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Article #22Re: plaszczyzna zespolona...
From: tomek
Date: Wed, 09 Mar 2005 20:14
Date: Wed, 09 Mar 2005 20:14
21 lines
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1428 bytes
>> (1+i*z)/(1-i*z)=1 > > Po pierwsze: dziedzina! 1-i*z =/= 0 ... Czyli 1-ix+y =/=0 czyli... - y + ix =/= 1 ? x=/=0 lub y=/=-1 gdy x=0 (?) > A po drugie: gdy juz wiesz, ze mianownik jest rozny > od zera, to mozesz pomnozyc stronami przez mianownik, > prawda? Rownosc postaci A/B=1 oznacza A=B. > > A wobec tego......? 1+iz=1-iz => 2*iz=0,czyli 2*(-y+ix)=0 .. czyli y = 0 ^ x=0 ?
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Path: mbox-mo1.pugleaf.net!g2news1.google.com!news4.google.com!news.glorb.com!newsfeed.icp.pl!newsfeed.tpinternet.pl!atlantis.news.tpi.pl!news.tpi.pl!not-for-mail From: "tomek" <niewazne@wszystko.jest.niewazne> Newsgroups: alt.pl.matematyka Subject: Re: plaszczyzna zespolona... Date: Wed, 9 Mar 2005 21:14:11 +0100 Organization: tp.internet - http://www.tpi.pl/ Lines: 29 Message-ID: <d0nlmk$rbi$1@nemesis.news.tpi.pl> References: <d0njft$im3$1@nemesis.news.tpi.pl> <d0nk42$jm3$1@opal.futuro.pl> NNTP-Posting-Host: atq70.neoplus.adsl.tpnet.pl X-Trace: nemesis.news.tpi.pl 1110399508 28018 83.26.254.70 (9 Mar 2005 20:18:28 GMT) X-Complaints-To: use...@tpi.pl NNTP-Posting-Date: Wed, 9 Mar 2005 20:18:28 +0000 (UTC) X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-RFC2646: Format=Flowed; Response MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit