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16 April 2024 / 17 April 2024 by C Cooper
Why is it that if there are 23 people in a room, it is more likely than not that two of share share a birthday?
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4 September 2023 / 1 April 2024 by C Cooper
Creative bathroom tiling isn’t just a problem for DIY home renovators! It is also one of the hardest and most interesting problems in mathematics. Imagine a bathroom floor made up of black and white tiles. They are the same shape and fit together perfectly, so no overlaps or gaps. You are probably imagining rectangles or hexagons, something you might even have yourself, a ‘periodic’ pattern that will repeat forever. So is it possible to find an ‘aperiodic’ shape that will not repeat? Even if your bathroom went on forever?
14 August 2023 / 1 April 2024 by C Cooper
The Monty Hall Problem is one of the most interesting logic puzzles around. It is named after Monty Hall, who hosted the American Gameshow Let’s Make a Deal, where there was a particular challenge that if players picked the right door from 3, they could win a car. (The other doors contain goats)
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At our first meeting, we were amazed when Australian-born author, comedian and mathematician Matt Parker sent us a wonderful introductory video, and also our oldest puzzle.