Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S275690AbTHOHaJ (ORCPT ); Fri, 15 Aug 2003 03:30:09 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S275692AbTHOHaI (ORCPT ); Fri, 15 Aug 2003 03:30:08 -0400 Received: from kweetal.tue.nl ([131.155.3.6]:42768 "EHLO kweetal.tue.nl") by vger.kernel.org with ESMTP id S275690AbTHOHaG (ORCPT ); Fri, 15 Aug 2003 03:30:06 -0400 Date: Fri, 15 Aug 2003 09:30:03 +0200 From: Andries Brouwer To: Val Henson Cc: David Wagner , linux-kernel@vger.kernel.org Subject: Re: [RFC][PATCH] Make cryptoapi non-optional? Message-ID: <20030815093003.A2784@pclin040.win.tue.nl> References: <20030809173329.GU31810@waste.org> <20030813032038.GA1244@think> <20030813040614.GP31810@waste.org> <20030814165320.GA2839@speare5-1-14> <20030815001713.GD5333@speare5-1-14> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5.1i In-Reply-To: <20030815001713.GD5333@speare5-1-14>; from val@nmt.edu on Thu, Aug 14, 2003 at 06:17:13PM -0600 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 713 Lines: 18 On Thu, Aug 14, 2003 at 06:17:13PM -0600, Val Henson wrote: > See Matt Mackall's earlier post on correlation, excerpted at the end > of this message. Basically, with two strings x and y, the entropy of > x alone or y alone is always greater than or equal to the entropy of x > xored with y. > > entropy(x) >= entropy(x xor y) > entropy(y) >= entropy(x xor y) Is this trolling? Are you serious? Try to put z = x xor y and apply your insight to the strings x and z. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/