Social distancing. Before the COVID-19 pandemic many of us had never heard about it. It refers to the act of introducing distances between people in order to prevent the spread of a contagious disease.
As the virus responsible for COVID-19 made its way around the world and started spreading throughout our communities, this crude measure became necessary to stop out-of-control growth of infections. Cinemas, restaurants, bars and other public venues had no choice but to close their doors, resulting in an enormous social and economic impact on society as a whole.
Gradually we learnt more about the virus and its…
Recently I taught my children the game of tic-tac-toe, which I remember playing as a child myself. It is a game with simple rules and therefore easy to learn as a child, basically one step up from rock-paper-scissors. The game is sometimes also called noughts and crosses, as two players alternatingly place a cross (‘x’, player 1) and a nought (‘o’, player 2) in a 3 by 3 table. Whichever player gets to three in a row first, either vertically, horizontally, or diagonally, wins. Here is an example game, a sequence of moves in which the first player (x) wins.
Research Scientist at SINTEF Digital, Mathematician