same as the
name of the .m file. A .m file may contain more than one subfunction,
but every public function must be in its own .m file with the same name.

https://www.gnu.org/software/octave/doc/interpreter/Function-Files.html

-- 
mike