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A simple trick to design your own solutions for Rubik's cubes

Mathologer · tutorial · Watch on YouTube

Recreational & visual mathPure mathematicsChess, board games & puzzles

What it is

Mathologer shows a simple idea, the commutator, that lets anyone who can solve the first layer design their own full Rubik's cube solution. The same idea carries over to other symmetric twisty puzzles such as the Megaminx.

Why Hacker News recommends it

Recommended as an accessible explanation of how Rubik's cube solving relates to group theory.

  • 3 people recommended it
  • 2 different months
  • 0 strong recommendations
  • first 2019, last 2022

What HN commenters said

  1. “This 15 minute video is a pretty accessible explanation of a technique for solving Rubik's-type puzzles”

    Accessible explanation of designing your own Rubik's-type puzzle solutions.

    EdwardCoffin, 2019-02 · Recommendation · in “The Mathematics of the Rubik’s Cube (2009) [pdf]”

  2. “Mathologer has a nice video explaining how to solve a cube, and they are really using group theory”

    Explains solving the cube using group theory and basic operations.

    foxes, 2019-02 · Recommendation · in “The Mathematics of the Rubik’s Cube (2009) [pdf]”

  3. “This video explains the principles of solving a Rubik's cube on your own.”

    Explains principles of solving the cube on your own.

    lupire, 2022-11 · Recommendation · in “2D Rubik’s Cube solution visualization”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: rubik's cube, commutators, group theory, twisty puzzles, mathematics

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