gwinferno.preprocess.priors.Di

Di(z)

Wrapper for the scipy implementation of Spence’s function. Note that we adhere to the Mathematica convention as detailed in: https://reference.wolfram.com/language/ref/PolyLog.html

Parameters:

zfloat, complex, array-like

Input scalar or array-like value(s) at which to evaluate the dilogarithm.

Returns:

array-like

Array equivalent to PolyLog[2,z], as defined by Mathematica.