Mathematical Games
The infinite regress in philosophy, literature and mathematical proof
The infinite regress in philosophy, literature and mathematical proof
A new group of short problems and answers to last month's questions
Tetrahedrons in nature and architecture, and puzzles involving this simplest polyhedron
Some comments by Dr. Matrix on symmetries and reversals
On polyiamonds: shapes that are made out of equilateral triangles
Some paradoxes and puzzles involving infinite series and the concept of limit
Simple proofs of the Pythagorean theorem, and sundry other matters
Puns, palindromes and other word games that partake of the mathematical spirit
Concerning several magic tricks based on mathematical principles
A collection of short problems and more talk of prime numbers
The tyranny of 10 overthrown with the ternary number system
Various problems based on planar graphs, or sets of "vertices" connected by "edges"
The hypnotic fascination of sliding-block puzzles
Presenting the one and only Dr. Matrix, numerologist, in his annual performance
How to use the odd-even check for tricks and problem-solving
A mixed bag of problems, and answers to last month's board-game questions
About two new and two old mathematical board games
How to solve puzzles by graphing the rebounds of a bouncing ball
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