darkhistory.electrons.ics.BE_integrals.F2¶
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darkhistory.electrons.ics.BE_integrals.
F2
(a, b, tol=1e-10)¶ Definite integral of x^2/[(exp(x) - 1)]
Parameters: - a : ndarray
Lower limit of integration. Can be either 1D or 2D.
- b : ndarray
Upper limit of integration. Can be either 1D or 2D.
- tol : float
The relative tolerance to be reached. Default is 1e-10.
Returns: - float
The resulting integral.