[HN Gopher] Learn to Create and Flex Flexagons
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       Learn to Create and Flex Flexagons
        
       Author : bhy
       Score  : 45 points
       Date   : 2020-07-04 07:57 UTC (15 hours ago)
        
 (HTM) web link (loki3.com)
 (TXT) w3m dump (loki3.com)
        
       | 082349872349872 wrote:
       | related, the mexiflexagon:
       | https://www.youtube.com/watch?v=GTwrVAbV56o
        
         | mkl wrote:
         | And more related, also from Vi Hart:
         | https://www.youtube.com/watch?v=VIVIegSt81k,
         | https://www.youtube.com/watch?v=paQ10POrZh8,
         | https://www.youtube.com/watch?v=AmN0YyaTD60
        
       | ascotan wrote:
       | Is flexagon a made up word? Come on.
        
         | rjsw wrote:
         | Have you never read any Martin Gardner books ?
         | 
         | The wikipedia page [1] on the things is a good introduction
         | too.
         | 
         | [1] https://en.wikipedia.org/wiki/Flexagon
        
         | dang wrote:
         | " _Please don 't post shallow dismissals, especially of other
         | people's work. A good critical comment teaches us something._"
         | 
         | https://news.ycombinator.com/newsguidelines.html
        
         | detaro wrote:
         | It's an established mathematical term for these things. Of
         | course, mathematical terms tend to be "made up" at some point,
         | but I don't think that's a useful distinction.
        
         | Pfhreak wrote:
         | It's going to blow your mind when you realize all words are
         | made up. Even more so when you find out that definitions change
         | and new words are invented every year.
        
           | jaclaz wrote:
           | Though fees may apply, JFYI ;-):
           | 
           | http://www.marriedtothesea.com/030807/dictionary.gif
        
       | JKCalhoun wrote:
       | The Hexaflexagon unit from "Things of Science" (June 1960):
       | 
       | http://underlandia.com/index.php/2017/07/17/things-of-scienc...
        
       | timpark wrote:
       | I made some tetra-tetra-flexagons for my wedding, and in the
       | process made an ImageMagick script to take four images and turn
       | them into two, one for each side of the sheet of paper.
       | 
       | https://www.timpark.org/making-a-tetratetraflexagon/
       | (unfortunately some of the external links are broken, I should do
       | some editing)
        
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       (page generated 2020-07-04 23:00 UTC)