default InverseCdf icdf() {
		final var cdf = cdf();
		final var solver = BrentRootFinder.DEFAULT;
		return p -> solver.solve(x -> cdf.apply(x) - p, domain());
	}
Return a new instance of the <i>Cumulative Distribution Function</i> (CDF).

@see <a href="http://en.wikipedia.org/wiki/Cumulative_distribution_function">CDF</a>

@return the <i>Cumulative Distribution Function</i>.
jenetics.incubator/src/main/java/io/jenetics/incubator/stat/Distribution.java