SciPy

darkhistory.electrons.ics.BE_integrals.F_inv_a

darkhistory.electrons.ics.BE_integrals.F_inv_a(lowlim, a, tol=1e-10)

Integral of 1/((x+a)(exp(x) - 1)) from lowlim to infinity.

Parameters:
a : ndarray

Parameter in (x+a).

lowlim : ndarray

Lower limit of integration.

tol : float

The relative tolerance to be reached.

Returns:
ndarray

The resulting integral.

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