MaxiLambda

/**
 * Class equipped with static functions used to apply functions to themselves.
 * Lambda functions can be made recursive with this technique.
 * <p>
 * The function below is the recursive definition of the factorial function.
 * <pre><code>
 *  Function<Integer,Integer> rec = fix(f -> n -> (n > 1) ? n * f.get().apply(n - 1) : 1);
 * </code></pre>
 */
public final class Fix {