<?xml version="1.0" encoding="UTF-8"?>
<rss xmlns:dc="http://purl.org/dc/elements/1.1/" version="2.0"><channel><atom:link rel="hub" href="http://tumblr.superfeedr.com/" xmlns:atom="http://www.w3.org/2005/Atom"/><description>Gracia, belleza, armonía, intensidad. Si encuentro esas cosas, entonces quizá reconsidere las opciones; si encuentro un movimiento bello de los cuerpos, a falta de una idea bella para el espíritu, entonces quizá piense que vale la pena vivir.</description><title>-Bonjour.</title><generator>Tumblr (3.0; @lionslight)</generator><link>http://lionslight.tumblr.com/</link><item><title>calvinklein:


Behind the scenes at the Vogue shoot with...</title><description>&lt;img src="http://25.media.tumblr.com/2db1a0d69a37a057e941054819410fbd/tumblr_mltxvbA1381qjrvino1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://calvinklein.tumblr.com/post/48934406304/behind-the-scenes-at-the-vogue-shoot-with"&gt;calvinklein&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;

&lt;p class="p1"&gt;Behind the scenes at the Vogue shoot with photographer Sebastian Kim.&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/48979579874</link><guid>http://lionslight.tumblr.com/post/48979579874</guid><pubDate>Fri, 26 Apr 2013 23:26:42 -0400</pubDate></item><item><title>
fer1972:

Surreal Wisteria Flower Tunnel in Japan

</title><description>&lt;img src="http://24.media.tumblr.com/5fdb25ab5c1449cedcbe5b5c8d118cb4/tumblr_mjap2wFRJt1qbmgeto1_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/3cad58b5b22d867987a3748140786214/tumblr_mjap2wFRJt1qbmgeto2_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/586a9c16f1a9c77cce71ba38b5d63443/tumblr_mjap2wFRJt1qbmgeto4_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/29ab298ce1088480b5aece84f402f0ff/tumblr_mjap2wFRJt1qbmgeto3_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;blockquote&gt;
&lt;p&gt;&lt;a class="tumblr_blog" href="http://fer1972.tumblr.com/post/44784622310/surreal-wisteria-flower-tunnel-in-japan"&gt;fer1972&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;&lt;span&gt;&lt;/span&gt;&lt;a href="http://udivitelno.com/plants/item/155-tonnel-glicinij-v-japonskom-sadu-kavati-fudzi" rel="nofollow"&gt;Surreal Wisteria Flower Tunnel in Japan&lt;/a&gt;&lt;/p&gt;
&lt;/blockquote&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/48504359403</link><guid>http://lionslight.tumblr.com/post/48504359403</guid><pubDate>Sun, 21 Apr 2013 02:04:44 -0400</pubDate></item><item><title>Photo</title><description>&lt;img src="http://25.media.tumblr.com/61b1ad338dae02fee3d337264abc40a4/tumblr_mi9u54FPgT1qgqpc6o1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/48503565004</link><guid>http://lionslight.tumblr.com/post/48503565004</guid><pubDate>Sun, 21 Apr 2013 01:49:54 -0400</pubDate></item><item><title>nationalgeographicmagazine:

