e7643f6cf469b958d7045893a3961c957363f6e2,scipy/stats/_continuous_distns.py,frechet_r_gen,_logpdf,#frechet_r_gen#Any#Any#,1537

Before Change

        return c*pow(x, c-1)*exp(-pow(x, c))

    def _logpdf(self, x, c):
        return log(c) + (c-1)*log(x) - pow(x, c)

    def _cdf(self, x, c):
        return -special.expm1(-pow(x, c))

After Change

        return c*pow(x, c-1)*exp(-pow(x, c))

    def _logpdf(self, x, c):
        return log(c) + special.xlogy(c - 1, x) - pow(x, c)

    def _cdf(self, x, c):
        return -special.expm1(-pow(x, c))

Instances