              <p>
                    However, that form is hard to evaluate directly without incurring
                    problems with either accuracy or numeric overflow.
                  </p>
                  <p>
                    Direct differentiation of the CDF expressed in terms of the incomplete
                    beta function
                  </p>
                  <p>
                    led to the following two formulas:
                  </p>
                  <p>
                    f<