tag:blogger.com,1999:blog-361732072009-11-09T16:55:22.028ZConversas Geométricas é um netcast sobre geometria. Um programa de Eugénio Rodrigues e Luís Mateus.Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.comBlogger14125tag:blogger.com,1999:blog-36173207.post-90965717279253021622007-05-27T17:52:00.000+01:002007-05-27T17:54:26.344+01:00Hoje falamos de <I>pi</I>.<br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-9096571727925302162?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com1tag:blogger.com,1999:blog-36173207.post-59600209857182889432007-05-15T22:40:00.000+01:002007-05-15T22:51:56.279+01:00Eureka! Hoje rematamos o olhar sobre a antiguidade grega discutindo Arquimedes.<br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-5960020985718288943?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com2tag:blogger.com,1999:blog-36173207.post-27354169886160851812007-05-03T00:27:00.000+01:002007-05-03T00:30:29.507+01:00Hoje damos uma olhadela a Apolónio de Perga e às suas obras <I>Tangências</I> e <I>Cónicas</I>.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Porque gritou Arquimedes Eureka?<br /></FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-2735416988616085181?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-15637553694090390562007-04-24T14:38:00.000+01:002007-04-24T14:42:48.815+01:00A obra de Euclides de Alexandria marcou o início do estudo estruturado da geometria. Hoje olhamos para a sua obra.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Consegue determinar linhas de circunferência tangentes a qualquer combinação de três dos seguintes elementos: ponto, linha recta e linha de circunferência?<br /></FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-1563755369409039056?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-63816199079651649162007-04-15T22:36:00.000+01:002007-04-16T22:04:06.933+01:00<a href="http://murraycreek.net/ipmm/mandala1112home.gif"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;width: 200px;" src="http://murraycreek.net/ipmm/mandala1112home.gif" border="0" alt="" /></a>Hoje, numa atribulada conversa, falamos da trissecção do ângulo e da quadratura do círculo.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Quais são os postulados de Euclides?<br /></FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-6381619907965164916?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-80400831001373344302007-03-30T00:10:00.000+01:002008-12-12T00:26:17.960Z<img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://1.bp.blogspot.com/_VzS6-jRMwkU/RgxJ13GXwUI/AAAAAAAAACw/6Yc-7i9ArmI/s200/cube1.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5047490472048050498" />Hoje olhamos para um dos três problemas da antiguidade grega, a duplicação do cubo.<br /><br /><A href='http://www.prof2000.pt/users/miguel/' target='_blank'>Tese de Mestrado de José Miguel Sousa</A><br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Consegue dividir um ângulo em três partes? ou fazer a quadratura do círculo?<br /></FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-8040083100137334430?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-31916367516395721892007-03-18T20:40:00.000Z2008-12-12T00:26:18.456Z<a href="http://1.bp.blogspot.com/_VzS6-jRMwkU/Rf2pvJk9YJI/AAAAAAAAACI/z6KRNg6fO6Y/s1600-h/ApolloniusBook.jpg"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://1.bp.blogspot.com/_VzS6-jRMwkU/Rf2pvJk9YJI/AAAAAAAAACI/z6KRNg6fO6Y/s200/ApolloniusBook.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5043373785214705810" /></a>No episódio de hoje conversamos sobre Menecmo.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Como duplicar o cubo?</FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-3191636751639572189?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-38740519129684270782007-03-11T23:05:00.000Z2008-12-12T00:26:18.788Z<a href="http://2.bp.blogspot.com/_VzS6-jRMwkU/RfSLjpk9YEI/AAAAAAAAABg/Ol9Yx_uuysI/s1600-h/Plato.jpg"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://2.bp.blogspot.com/_VzS6-jRMwkU/RfSLjpk9YEI/AAAAAAAAABg/Ol9Yx_uuysI/s200/Plato.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5040807327506980930" /></a>Hoje olhamos para o contributos de Platão para a geometria.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Porquê de só existir 5 sólidos platónicos?<br /></FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-3874051912968427078?