From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.io/gmane.science.mathematics.categories/9184 Path: news.gmane.org!.POSTED!not-for-mail From: Thomas Streicher Newsgroups: gmane.science.mathematics.categories Subject: Re: About the cartesian closedness of the category of all small diagrams Date: Sun, 16 Apr 2017 12:31:30 +0200 Message-ID: References: Reply-To: Thomas Streicher NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: blaine.gmane.org 1492447964 30463 195.159.176.226 (17 Apr 2017 16:52:44 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 17 Apr 2017 16:52:44 +0000 (UTC) Cc: categories@mta.ca To: gaucher Original-X-From: majordomo@mlist.mta.ca Mon Apr 17 18:52:39 2017 Return-path: Envelope-to: gsmc-categories@m.gmane.org Original-Received: from smtp2.mta.ca ([198.164.44.40]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1d09tG-0007lH-7V for gsmc-categories@m.gmane.org; Mon, 17 Apr 2017 18:52:38 +0200 Original-Received: from mlist.mta.ca ([138.73.1.63]:41506) by smtp2.mta.ca with esmtp (Exim 4.80) (envelope-from ) id 1d09rZ-0005pd-J5; Mon, 17 Apr 2017 13:50:53 -0300 Original-Received: from majordomo by mlist.mta.ca with local (Exim 4.71) (envelope-from ) id 1d09qr-0002h0-MM for categories-list@mlist.mta.ca; Mon, 17 Apr 2017 13:50:09 -0300 Content-Disposition: inline In-Reply-To: Precedence: bulk Xref: news.gmane.org gmane.science.mathematics.categories:9184 Archived-At: As follows from Ross Street's argument a fibration between ccc's may be cartesian closed even if it is not a fibration of cartesian closed categories (instantiating K by Set). Thomas [For admin and other information see: http://www.mta.ca/~cat-dist/ ]