Hot Springs, East Africa Photograph...</title><description>&lt;img src="http://25.media.tumblr.com/tumblr_m0utul1U9m1qbsy7ko1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://nationalgeographicmagazine.tumblr.com/post/19290926956/hot-springs-east-africa-photograph-by-george"&gt;nationalgeographicmagazine&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;&lt;strong&gt;Hot Springs, East Africa&lt;/strong&gt;&lt;br/&gt; Photograph by George Steinmetz, National Geographic&lt;br/&gt;&lt;em&gt;Sulfur and algae turn hot springs into pools of living color. The water is condensation from hot gases rising from magma chambers. As the water evaporates, salts and minerals form a vivid crust.&lt;/em&gt;&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/47538815914</link><guid>http://lionslight.tumblr.com/post/47538815914</guid><pubDate>Tue, 09 Apr 2013 10:00:25 -0400</pubDate></item><item><title>Photo</title><description>&lt;img src="http://25.media.tumblr.com/92dafb43a50699ab2567dd0fe2d9971a/tumblr_mkotdlWX8D1s5rbvqo1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/47191125474</link><guid>http://lionslight.tumblr.com/post/47191125474</guid><pubDate>Fri, 05 Apr 2013 10:00:36 -0400</pubDate></item><item><title>Photo</title><description>&lt;img src="http://24.media.tumblr.com/tumblr_m45av4LsqA1qch80ro1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/47058989800</link><guid>http://lionslight.tumblr.com/post/47058989800</guid><pubDate>Wed, 03 Apr 2013 19:13:10 -0400</pubDate></item><item><title>Photo</title><description>&lt;img src="http://24.media.tumblr.com/f49bdbb1d9dcb73e3750c34401e40eca/tumblr_mkm39cFHIn1qzh0vno1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/47058635789</link><guid>http://lionslight.tumblr.com/post/47058635789</guid><pubDate>Wed, 03 Apr 2013 19:08:55 -0400</pubDate></item><item><title>Photo</title><description>&lt;img src="http://25.media.tumblr.com/a0dd7932a48e4072f4502817cd548fe8/tumblr_miy3suATtS1r0o4nxo1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/47057156860</link><guid>http://lionslight.tumblr.com/post/47057156860</guid><pubDate>Wed, 03 Apr 2013 18:50:59 -0400</pubDate></item><item><title>13neighbors:

par deux (by leilanimarie)
</title><description>&lt;img src="http://25.media.tumblr.com/tumblr_m4aotxBjKf1qkjo6mo1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://13neighbors.tumblr.com/post/23381237228/par-deux-by-leilanimarie"&gt;13neighbors&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;par deux (by &lt;a href="http://www.flickr.com/photos/leilanitechaira/4516432499"&gt;leilanimarie&lt;/a&gt;)&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/47056936581</link><guid>http://lionslight.tumblr.com/post/47056936581</guid><pubDate>Wed, 03 Apr 2013 18:48:21 -0400</pubDate></item><item><title>georgianadesign:

Katie Rosenfeld Interiors, Boston. Michael J....</title><description>&lt;img src="http://24.media.tumblr.com/7991bc5d4c4fe94c5368dea6b8e09e2b/tumblr_mik59rh9671r4mmz8o1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://georgianadesign.tumblr.com/post/43659989723/katie-rosenfeld-interiors-boston-michael-j-lee"&gt;georgianadesign&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;Katie Rosenfeld Interiors, Boston. Michael J. Lee Photography.&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/44925868983</link><guid>http://lionslight.tumblr.com/post/44925868983</guid><pubDate>Sat, 09 Mar 2013 03:08:16 -0500</pubDate></item><item><title>Photo</title><description>&lt;img src="http://24.media.tumblr.com/39233bbd9df6f324f11daf3818059d62/tumblr_mgfxb2sBwF1rp5zkfo1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/44925858558</link><guid>http://lionslight.tumblr.com/post/44925858558</guid><pubDate>Sat, 09 Mar 2013 03:07:56 -0500</pubDate></item><item><title>wave-dancer:

i love this!
</title><description>&lt;img src="http://25.media.tumblr.com/tumblr_mdjeuuNDKK1qa70eyo1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://wave-dancer.tumblr.com/post/44891531197/i-love-this"&gt;wave-dancer&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;i love this!&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/44921099952</link><guid>http://lionslight.tumblr.com/post/44921099952</guid><pubDate>Sat, 09 Mar 2013 01:11:03 -0500</pubDate></item><item><title>ikenbot:


Saturn’s Hexagon
This is a view of Saturn’s north...</title><description>&lt;img src="http://25.media.tumblr.com/e43a38a25c8b789382f02728b0463f31/tumblr_mj3wkfy3Ze1qbn5m1o1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://ikenbot.tumblr.com/post/44492393855/saturns-hexagon-this-is-a-view-of-saturns"&gt;ikenbot&lt;/a&gt;:&lt;/p&gt;

&lt;blockquote&gt;
&lt;p&gt;&lt;big&gt;&lt;a href="http://www.flickr.com/people/valerieklavans/"&gt;&lt;strong&gt;Saturn’s Hexagon&lt;/strong&gt;&lt;/a&gt;&lt;/big&gt;&lt;/p&gt;
&lt;p&gt;&lt;small&gt;This is a view of Saturn’s north polar region, taken by Cassini’s Imaging Science Subsystem (ISS) on February 26, 2013. You can see the rings in the top of this image as well as its mysterious hexagon. — &lt;a href="http://www.flickr.com/photos/valerieklavans/8515264819/in/photostream"&gt;&lt;strong&gt;Val Klavans&lt;/strong&gt;&lt;/a&gt;&lt;/small&gt;&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/44912292254</link><guid>http://lionslight.tumblr.com/post/44912292254</guid><pubDate>Fri, 08 Mar 2013 22:52:56 -0500</pubDate></item><item><title>allisonunsupervised:

