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Path: ...!news.misty.com!3.eu.feeder.erje.net!feeder.erje.net!proxad.net!feeder1-2.proxad.net!cleanfeed1-a.proxad.net!nnrp1-1.free.fr!not-for-mail Subject: =?UTF-8?Q?Re=3a_d=c3=a9termination_de=28s=29_rotation=28s=29_axiale?= =?UTF-8?B?KHMpIDNE?= Newsgroups: fr.sci.maths References: <1e25932f-21d1-4b35-8682-e6b32175963an@googlegroups.com> <61981d32$0$20260$426a74cc@news.free.fr> <6198add9$0$3738$426a74cc@news.free.fr> <snac1b$2phq$2@cabale.usenet-fr.net> From: robby <me@pla.net.invalid> Date: Sat, 20 Nov 2021 10:48:32 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <snac1b$2phq$2@cabale.usenet-fr.net> Content-Type: text/plain; charset=iso-8859-15; format=flowed Content-Transfer-Encoding: 8bit Content-Language: fr Lines: 11 Message-ID: <6198c470$0$29483$426a34cc@news.free.fr> Organization: Guest of ProXad - France NNTP-Posting-Date: 20 Nov 2021 10:48:32 CET NNTP-Posting-Host: 91.168.150.105 X-Trace: 1637401712 news-4.free.fr 29483 91.168.150.105:46468 X-Complaints-To: abuse@proxad.net Bytes: 1459 Le 20/11/2021 à 09:35, Olivier Miakinen a écrit : > ... mais il y en a une seule « d'axe (O,u) » comme le disait HB. u est l'inconnue à trouver, ok ? il existe des tas de cones d'axe (0,u) tels que (O,i) et (O,a) fassent parti du meme cone. -- Fabrice