Path: csiph.com!fu-berlin.de!uni-berlin.de!not-for-mail From: Random832 Newsgroups: comp.lang.python Subject: Re: Can math.atan2 return INF? Date: Wed, 29 Jun 2016 09:55:37 -0400 Lines: 9 Message-ID: References: <57697e61$0$1590$c3e8da3$5496439d@news.astraweb.com> <1mp7m3g.picev12e77h4N%pdorange@pas-de-pub-merci.mac.com> <5769ec12$0$1610$c3e8da3$5496439d@news.astraweb.com> <87d1n9kzk9.fsf@bsb.me.uk> <1mp9e9m.s25gk61k28dhhN%pdorange@pas-de-pub-merci.mac.com> <87inx1janx.fsf@bsb.me.uk> <576b5eb4$0$1595$c3e8da3$5496439d@news.astraweb.com> <576b8576$0$1510$c3e8da3$5496439d@news.astraweb.com> <877fdgj7f4.fsf@bsb.me.uk> <576c1207$0$1597$c3e8da3$5496439d@news.astraweb.com> <1mpb97o.f86qm9eqx9uyN%pdorange@pas-de-pub-merci.mac.com> <87shw3es70.fsf@elektro.pacujo.net> <57739650$0$1601$c3e8da3$5496439d@news.astraweb.com> <1467208537.2809881.651976841.0D72FD4D@webmail.messagingengine.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Trace: news.uni-berlin.de dgxrwIDrbjhhMJ1cXhyGUgehMcdkCzhzu2l1zamKFbJw== Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.008 X-Spam-Evidence: '*H*': 0.98; '*S*': 0.00; 'received:internal': 0.09; 'wed,': 0.15; 'different,': 0.16; 'message- id:@webmail.messagingengine.com': 0.16; 'observations': 0.16; 'philosophy.': 0.16; 'received:10.202': 0.16; 'received:10.202.2': 0.16; 'received:66.111': 0.16; 'received:66.111.4': 0.16; 'received:66.111.4.27': 0.16; 'received:io': 0.16; 'received:messagingengine.com': 0.16; 'received:out3-smtp.messagingengine.com': 0.16; 'received:psf.io': 0.16; 'wrote:': 0.16; 'of.': 0.18; '(or': 0.23; 'header:In-Reply- To:1': 0.24; "doesn't": 0.26; 'rest': 0.26; 'idea': 0.28; '"no': 0.29; 'anywhere': 0.30; 'usually': 0.33; "d'aprano": 0.33; 'steven': 0.33; 'ones': 0.35; 'there': 0.36; 'to:addr:python- list': 0.36; 'subject:?': 0.36; 'subject:: ': 0.37; 'received:10': 0.37; 'received:66': 0.38; 'to:addr:python.org': 0.40; 'header :Message-Id:1': 0.61; 'back': 0.62; 'information': 0.63; 'other.': 0.64; 'perspectives': 0.91 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d=fastmail.com; h= content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-sasl-enc :x-sasl-enc; s=mesmtp; bh=gSUf51uuEMFomsZ+7FZUVwFpU3Q=; b=IHIu13 jpemAg9FP/2hclkXlWAYPu63Fv2pKwNLHHbun/n8/y4CDklnHAiQbfRSWu98pqXz sVJqc/dHvT4Jv/lMa0nzftu7ym6KZngWL+Bn2FzbNPoZ4ld5vVfvU7wOKXV2b4fG Ye2iKjyBlfUv2paluFccA4LrT2bRUPGlTWVSk= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-sasl-enc:x-sasl-enc; s=smtpout; bh=gSUf51uuEMFomsZ +7FZUVwFpU3Q=; b=Xet6Tz6oxglTyzu2ulzVf7Gi8OldJ+PwmXdIWZrApdT7SgZ 0J3WVkeRSP7fo4Rf1e6hT76X0d8ZyGUNHdiSvh/8q3XPByX0xfVTwJuhy91MenDU KMRAA2MGNyZbH/2l8a1s1161d6Qgk6W2iUmgUACC09dfwdYc/7J6NedGbQDo= X-Sasl-Enc: PxUliFePk/koVfzwfvMkWnArCqpBYiAH3OEeoDinp6jo 1467208537 X-Mailer: MessagingEngine.com Webmail Interface - ajax-92c7b58a In-Reply-To: <57739650$0$1601$c3e8da3$5496439d@news.astraweb.com> X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Mailman-Original-Message-ID: <1467208537.2809881.651976841.0D72FD4D@webmail.messagingengine.com> X-Mailman-Original-References: <57697e61$0$1590$c3e8da3$5496439d@news.astraweb.com> <1mp7m3g.picev12e77h4N%pdorange@pas-de-pub-merci.mac.com> <5769ec12$0$1610$c3e8da3$5496439d@news.astraweb.com> <87d1n9kzk9.fsf@bsb.me.uk> <1mp9e9m.s25gk61k28dhhN%pdorange@pas-de-pub-merci.mac.com> <87inx1janx.fsf@bsb.me.uk> <576b5eb4$0$1595$c3e8da3$5496439d@news.astraweb.com> <576b8576$0$1510$c3e8da3$5496439d@news.astraweb.com> <877fdgj7f4.fsf@bsb.me.uk> <576c1207$0$1597$c3e8da3$5496439d@news.astraweb.com> <1mpb97o.f86qm9eqx9uyN%pdorange@pas-de-pub-merci.mac.com> <87shw3es70.fsf@elektro.pacujo.net> <57739650$0$1601$c3e8da3$5496439d@news.astraweb.com> Xref: csiph.com comp.lang.python:110780 On Wed, Jun 29, 2016, at 05:35, Steven D'Aprano wrote: > Although their perspectives are very different, neither is "more > right" than the other. I think usually the idea that there are "no privileged frames of reference" doesn't go so far as to include ones from which it is impossible to send information to the rest of. When it's impossible for observations to be transmitted back to Earth (or to anywhere else), you've crossed a line from science to philosophy.