public Cursor cursor(final RandomGenerator random) {
		return cursor(random, n, k);
	}
Return a new (<em>infinite</em>) cursor which creates k-subsets in a
random order.
{@snippet class="CombinatorialSnippets" region="KSubset.randomCursor"}

@apiNote
The returned cursor may create duplicate k-subsets.

@param random the random generator used for creating random k-subsets
@return a new randomized k-subset cursor
@throws NullPointerException if the given {@code random} generator is
        {@code null}
jenetics.incubator/src/main/java/io/jenetics/incubator/combinatorial/KSubset.java