public class Pair<X,Y>
extends java.lang.Object
public X _1()
public Y _2()
public boolean equals(java.lang.Object o)
equals in class java.lang.Objectpublic int hashCode()
hashCode in class java.lang.Objectpublic java.lang.String toString()
toString in class java.lang.Objectpublic static <X,Y> java.util.List<Pair<X,Y>> product(X[] xs, Y[] ys)