pub trait FitParametersOriginalDimLessTrait<const NPARAMS: usize> {
fn orig_to_dimensionless(
norm_data: &NormalizedData<f64>,
orig: &[f64; NPARAMS]
) -> [f64; NPARAMS];
fn dimensionless_to_orig(
norm_data: &NormalizedData<f64>,
norm: &[f64; NPARAMS]
) -> [f64; NPARAMS];
}