Results for: Puzzles

Exploring Matrices Exercises

Try your hand at a few exercises involving Exploring Matrices.... read more >>

Three Wordle Assistants 3

When I tackle a Wordle puzzle, I like to make all the key decisions myself. My three assistants set up puzzles and suggest words when I ask for help, but I guide the actual solution. My assistants also make it possible for me to play Wordle anywhere, anytime, even when my laptop is in airplane mode. I don't need the New York Times or access to the Web.... read more >>

Wordle Sneak Previews 3

Wordle Sneak PreviewsThe Web sites that are claiming to have advance knowledge of the daily Wordle answer have become unreliable, so I am closing my sneak preview business. Get the MATLAB... read more >>

WordBot and Words, My Wordle Assistants 1

I am late joining the Wordle craze. Over a year ago, MATLAB programs for solving Wordle puzzles were described by Adam Filion as a guest blogger on Loren's blog and by Matt Tearle with a YouTube video. But my programs for Wordle Assistants are different. WordBot doesn't try to solve any puzzles and Words just supplies lists of possible words. I enjoy providing the solution logic myself.... read more >>

Color Cube Meets Rubik’s Cube

I have made a half dozen blog posts about Rubik's Cube so far this year. And, during the MATLAB Central Mini Hack in October, I resurrected an old code about the Color Cube. Now, a combination of the two, Rubik/Color Qube, creates an elegant tool for investigating Matrices in Action.... read more >>

Trio, A Wooden Puzzle from the Czech Republic 2

"Clever Toys" is a puzzle company in the Czech Republic. Their Web site describes five different hand-made, wooden puzzles that are related mathematically to the Rubik's Cube.... read more >>

Rubik’s Cube Superflips and God’s Number

  • How hard is it to solve a Rubik's Cube?
  • When can you say that your Rubik's Cube is completely scrambled?
  • Why might the answer depend on where you went to school?
  • What interesting mathematical questions are involved?
...

Polygons, Polyshapes and Puzzles 2

Until recently, I knew nothing about the polyshape object in MATLAB. Now I can use polyshape to simulate an extraordinary puzzle.... read more >>

The Soma Cube, Again 3

The Soma Cube brings back memories....

Rotation Matrices 3

The matrices in the following animations are at the heart of computer graphics. They describe objects moving in three-dimensional space and are essential to MATLAB's Handle Graphics, to Computer Added Design packages, to Computer Graphics Imagery in films, and to most popular video games. Many modern computers contain GPUs, Graphic Processing Units, which are optimized to compute the product of these matrices.... read more >>