Monthly Archives: April 2020

Harsanyi’s Sweater

Posted on April 21, 2020 by Gil Kalai

Today is the Holocaust Remembrance Day in Israel.  Here is a moving story from the  paper  about  John Harsanyi,  Harsanyi’s Sweater, by Robert J. Aumann. It is 1944 in Budapest, and John is in his early twenties. He has been … Continue reading →

Posted in Games, Teaching | Tagged , | Leave a comment

To cheer you up in difficult times II: Mysterious matching news by Gal Beniamini, Naom Nisan, Vijay Vazirani and Thorben Tröbst!

Posted on April 19, 2020 by Gil Kalai

Matching is one of the richest gold mines for ideas and results in mathematics, computer science and other areas.  Today I want to briefly tell you about a curious, surprising, mysterious, and cheerful recent result by Gal Beniamini and Noam … Continue reading →

Posted in Combinatorics, Computer Science and Optimization | Tagged , , , | 10 Comments

Trees not Cubes! Memories of Boris Tsirelson

Posted on April 3, 2020 by Gil Kalai

This post is devoted to a few memories of Boris Tsirelson who passed away at the end of January. I would like to mention that a few days ago graph theorist Robin Thomas passed away after long battle with ALS. … Continue reading →

Posted in Combinatorics, Obituary, Probability, Quantum | Tagged | 5 Comments

A small update from Israel and memories from Singapore: Partha Dasgupta, Robin Mason, Frank Ramsey, and 007

Posted on April 1, 2020 by Gil Kalai

A small update about the situation here in Israel Eight weeks ago I wrote that my heart goes out to the people of Wuhan and China, and these days my heart goes out to people in Italy, Spain, the US, … Continue reading →

Posted in Algebra, Combinatorics, Conferences, Economics, Taxi-and-other-stories, Updates | Tagged , , , , , , , , | 3 Comments