PaXEvaluateIR[expr,q]
is like PaXEvaluate
but with the difference that it returns only the IR-divergent part of
the result.
Overview, PaXEvaluate, PaXEvaluateUV, PaXEvaluateUVIRSplit.
[B0[SPD[p], 0, m^2], PaXSeries -> {{SPD[p], m^2, 1}}, PaXAnalytic -> True] PaXEvaluateIR