darkhistory.electrons.ics.BE_integrals.F_inv¶
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darkhistory.electrons.ics.BE_integrals.
F_inv
(a, b, tol=1e-10)¶ Definite integral of (1/x)/(exp(x) - 1).
Parameters: - a : ndarray
Lower limit of integration.
- b : ndarray
Upper limit of integration.
- tol : float
The relative tolerance to be reached.
Returns: - float
The resulting integral.