Everything Is Football
While thinking about sports, I am reminded of the example of topological equivalence showing how a coffee mug is a donut. Many sports are essentially football. Some, such as hockey, ice hockey, gaelic football, american football, rugby, basketball, lacrosse, polo, water polo, etc, are obviously so. The playing conditions, the number of players, the scoring, the shape of the threshold (goal, basket, goal line) and various other details differ, but in each case, there is an object that needs to sent beyond a certain threshold by a team to score points. ...