Mad Hat Competition Entries - 2023

Thank you to our sponsors, XTX Markets, UK Maths Trust, National Museum of Mathematics (MoMath.org),   Amplify, G-Research, Jane Street and  Dexter and Deborah Senft. Contributors - Geoff Smith, Simon Coyle, Samuel Monnier, Dianne Flatt, Cindy Lawrence, Chaim Goodman-Strauss, Guillermo Acevedo, Kit Reagan, Hayley Richardson, Philipp Legner, Craig Kaplan, Robert Fathauer, Yoshiaki Araki, Dexter Senft, David Smith and Ewart Shaw. 292 Samuel Circle 16 USA My idea is a new neighbourhood design, based on the relatively infrequent flipped monotiles. These tiles represent the houses, while the surrounding three tiles are the outdoor property of that house. When three of these sets of three form a triangle, this "block" becomes a set of apartments, and the tile they surround is a courtyard. House tiles that are not part of apartment blocks are connected by green space to another. Long stretches of uncategorized tiles are set as main roads for easy transportation. The benefit of t...

Thank you to our sponsors, XTX Markets, UK Maths Trust,  National Museum of Mathematics (MoMath.org),  Amplify, G-Research,  Jane Street and  Dexter and Deborah Senft. Contributors - Geoff Smith, Simon Coyle, Samuel Monnier, Dianne Flatt, Cindy Lawrence, Chaim Goodman-Strauss, Guillermo Acevedo, Kit Reagan, Hayley Richardson, Philipp Legner, Craig Kaplan, Robert Fathauer, Yoshiaki Araki, Dexter Senft, David Smith and Ewart Shaw. 269 Sebastien Bacle 42 USA This "hat shirt" is a button-up French-cuffed shirt made from a fabric with an image of a Hat tessellation on it. I made the image using Mathigon's Polypad (https://mathigon.org/polypad). To print out the fabric I used Spoonflower (https://www.spoonflower.com/). My fabric design is still up and should be available for anyone to use (https://www.spoonflower.com/designs/15151769-aperiodic-monotile-3-by-porterb1066). I sewed the shirt based on an old McCalls shirt pattern we've had for decades. In the process of making...