Maths and Science blog- matthen

http://blog.matthen.com

►/post
- ►/53594835330
  - ►/an-interesting-construction-which-results-in-a

mad meg @mad_meg CC BY 14/07/2013

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Dywiann Xyara • some epic geometrical animated gifs :)
▻http://dywiann-xyara.tumblr.com/post/42667924390/some-epic-geometrical-animated-gifs
http://25.media.tumblr.com/f886f4e5569c3c87dd7f38bba4881595/tumblr_mhylv2yYDH1rm6ktfo3_500.gif http://25.media.tumblr.com/dc2b4d5c066cbd9f6022d8427fe58d8c/tumblr_mhylv2yYDH1rm6ktfo1_400.gif http://24.media.tumblr.com/ff0835a76795f4e482a2bc550aa19fe8/tumblr_mhylv2yYDH1rm6ktfo5_r1_250.gif http://25.media.tumblr.com/be87dc4b87e16a998dd57853c0d79573/tumblr_mhylv2yYDH1rm6ktfo6_r1_400.gif
#math #géométrie #hypnose

mad meg @mad_meg CC BY
- Reka @reka CC BY-NC-SA 14/07/2013
  
  #visualisation
  
  Reka @reka CC BY-NC-SA
- tbn @thibnton PUBLIC DOMAIN 15/07/2013
  
  #gifs
  
  tbn @thibnton PUBLIC DOMAIN
- Sombre @sombre CC BY-NC-SA 15/07/2013
  
  La dernière animation me rappelle un jeu qu’on utilisait quand on était gamin : le spirographe :
  ▻https://www.google.fr/search?q=spirographe+jouet&rlz=1G1GGLQ_FRFR356&tbm=isch&tbo=u&source=univ&sa=
  
  Sombre @sombre CC BY-NC-SA
- mad meg @mad_meg CC BY 15/07/2013
  
  @sombre oui c’est fait sur ce principe le spirographe
  celui ci est encor plus proche
  http://25.media.tumblr.com/ed1dbe45f28dcf4fbe1d9d6c3fa07eb8/tumblr_mhylv2yYDH1rm6ktfo2_400.gif
  
  mad meg @mad_meg CC BY
- mad meg @mad_meg CC BY 15/07/2013
  
  http://24.media.tumblr.com/f3c907ca37aea8fa44b42df8c21c8458/tumblr_mossaot48Y1qfg7o3o1_400.gif
  
  An interesting construction which results in a golden ratio rectangle (one with sides a and b such that (a+b)/a = a/b).
  ▻http://blog.matthen.com/post/53594835330/an-interesting-construction-which-results-in-a
  Ca m’a permis de découvrir le blog Matthen
  Things of interest in Maths & Science
  ▻http://blog.matthen.com
  
  mad meg @mad_meg CC BY
- klaus++ @klaus 22/11/2015
  
  #gifanime
  
  klaus++ @klaus
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