All your followers have likely seen...</title><description>&lt;img src="http://24.media.tumblr.com/8c247453aa066b921e37d760cd9fe2cb/tumblr_mg8zfs7LIr1qayzfpo1_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/308ef62e1b092a7260ae8513bdbe2752/tumblr_mg8zfs7LIr1qayzfpo2_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://24.media.tumblr.com/2e44117d54bd671815b043e525f414f0/tumblr_mg8zfs7LIr1qayzfpo3_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://24.media.tumblr.com/1a39a0abb62400a2fa45091f61024edd/tumblr_mg8zfs7LIr1qayzfpo4_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/4b5cd892ca5d13f6f98d7654fa9f4a7a/tumblr_mg8zfs7LIr1qayzfpo5_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/e871ecf2bf77e1cf8c719e2ac9e74342/tumblr_mg8zfs7LIr1qayzfpo6_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/10e7858594c84046e10920a3b7883245/tumblr_mg8zfs7LIr1qayzfpo7_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/2df2a97152a23fa1fd4a5111abc911a7/tumblr_mg8zfs7LIr1qayzfpo8_400.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://allisonunsupervised.tumblr.com/post/44407967941/all-your-followers-have-likely-seen-anything"&gt;allisonunsupervised&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;All your followers have likely seen anything already reblogged and hearted 87,000 times. &lt;/p&gt;
&lt;p&gt;Reblog and heart anything that makes you feel as you do when you read this anyway. &lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/44430174607</link><guid>http://lionslight.tumblr.com/post/44430174607</guid><pubDate>Sat, 02 Mar 2013 23:41:51 -0500</pubDate></item><item><title>showslow:

Alexander Remnev, On the edge
</title><description>&lt;img src="http://25.media.tumblr.com/7d4f147a4ff4b91595d98afe5c76618a/tumblr_migopc2Qcu1ro74x3o1_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/49919ab5e0975c4904a4fb521d71f31f/tumblr_migopc2Qcu1ro74x3o4_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/9eb004fa472c8723e1e2522a13f26a89/tumblr_migopc2Qcu1ro74x3o2_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/c8d6510be6117056b378e9062c97fe50/tumblr_migopc2Qcu1ro74x3o3_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://showslow.tumblr.com/post/43575683714/alexander-remnev-on-the-edge"&gt;showslow&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;&lt;a href="http://500px.com/Alexander_Remnev"&gt;Alexander Remnev&lt;/a&gt;, &lt;em&gt;On the edge&lt;/em&gt;&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/43952603042</link><guid>http://lionslight.tumblr.com/post/43952603042</guid><pubDate>Sun, 24 Feb 2013 22:02:03 -0500</pubDate></item><item><title>1ucasvb:

