note description: "[ Infinite containers whose items are in one-to-one correspondence with the integers. ]" library: "Free implementation of ELKS library" legal: "See notice at end of class." status: "See notice at end of class." names: countable, infinite, storage ; date: "$Date$" revision: "$Revision$" deferred class COUNTABLE [G] inherit INFINITE [G] feature -- Access item (i: INTEGER): G -- The `i'-th item require positive_argument: i > 0 deferred end note copyright: "Copyright (c) 1984-2012, Eiffel Software and others" license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)" source: "[ Eiffel Software 5949 Hollister Ave., Goleta, CA 93117 USA Telephone 805-685-1006, Fax 805-685-6869 Website http://www.eiffel.com Customer support http://support.eiffel.com ]" end