fe01bc442e70c4fc52dd9cae5151360816dda372,scipy/stats/_continuous_distns.py,exponweib_gen,_pdf,#exponweib_gen#Any#Any#Any#,1003

Before Change

    
    def _pdf(self, x, a, c):
        exc = exp(-x**c)
        return a*c*(1-exc)**asarray(a-1) * exc * x**(c-1)

    def _logpdf(self, x, a, c):
        exc = exp(-x**c)
        return log(a) + log(c) + (a-1.)*log(1-exc) - x**c + (c-1.0)*log(x)

After Change

    
    def _pdf(self, x, a, c):
        return exp(self._logpdf(x, a, c))

    def _logpdf(self, x, a, c):
        negxc = -x**c
        exm1c = -expm1(negxc)

Instances