Exponential1D¶
-
class
astropy.modeling.functional_models.
Exponential1D
(amplitude=1, tau=1, **kwargs)[source]¶ Bases:
astropy.modeling.Fittable1DModel
One dimensional exponential model.
- Parameters
- amplitudefloat, optional
- taufloat, optional
See also
Attributes Summary
This property is used to indicate what units or sets of units the evaluate method expects, and returns a dictionary mapping inputs to units (or
None
if any units are accepted).Methods Summary
evaluate
(x, amplitude, tau)Evaluate the model on some input variables.
fit_deriv
(x, amplitude, tau)Derivative with respect to parameters
Attributes Documentation
-
amplitude
= Parameter('amplitude', value=1.0)¶
-
input_units
¶
-
param_names
= ('amplitude', 'tau')¶
-
tau
= Parameter('tau', value=1.0)¶
Methods Documentation