Explained Visually

Learning and science

visual math explanations

SHOW HN2014

353points
45comments
#36of 2,272 in 2014
Top 2%of 2014 by points

How HN took it

LovedMost comments that take a side are positive

14 positive, 8 neutral or asking, 1 mixed, 1 critical, out of 24 comments about the project. Thread score +0.46.

Idea: 11 for, 0 againstDesign: 1 for, 1 againstExecution: 1 for, 0 against

The thread, comment by comment

Each row is a top-level comment and its replies, in HN's order. Select a cell to open that comment on HN.

positive neutral or mixed critical about another commenter or something else the maker

What HN said

What people liked

  • Visual, interactive explanations make concepts clear.

    From 4 comments
    • As a visual thinker, this is great! Especially for mathematics which I was great at until secondary school began, where I struggled a lot due to impatient math teachers poorly…
      computerjunkie on HN
    • This is incredible. I still remember the first time I read through Eliezer Yudkowsky's Intuitive Explanation of Bayes Theorem [1], and how it was one of those moments where the…
      saosebastiao on HN
    • Wow. This is awesome. I never really, really understood Markov Chains. Really very well designed.
      abhididdigi on HN
    • What's interesting to me is that even if the animations were gone and we were just shown static images I'd still be able to grok the explanation of Markov Chains based on the way…
      Yhippa on HN
  • Well designed and impressive animation use.

    From 2 comments
    • Wow. This is awesome. I never really, really understood Markov Chains. Really very well designed.
      abhididdigi on HN
    • you explained the concepts very well...I am especially impressed with the way you effectively used animation to bring the concepts to life. I would like to know what tools you…
      gordon_freeman on HN

Objections

  • Virus spread network graph is misleading for exponential growth.

    From 2 comments
    • Don't love the network graph illustrating the spread of a virus. It's deceptive and is counter to the purpose of explaining exponential growth. If the people infected are…
      JackFr on HN
    • Actually it shows polynomial growth, not geometric growth. Polynomial growth is of the form t^n whereas geometric/exponential growth is of the form n^t. (The only real difference…
      tedsanders on HN

Requests

  • Add trigonometry (sin, cos, tan) explanations.

    From 1 comment
    • Trigonometry please (specifically Sin, Cos, Tan)! I can calculate the values when I need them, but I want to understand the 'why' and the 'how' on a fundamental level.
      loco5niner on HN
  • Add eigenvalues and eigenvectors explanations.

    From 2 comments
    • I am jealous of the engineering students to come after me. Can you imagine when every advanced textbook is so clear and interactive? Eigenvalues, differential equations,…
      bernardom on HN
    • Yes!! I cannot wait for the eigenvalues one.
      twistedTightly on HN
  • Open source the project and accept contributions on GitHub.

    From 3 comments
    • Great! Any chance of hosting this project on Github so more people can contribute?
      plumeria on HN
    • Awesome. I've been wanting to seed a project like this for a while. You should definitely be pushing this open source and soliciting contributions.
      chatmasta on HN
    • +1. Have a couple of nice ideas on the new things I'm learning e.g. matrices, page rank etc. and I would love to contribute visualizations!
      krat0sprakhar on HN

Questions

  • What tools were used to build it (R, D3.js)?

    From 1 comment
    • you explained the concepts very well...I am especially impressed with the way you effectively used animation to bring the concepts to life. I would like to know what tools you…
      gordon_freeman on HN

Alternatives named

  • Better Explained website.

    From 1 comment
    • http://betterexplained.com/articles/intuitive-trigonometry/ and the whole Better Explained website is pretty great for things like this. Their article on the constant e is what…
      minikites on HN
  • Visual Group Theory book.

    From 1 comment
    • Visual Group Theory by Nathan Carter? I don't know, I've only ever read it while procrastinating on something else. So I haven't seen the entire book.
      smorrow on HN
  • Bret Victor's interactive dynamical system explorations.

    From 1 comment
    • Bret Victor is doing some amazing work in this area. http://worrydream.com/#!/InteractiveExplorationOfADynamicalSystem
      varunjuice on HN
  • Khan Academy.

    From 1 comment

Category, keywords, summaries and labels on this page were made by AI (Thread Reader v2) and not checked by hand. Each point links to the comments it came from.

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