RedshiftScaleFactor¶
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class
astropy.modeling.functional_models.
RedshiftScaleFactor
(z=0, **kwargs)[source] [edit on github]¶ Bases:
astropy.modeling.Fittable1DModel
One dimensional redshift scale factor model.
Parameters: - z : float
Redshift value.
Notes
Model formula:
\[f(x) = x (1 + z)\]Attributes Summary
param_names
z
redshift Methods Summary
evaluate
(x, z)One dimensional RedshiftScaleFactor model function fit_deriv
(x, z)One dimensional RedshiftScaleFactor model derivative Attributes Documentation
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param_names
= ('z',)¶
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z
¶ redshift
Methods Documentation
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static
evaluate
(x, z)[source] [edit on github]¶ One dimensional RedshiftScaleFactor model function
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static
fit_deriv
(x, z)[source] [edit on github]¶ One dimensional RedshiftScaleFactor model derivative