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	<title>Penrose &#8211; YLoveIllusions</title>
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	<description>Encore une illusion d&#039;optique</description>
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	<title>Penrose &#8211; YLoveIllusions</title>
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		<title>Triangle de Penrose &#8211; pour de vrai</title>
		<link>https://www.yloveillusions.com/fr/2011/03/30/triangle-de-penrose-pour-de-vrai/</link>
		
		<dc:creator><![CDATA[Yves Roumazeilles]]></dc:creator>
		<pubDate>Wed, 30 Mar 2011 09:46:08 +0000</pubDate>
				<category><![CDATA[Non classé]]></category>
		<category><![CDATA[3D]]></category>
		<category><![CDATA[CAO]]></category>
		<category><![CDATA[Penrose]]></category>
		<category><![CDATA[perspective]]></category>
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					<description><![CDATA[Le triangle de Penrose (ci-dessus décoré de dés à jouer) est une forme traditionnelle d&#8217;illusion d&#8217;optique dont il semblait difficile de produire une réelle reproduction en 3D. Jusqu&#8217;à rencontrer ces deux mises en œuvre : YouTube link]]></description>
										<content:encoded><![CDATA[<p><img fetchpriority="high" decoding="async" src="https://yloveillusions.com/fr/wp-content/uploads/2011/03/Dice-Penrose-Triangle.jpg" alt="" title="Dice-Penrose-Triangle" width="440" height="462" class="aligncenter size-full wp-image-424" srcset="https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/Dice-Penrose-Triangle.jpg 440w, https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/Dice-Penrose-Triangle-381x400.jpg 381w" sizes="(max-width: 440px) 100vw, 440px" /></p>
<p>Le triangle de Penrose (ci-dessus décoré de dés à jouer) est une forme traditionnelle d&rsquo;illusion d&rsquo;optique dont il semblait difficile de produire une réelle reproduction en 3D.</p>
<p>Jusqu&rsquo;à rencontrer ces deux mises en œuvre :</p>
<p><center><object width="425" height="349"><param name="movie" value="http://www.youtube-nocookie.com/v/B09SQCsMQok?fs=1&amp;hl=fr_FR&amp;rel=0&amp;hd=1"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="https://www.youtube-nocookie.com/v/B09SQCsMQok?fs=1&amp;hl=fr_FR&amp;rel=0&amp;hd=1" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="349"></embed></object><br /><a href="http://www.youtube.com/watch?v=B09SQCsMQok&#038;feature=player_embedded">YouTube link</a></center></p>
<p><img decoding="async" src="https://yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur1.jpg" alt="" title="solution-for-penrose-triangle-artur1" width="500" height="403" class="aligncenter size-full wp-image-425" srcset="https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur1.jpg 500w, https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur1-400x322.jpg 400w" sizes="(max-width: 500px) 100vw, 500px" /></p>
<p><img decoding="async" src="https://yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur2.jpg" alt="" title="solution-for-penrose-triangle-artur2" width="500" height="403" class="aligncenter size-full wp-image-426" srcset="https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur2.jpg 500w, https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur2-400x322.jpg 400w" sizes="(max-width: 500px) 100vw, 500px" /></p>
<p><img loading="lazy" decoding="async" src="https://yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur3.jpg" alt="" title="solution-for-penrose-triangle-artur3" width="500" height="403" class="aligncenter size-full wp-image-427" srcset="https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur3.jpg 500w, https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur3-400x322.jpg 400w" sizes="auto, (max-width: 500px) 100vw, 500px" /></p>
<p><img loading="lazy" decoding="async" src="https://yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur4.jpg" alt="" title="solution-for-penrose-triangle-artur4" width="500" height="403" class="aligncenter size-full wp-image-428" srcset="https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur4.jpg 500w, https://www.yloveillusions.com/fr/wp-content/uploads/2011/03/solution-for-penrose-triangle-artur4-400x322.jpg 400w" sizes="auto, (max-width: 500px) 100vw, 500px" /></p>
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