POLYFIT :: Fit Coefficients of a Polynomial in the Least Squares Sense

octave_polynomial_polyfit

Function: [ P, YF ] = polyfit( X, Y, N )

N: a polynomial P(X) of degree N

Example:

 octave:> load data.dat
 octave:> data
 octave:> polyfit( data(:,1), data(:,2), 1 )
 

See Also ...

• R :: LSFIT ... Find the Least Squares Fit
• R :: NLS ... Nonlinear Least Squares

octave_polynomial_polyfit