def _pdf_skip(self, x, dfn, dfd, nc):
        n1, n2 = dfn, dfd
        term = -nc/2+nc*n1*x/(2*(n2+n1*x)) + gamln(n1/2.)+gamln(1+n2/2.)
        term -= gamln((n1+n2)/2.0)
        Px = exp(term)
        Px *= n1**(n1/2) * n2**(n2/2) * x**(n1/2-1)
        Px *= (n2+n1*x)**(-(n1+n2)/2)
        Px *= special.assoc_laguerre(-nc*n1*x/(2.0*(n2+n1*x)), 2/n2, n1/2-1)
        Px /= special.beta(n1/2, n2/2)
        # This function does not have a return.  Drop it for now, the generic
        # function seems to work OK.
dataset/ETHPy150Open scipy/scipy/scipy/stats/_continuous_distns.py/ncf_gen._pdf_skip/swapped operands of `/`