Visualizing Collatz

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  • čas přidán 10. 04. 2017
  • This is a video response inspired by Numberphile's "Collatz Conjecture in Color" • Collatz Conjecture in ...
    Twitter @wadleysf
    Music : Opus One by Audionautix is licensed under a Creative Commons Attribution license (creativecommons.org/licenses/...)
    Artist: audionautix.com/

Komentáře • 44

  • @ManishKumar-xx7ny
    @ManishKumar-xx7ny Před 5 lety +24

    This is one of the best and most exciting mathematical visualizations i have seen in my life

  • @harryandruschak2843
    @harryandruschak2843 Před 7 lety +35

    I've bought the coloring book, but what I would really like to do is find the money and space to construct this in LEGO. (Yes, I am 72 years old and still build with LEGO.)

    • @NeemeVaino
      @NeemeVaino Před 5 lety +12

      Hurry up! Lego is for up to 99 only!

    • @agugyin
      @agugyin Před 3 lety

      I had the same idea last weekend scribbling about the conjecture in my notebook. I know I'll never have the money and the space, but I have the virtual. So let's do it however we can! :)

    • @edwardblack8992
      @edwardblack8992 Před 2 lety

      Build it in minecraft or in a 3d software like blender

  • @gracenc
    @gracenc Před rokem

    This is truly amazing. This deserves a reference in the initial video. I know it’s impossible because this is a response, but if it were possible to add in additional content to a video after publication it would deserve it.

  • @miranda9691
    @miranda9691 Před 4 lety

    A work of art

  • @zymbi_2271
    @zymbi_2271 Před 2 lety +5

    Can you pls make a video about how you did this. I would appreciate that. The pattern looks so organic, well done.

    • @adrianwadley472
      @adrianwadley472  Před 2 lety +2

      Thanks, I wish I could remember how I did it! Changed computers, lost the code - but IIRC I just used python and image libraries to create snapshots, which I then stitched together using a command line script. Finally put together in iMovie.

    • @zymbi_2271
      @zymbi_2271 Před 2 lety

      Ok, no problem. Thank you anyways!

  • @JetzYT
    @JetzYT Před 4 lety

    Excellent visualization!

  • @IshanBanerjee
    @IshanBanerjee Před 4 lety

    This amazing indeed , Subscribed 👍

  • @pawekonopka5028
    @pawekonopka5028 Před 3 lety

    Great work!

  • @thespuditron9387
    @thespuditron9387 Před 7 lety +5

    What are the yellow points representing and how many numbers were in that final animation?

    • @adrianwadley472
      @adrianwadley472  Před 7 lety +7

      The yellow points are the peaks of the cascades back to 1. No number less than those numbers has more steps in the sequence as the rules are applied. I was interested in where they appeared in the visualization. They're sort of grouped on the edges of sets of branches, but I couldn't see any more pattern than that.
      The last animation had about 992,000 points drawn. I seta maximum value of 2,000,000 allowed for any point (not all the points below 2,000,000 are drawn because their sequence back to 1 exceeds the set maximum value for the animation at some point)

    • @thespuditron9387
      @thespuditron9387 Před 7 lety +1

      wadley sf Very cool. Thank you for that. It is very interesting, even if it does boggle the mind!

  • @Jarros
    @Jarros Před 7 lety +8

    Post some github project on it and/or write a corresponding shader:)

  • @n.s4269
    @n.s4269 Před 4 lety

    Very cool

  • @3dplanet100
    @3dplanet100 Před 2 lety

    That last part looks like the map of Australia !

  • @WackyAmoebatrons
    @WackyAmoebatrons Před 6 lety +3

    The Galaxy (last one) looks like Australia :-)

  • @Goofy969
    @Goofy969 Před 3 lety +1

    Vey Under rated

  • @tz233
    @tz233 Před 5 lety

    Hard as I tried, I could not see any pattern whatsoever in these visualizations. Just organic looking and beautiful.

    • @adrianwadley472
      @adrianwadley472  Před 5 lety +2

      I agree - nothing jumps out at me. But it was fun doing it, glad you thought it looked good.

  • @danielsantrikaphundo4517

    Great work! :) have you posted the code somewhere?

    • @adrianwadley472
      @adrianwadley472  Před 5 lety

      I haven't. I've had a look for it, and I seem to have misplaced it :( If I find it I'll get it posted.

  • @as.n4244
    @as.n4244 Před 4 lety

    what was the last visualization of? “collatz galaxy”

    • @adrianwadley472
      @adrianwadley472  Před 4 lety

      The last visualization is of numbers less than 2,000,000 - their tracks are plotted out back to 1. See the original method in the numberphile video linked in the description where it is well described. In that image I think about 992,000 points were considered (some exceeded 2,000,000 on their path back to 1 and were excluded).

  • @SeamusHarper1234
    @SeamusHarper1234 Před 6 lety +2

    What tools did you use to visualize this?? =)

    • @adrianwadley472
      @adrianwadley472  Před 5 lety +2

      The code to generate the frames is in Python. I then stitched the frames together using a free command line too, then reprocessed and annotated the resulting video in iMovie, as I have nothing fancier with which to do that.

    • @syrianspitfire4981
      @syrianspitfire4981 Před 3 lety +1

      @@adrianwadley472 Which lib in python did you use? What a great video, some really beautiful patterns!

    • @adrianwadley472
      @adrianwadley472  Před 3 lety +1

      ​ @Syrian Spitfire Thanks for the question! IIRC it was PIL/Pillow to make the separate images, then as above, I did the post-processing to stitch the images together into a video file. Hope that helps.

  • @Gokhlayeh7
    @Gokhlayeh7 Před 2 lety

    What is so special? There are also other (bigger) circles. Maybe with the rule 4*n+2. It needs 160 numbers to repeat. And startet with 6, 3, 14.... Instead of 3 numbers with 4, 2, 1.

  • @p00n-3
    @p00n-3 Před 6 lety

    Good job. :)

  • @omargaber3122
    @omargaber3122 Před 3 lety +1

    سبحان الله ، علم الانسان ما لم يعلم

  • @MGmirkin
    @MGmirkin Před 5 lety

    Pretty, but not particularly 'useful,' per se... ;) :P
    **shrug**

    • @orangmakan
      @orangmakan Před 2 lety

      @Michael Gmirkin Just because *we* might see no use for it *currently*, it does not proof your statement to be true.