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-21705867271718526542007-03-04T11:23:00.000Z2008-12-12T00:26:19.068Z<a href="http://4.bp.blogspot.com/_VzS6-jRMwkU/ReqsmMdDgOI/AAAAAAAAAA8/a3xTNnscMsE/s1600-h/zeno1.jpg"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://4.bp.blogspot.com/_VzS6-jRMwkU/ReqsmMdDgOI/AAAAAAAAAA8/a3xTNnscMsE/s200/zeno1.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5038028905345417442" /></a>Neste programa falamos de Zenão de Eleia e das suas aporias contra o movimento.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Quantos sólidos platónicos existem? E, para Timeu, o que representam eles?</FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-2170586727171852654?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com1tag:blogger.com,1999:blog-36173207.post-4057738163809568802007-03-03T15:13:00.000Z2007-03-03T15:23:51.943Z<img style="display:block; margin:0px auto 10px; text-align:center;" src="http://i4.tinypic.com/2lctpmu.jpg" border="0" alt="" /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-405773816380956880?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-89386325191026519662007-02-24T22:23:00.000Z2008-12-12T00:26:19.275Z<a href="http://2.bp.blogspot.com/_VzS6-jRMwkU/ReC7Rjxx0EI/AAAAAAAAAAk/u75xhmwujPk/s1600-h/200px-Thales.jpg"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://2.bp.blogspot.com/_VzS6-jRMwkU/ReC7Rjxx0EI/AAAAAAAAAAk/u75xhmwujPk/s200/200px-Thales.jpg" border="0" alt=""id="BLOGGER_PHOTO_ID_5035230293736411202" /></a>Desta vez olhamos para um dos sete sábios da antiguidade grega, Tales de Mileto, e seus contributos.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Um dos cinco teoremas atribuidos a Tales é referente ao triângulo inscrito numa circunferência, com um dos lados igual ao diâmetro, ser um triângulo rectângulo. Consegues prová-lo?</FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-8938632519102651966?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com1tag:blogger.com,1999:blog-36173207.post-41112540420263435792007-02-14T18:48:00.000Z2008-12-12T00:26:19.541Z<a href="http://3.bp.blogspot.com/_VzS6-jRMwkU/RdNa9Dxx0DI/AAAAAAAAAAY/XVhtDkYzpDQ/s1600-h/pitagoras.gif"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://3.bp.blogspot.com/_VzS6-jRMwkU/RdNa9Dxx0DI/AAAAAAAAAAY/XVhtDkYzpDQ/s200/pitagoras.gif" border="0" alt=""id="BLOGGER_PHOTO_ID_5031465213735587890" /></a>No episódio de hoje procuramos compreender o contributo da obra de Pitágoras.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />Parece que os pitagóricos foram os primeiros gregos a descobrir que cada planeta possuia o seu próprio movimento, independente dos restantes, e que moviam-se de Oeste para Este. Que planetas eram?</FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-4111254042026343579?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com0tag:blogger.com,1999:blog-36173207.post-81858112816617316612007-02-10T18:09:00.000Z2008-12-12T00:26:19.930Z<a href="http://3.bp.blogspot.com/_VzS6-jRMwkU/Rc4Q7Txx0CI/AAAAAAAAAAM/6bpvPmcN_10/s1600-h/elemeucl.gif"><img style="float:right; margin:0 0 10px 10px;cursor:pointer; cursor:hand;" src="http://3.bp.blogspot.com/_VzS6-jRMwkU/Rc4Q7Txx0CI/AAAAAAAAAAM/6bpvPmcN_10/s200/elemeucl.gif" border="0" alt=""id="BLOGGER_PHOTO_ID_5029976444926808098" /></a>Neste primeiro episódio discutimos o conceito de geometria e como a devemos encarar.<br /><br /><FONT style="font-size:10px;"><B>Problema da semana:</B><br />De certeza que já te deparaste com o Teorema de Pitágoras. Consegues demonstrar a verdade deste teorema recorrendo apenas ao traçado geométrico? Envia a tua resposta para email do programa.</FONT><br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewPodcast?id=215508010" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-8185811281661731661?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com1tag:blogger.com,1999:blog-36173207.post-1161086180769267342006-10-17T12:55:00.000+01:002007-02-10T18:04:39.199Z<B>Conversas Geométricas</B> é um netcast sobre geometria e consiste em diálogos entre <I>Eugénio Rodrigues</I> e <I>Luís Mateus</I>. Em cada programa, terá um tema específico, e de vez em quando, juntar-se-á à conversa um convidado especial.<br /><br /><FONT style="font-size:9px;">Subscreva o netcast <B>Conversas Geométricas</B> no <A href="itpc://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">iTunes</A> com o <A href="http://feeds.feedburner.com/conversas-geometricas" target="_blank" title="Feed das Conversas Geométricas">feed</A>.</FONT><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/36173207-116108618076926734?l=conversas-geometricas.blogspot.com'/></div>Eugénio Rodrigueshttp://www.blogger.com/profile/15257692802330057683noreply@blogger.com2