Polyfit with scaling

[Ben Abbott]

On Feb 1, 2008, at 3:57 PM, Thomas Weber wrote:

> On 01/02/08 07:26 -0800, Rolf Fabian wrote:
>> Without testing it, I looked shortly at the code of
>> your polyfit.m and found  close to the end:
>>
>>  ## Return a row vector
>>  p = p(:)';
>>
>> This is a bug because it converts complex column vectors
>> to complex conjugated polynomials ( row-vectors)
>
> I think Ben just took this line from me. Your observation regarding  
> the
> complex values is obviously correct. However, is polyfit supposed to
> work with comples input values? Otherwise, I don't see how complex
> values can show up.
>
> 	Thomas

I don't believe Octave has any functions that are restricted to real  
values. So ... yes, polyfit accepts and returns complex values.

Ben