From mboxrd@z Thu Jan 1 00:00:00 1970 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on polar.synack.me X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=BAYES_00, REPLYTO_WITHOUT_TO_CC autolearn=no autolearn_force=no version=3.4.4 X-Google-Thread: 103376,be7fa91648ac3f12 X-Google-Attributes: gid103376,public X-Google-Language: ENGLISH,ASCII-7-bit Path: g2news1.google.com!news4.google.com!news2.google.com!news.maxwell.syr.edu!newsfeed.icl.net!newsfeed.fjserv.net!feed.news.tiscali.de!news.belwue.de!newsfeed.arcor.de!news.arcor.de!not-for-mail From: "Dmitry A. Kazakov" Subject: Re: Large arrays (again), problem case for GNAT Newsgroups: comp.lang.ada User-Agent: 40tude_Dialog/2.0.14.1 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Reply-To: mailbox@dmitry-kazakov.de Organization: cbb software GmbH References: <9wl1x46enupu.15kru9o6o3yqt.dlg@40tude.net> Date: Thu, 14 Apr 2005 21:45:24 +0200 Message-ID: NNTP-Posting-Date: 14 Apr 2005 21:45:18 MEST NNTP-Posting-Host: dafb8856.newsread2.arcor-online.net X-Trace: DXC=T_J\F5LILfT_WRXZ37ga[7ZncfD5BXcIXPik<:;GAd55X X-Complaints-To: abuse@arcor.de Xref: g2news1.google.com comp.lang.ada:10475 Date: 2005-04-14T21:45:18+02:00 List-Id: On 14 Apr 2005 20:30:49 +0200, Pascal Obry wrote: > "Dmitry A. Kazakov" writes: > >> Is there anything smaller than one bit? (:-)) > > Yes a weak-bit :) Do you remember the time of floppy disk. A specific copy > protection was to read/write many time at the same address a 0 and a 1. After > some time when reading at this specific location you got either a 0 or a 1. > This was use as a copy-protection by some softwares. Amazinlgy Copywrite (a > nice copy tool at this time) was able to reproduce a weak-bit. > > So somehow yes a weak-bit was smaller than a plain-bit :) Hmm, that looks rather like a random bit, which number of states (assuming the theory of hidden parameter) could be from two to any possible cardinal and even larger. That can't be smaller than 1! (:-)) But what could indeed be, is a read-only content. It has only one state, so if you choose an appropriate encoding that codes YOUR program as 0 and anything else as 1xxxxx..., then YOUR very special program can be put into 0 bit memory! (:-)) > Should I add that this is plain OT ! Yep, a shameless one! (:-)) -- Regards, Dmitry A. Kazakov http://www.dmitry-kazakov.de