Path: csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed4.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.037 X-Spam-Evidence: '*H*': 0.94; '*S*': 0.01; 'root': 0.05; 'subject:Python': 0.06; 'from:addr:ethan': 0.09; 'from:addr:stoneleaf.us': 0.09; 'from:name:ethan furman': 0.09; 'message-id:@stoneleaf.us': 0.09; 'terms,': 0.09; '~ethan~': 0.09; 'python': 0.11; '-1.': 0.16; 'engineering.': 0.16; 'received:69.93': 0.16; 'subject: \n ': 0.16; 'wrote:': 0.18; '>>>': 0.22; 'header:User-Agent:1': 0.23; 'certainly': 0.24; 'header:In-Reply-To:1': 0.27; 'chris': 0.29; 'am,': 0.29; 'fri,': 0.33; 'maybe': 0.34; 'subject: (': 0.35; 'charset:us-ascii': 0.36; 'to:addr:python-list': 0.38; 'explain': 0.39; 'to:addr:python.org': 0.39; 'even': 0.60; 'number,': 0.60; 'numbers': 0.61; 'received:173': 0.61; 'real': 0.63; 'sum': 0.64; 'more': 0.64; 'electrical': 0.74; 'square': 0.74; 'upper': 0.74; '"j"': 0.84; 'edwards': 0.91; 'from.': 0.93; '2013': 0.98 Date: Thu, 10 Oct 2013 10:39:12 -0700 From: Ethan Furman User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:16.0) Gecko/20121010 Thunderbird/16.0.1 MIME-Version: 1.0 To: python-list@python.org Subject: Re: Complex literals (was Re: I am never going to complain about Python again) References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator3304.hostgator.com X-AntiAbuse: Original Domain - python.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - stoneleaf.us X-BWhitelist: no X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: ([173.12.184.233]) [173.12.184.233]:50604 X-Source-Auth: ethan+stoneleaf.us X-Email-Count: 1 X-Source-Cap: dG9idWs7dG9idWs7Z2F0b3IzMzA0Lmhvc3RnYXRvci5jb20= X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 19 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1381429602 news.xs4all.nl 15977 [2001:888:2000:d::a6]:50439 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:56594 On 10/10/2013 07:20 AM, Chris Angelico wrote: > On Fri, Oct 11, 2013 at 1:12 AM, Grant Edwards wrote: >> >> Nope. "i" is electical current (though it's more customary to use >> upper case). "j" is the square root of -1. >> >>> and that hypercomplex numbers include i, j, k, and maybe even other >>> terms, and I never understood where j comes from. Why is Python >>> better for using j? >> >> Because that's the way we do it in electrical engineering. > > Okay, so hold on a minute... a hypercomplex number is the sum of a > real number, some electrical current, an imaginary number, and k? That would certainly explain why it's hyper. ;) -- ~Ethan~