# projects

dmackinnon1

#### Celtic Knot Editor

Create or randomly generate celtic knots.

Celtic Knots Source

#### The Island of Knights and Knaves

###### Logic Puzzles

Who is a knight and who is a knave?
Solve some classic logic puzzles, inspired by those found in “What is the Name of this Book?” by Raymond M. Smullyan.

Knights and Knaves Source Blog post

#### The Isle of Dreams

###### Logic Puzzles

Are islanders nocturnal or diurnal? Are they awake or asleep?
More classic logic puzzles, inspired by those found in “The Lady or the Tiger?” by Raymond M. Smullyan.

Isle of Dreams Source Blog post

###### Logic Puzzles

Can you find Portia's portrait?
Still more classic logic puzzles, inspired by those found in “What is the Name of this Book?” by Raymond M. Smullyan.

#### The Forest of Forgetfulness

###### Logic Puzzles

With liars like the Lion and the Unicorn, how can Alice know what day it is?
Yet again, classic logic puzzles, inspired by those found in “What is the Name of this Book?” by Raymond M. Smullyan.

Forgetful Forest Source

#### The Fickle Sentries

###### Logic Puzzles

If you can see through the statements made by these unreliable guards, the treasure is yours!
Yet again, classic logic puzzles, inspired by those by Raymond M. Smullyan.

Fickle Sentries Source

#### Case Files of Inspector Craig

###### Logic Puzzles

Which suspects are guilty?
Still more classic logic puzzles, inspired by those found in “What is the Name of this Book?” by Raymond M. Smullyan.

Inspector Craig Source Blog post

#### Tiger or Treasure?

###### Logic Puzzles

Find the treasure, avoid the tigers.
Logic puzzles based on “The Lady or the Tiger?” by Raymond M. Smullyan.

Tiger or Treasure Source Blog post

#### Chess Domination and Independence

###### Mathematical Chess Puzzles

A page to try out solutions to classic chess problems, like the 8 queens puzzle.

Chessdom page Source

A page for playing around with chladni-esque figures.

#### Polynomial grid division

###### Dividing polynomials in a table

Generates examples of polynomial division using the grid method. Information about the method can be found on various posts linked to this one

Polygrid Page Blog post Source

#### Cplxfrac

###### Some Mandelbrot and Julia set fractals
Cplxfrac Page Blog post Source

#### Truchet

###### Truchet tiles

Truchet Page Blog post Source

#### Chess Tours and Puzzles

###### Interactive chessboard path puzzles

Generated chessboard path puzzles, including Kixote, Hidato, and Numbrix. The Tourist page provides you with some clues while you find your own knight, king, rook, or queen's tour.

Kixote Hidato Numbrix Tourist Blog post Source

#### R pages

Some simple examples of solving problems using R.

Source (gists)

#### Quiltic

###### Celtic plait motifs

Play with a set of tiles that together make plaits and knots.

Quiltic Page Blog post Source

#### Some Cellular Automata

Life, but not as we know it

Source

#### mathrecreation.com

###### A recreational mathematics blog

A place to share some math that I do for fun.