The features described in this topic are obsolete
and should not be used in new IDL code.
POLY_FIT
The following arguments to POLY_FIT are obsolete.
Arguments
Yfit
A named variable that will contain the vector of calculated Y values. These values have an error of plus or minus Yband.
Yband
A named variable that will contain the error estimate for each point.
Sigma
A named variable that will contain the standard deviation in Y units.
Corrm
A named variable that will contain the correlation matrix of the coefficients.