Re: Problem porting Matlab code containing feval

[Bill Denney]

On Mon, 13 Feb 2006, V P wrote:

> Hi All:
> I am in the process of porting my old Matlab code to Octave since I no
> longer have access to Matlab.
>
> I recreated the problem in the following snippet:
>
> function test(fn)
> yN = [1.2, 0.8];
> i=0
> while i < 3,
> feval(fn,yN)
> i=i+1;
> end;
> endfunction;
>
> function d=dfns2(y)
> d1=-1 + 2./2.^(16 *(-3.75 + y(:,1)).^2);
> d2=-1 + 2./ 2.^((-8 + y(:,2)).^2);
> d = [d1, d2];
> endfunction
>
> in Octave (2.1.71) I do the following:
> > test(dfns2)

LUK already suggested one way.  Another way would be to pass a function 
handle like

> > test(@dfns2)

and change the line from

feval(fn,yN)

to

fn(yN)

This may depend on version 2.9.x though.

Bill

--
"The history of liberty is a history of the limitation of government
power, not the increase of it."
  -- Woodrow Wilson



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