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Wilf’s Mathematical Digressions

Latest addition : Monday 7 August 2006.

This section's articles

New Games For Old

Monday 7 August 2006 by Wilf Hey
GIF - 11.2 kb
Sitting in the bath one day, Wilf (just like Archimedes) has a stunning insight...

Mathematical games often have a delightful compulsion to them: think back a few decades to the Rubik cube, which gradually swept much of the world’s population under its power. In other times we have seen the “Fifteen-Sixteen” puzzle – a square divided into fifteen squares (and one missing gap) where you could slide an adjacent square into the gap, leaving the gap behind it.

Here's a game with the sort of simplicity that may lead to its becoming a craze at some point. The rules are easy and the apparatus simple: nine playing cards will do fine. In “Triptych” you will need nine distinctive pieces: cards ace to nine in one card suit will be fine. The object of this two-handed game is to pick up a single card in each turn until you have three cards that total to fifteen. (You may of course end up with four or even five cards, but you get to identify (...)
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More...

The Match Game

Thursday 6 July 2006 by Wilf Hey

Garden of Gilbreath

Monday 5 June 2006 by Wilf Hey


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