World Logic Day was celebrated for the first time on January 14, 2019. The date chosen, 14 January, corresponds to the date of death of Kurt Gödel and the date of birth of Alfred Tarski, two of the most prominent logicians of the twentieth century. On 26 November 2019, UNESCO proclaimed 14 January to be World Logic Day and included it in its list of International Days. This year, World Logic Day will be celebrated for the fourth time. The event is very popular worldwide. Last year there were 82 scientific events in 40 countries and this year 50 countries have already registered to participate.
The International Day of Mathematics (IDM) is a worldwide celebration. Each year on March 14 all countries will be invited to participate through activities for both students and the general public in schools, museums, libraries, and other spaces. March 14 was chosen as the date for the IDM because it was already celebrated in many countries as Pi Day, based on the fact that some countries write it as 3/14 and the mathematical constant π is approximately 3.14. The IDM celebration expands Pi Day to include the whole spectrum of mathematics. Every year IDM will announce a new theme to flavor the celebration, spark creativity and bring light to connections between mathematics and all sorts of fields, concepts, and ideas. The theme for [...]