The familiar trigonometric functions can be...</title><description>&lt;img src="http://25.media.tumblr.com/1789b63316899d072a23db31f6aec0c4/tumblr_mi301zN7vJ1s5nl47o1_500.gif"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://1ucasvb.tumblr.com/post/42881722643/the-familiar-trigonometric-functions-can-be"&gt;1ucasvb&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;The familiar trigonometric functions can be geometrically derived from a circle.&lt;/p&gt;
&lt;p&gt;&lt;strong&gt;But what if, instead of the circle, we used a regular polygon?&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;In this animation, we see what the “polygonal sine” looks like for the square and the hexagon. The polygon is such that the inscribed circle has radius 1.&lt;/p&gt;
&lt;p&gt;We’ll keep using the angle from the x-axis as the function’s input, instead of the distance along the shape’s boundary. (These are only the same value in the case of a unit circle!) &lt;strong&gt;This is why the square does not trace a straight diagonal line&lt;/strong&gt;, as you might expect, but a segment of the tangent function. In other words, the speed of the dot around the polygon is not constant anymore, but the angle the dot makes changes at a constant rate.&lt;/p&gt;
&lt;p&gt;Since these polygons are not perfectly symmetrical like the circle, the function will depend on the orientation of the polygon.&lt;/p&gt;
&lt;p&gt;More on this subject and derivations of the functions &lt;a href="http://1ucasvb.tumblr.com/post/42906053623/in-a-previous-post-i-showed-how-to-geometrically"&gt;can be found in this other post&lt;/a&gt;&lt;/p&gt;
&lt;p&gt;&lt;strong&gt;Now you can also &lt;a href="http://1ucasvb.tumblr.com/post/43274278347/experimenting-with-sound-the-polygonal"&gt;listen to what these waves sound like.&lt;/a&gt;&lt;/strong&gt;&lt;/p&gt;
&lt;p&gt;This technique is general for any polar curve. &lt;a href="http://1ucasvb.tumblr.com/post/43105696213/better-late-than-never-happy-valentines-day"&gt;Here’s a heart’s sine function&lt;/a&gt;, for instance&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/43952573028</link><guid>http://lionslight.tumblr.com/post/43952573028</guid><pubDate>Sun, 24 Feb 2013 22:01:42 -0500</pubDate></item><item><title>definitelydope:

By Miki Takahashi
</title><description>&lt;img src="http://25.media.tumblr.com/tumblr_memnxxjog21qzi9p6o1_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;img src="http://25.media.tumblr.com/tumblr_memnxxjog21qzi9p6o2_500.jpg"/&gt;&lt;br/&gt; &lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://definitelydope.tumblr.com/post/39354914518/by-miki-takahashi"&gt;definitelydope&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;&lt;a href="http://www.behance.net/gallery/in-urban-sense/4336377"&gt;By Miki Takahashi&lt;/a&gt;&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/39420030240</link><guid>http://lionslight.tumblr.com/post/39420030240</guid><pubDate>Tue, 01 Jan 2013 18:35:43 -0500</pubDate></item><item><title>2012 Best + Worst Books</title><description>&lt;p&gt;Mi reto fue de 24 libros este año, estos son los mejores y peores.&lt;/p&gt;

&lt;p&gt;Mejores Libros del 2012&lt;/p&gt;
&lt;p&gt;1. Tokio Blues, Haruki Murakami&lt;/p&gt;
&lt;p&gt;2. Siempre el mismo Día (One Day), David Nicholls&lt;/p&gt;
&lt;p&gt;3. Las Ventajas de Ser Invisible (The Perks of Being a Wallflower), Stephen Chbosky&lt;/p&gt;
&lt;p&gt;4. Los amos de México, coordinado por Jorge Zepeda Patterson&lt;/p&gt;

&lt;p&gt;Peores Libros del 2012&lt;/p&gt;
&lt;p&gt;1. Recipe Club, Andrea Israel&lt;/p&gt;
&lt;p&gt;2. Introducción a las Matemáticas, Ziauddin Saddar&lt;/p&gt;</description><link>http://lionslight.tumblr.com/post/38919301904</link><guid>http://lionslight.tumblr.com/post/38919301904</guid><pubDate>Wed, 26 Dec 2012 22:37:46 -0500</pubDate></item><item><title>wave-dancer:

✌
</title><description>&lt;img src="http://25.media.tumblr.com/tumblr_mbylqbLGxt1qid6a4o1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;&lt;p&gt;&lt;a class="tumblr_blog" href="http://wave-dancer.tumblr.com/post/38854645777"&gt;wave-dancer&lt;/a&gt;:&lt;/p&gt;
&lt;blockquote&gt;
&lt;p&gt;✌&lt;/p&gt;
&lt;/blockquote&gt;</description><link>http://lionslight.tumblr.com/post/38908637192</link><guid>http://lionslight.tumblr.com/post/38908637192</guid><pubDate>Wed, 26 Dec 2012 19:34:48 -0500</pubDate></item><item><title>Photo</title><description>&lt;img src="http://25.media.tumblr.com/tumblr_ma5fyoTuK91r93ttjo1_500.jpg"/&gt;&lt;br/&gt;&lt;br/&gt;</description><link>http://lionslight.tumblr.com/post/38732997556</link><guid>http://lionslight.tumblr.com/post/38732997556</guid><pubDate>Mon, 24 Dec 2012 14:15:03 -0500</pubDate></item></channel></rss>
