... ,a , .12 nAdvanced Calculus with Applications in StatisticsSecond EditionRevised and ExpandedAndre I. Khuri´University of FloridaGainesville, FloridaFINITE, COUNTABLE, AND UNCOUNTABLE ... is the set of all ordered pairs a, b such that agA and bgB, that is,<A=Bs a, bagA and b gB .Ä4Ž.The word ‘‘ordered’’ means that if a and c are elements in A and b and d Ž.Ž.are elements ... c, d if and only if asc and b sd. IThe preceding definition can be extended to more than two sets. Forexample, if A , A , , A are n given sets, then their Cartesian product is12 ndenoted by...