Multiply

class astropy.modeling.functional_models.Multiply(factor=1, **kwargs)[source]

Bases: astropy.modeling.Fittable1DModel

Multiply a model by a quantity or number.

Parameters:
factor : float

Factor by which to multiply a coordinate.

Attributes Summary

factor
fittable
inputs
linear
outputs
param_names

Methods Summary

__call__(self, x[, model_set_axis, …]) Evaluate this model using the given input(s) and the parameter values that were specified when the model was instantiated.
evaluate(x, factor) One dimensional multiply model function
fit_deriv(x, \*params) One dimensional multiply model derivative with respect to parameter

Attributes Documentation

factor = Parameter('factor', value=1.0)
fittable = True
inputs = ('x',)
linear = True
outputs = ('y',)
param_names = ('factor',)

Methods Documentation

__call__(self, x, model_set_axis=None, with_bounding_box=False, fill_value=nan, equivalencies=None, inputs_map=None)

Evaluate this model using the given input(s) and the parameter values that were specified when the model was instantiated.

static evaluate(x, factor)[source]

One dimensional multiply model function

static fit_deriv(x, *params)[source]

One dimensional multiply model derivative with respect to parameter