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 Alef Corner: Math Collaboration
 Alef’s Corner: Math Collaboration 2
 To cheer you up in difficult times 11: Immortal Songs by Sabine Hossenfelder and by Tom Lehrer
 To cheer you up in difficult times 10: Noam Elkies’ Piano Improvisations and more
 Quantum Matters
 To cheer you up in difficult times 9: Alexey Pokrovskiy proved that Rota’s Basis Conjecture holds asymptotically
 To Cheer you up in Difficult Times 8: Nathan Keller and Ohad Klein Proved Tomaszewski’s Conjecture on Randomly Signed Sums
 Noam Lifshitz: A new hypercontractivity inequality — The proof!
 To cheer you up in difficult times 7: Bloom and Sisask just broke the logarithm barrier for Roth’s theorem!
Top Posts & Pages
 TYI 30: Expected number of Dice throws
 Quantum Matters
 Gil's Collegial Quantum Supremacy Skepticism FAQ
 To Cheer you up in Difficult Times 8: Nathan Keller and Ohad Klein Proved Tomaszewski's Conjecture on Randomly Signed Sums
 Answer: Lord Kelvin, The Age of the Earth, and the Age of the Sun
 Elchanan Mossel's Amazing Dice Paradox (your answers to TYI 30)
 A sensation in the morning news  Yaroslav Shitov: Counterexamples to Hedetniemi's conjecture.
 Are Natural Mathematical Problems Bad Problems?
 Hoi Nguyen and Melanie Wood: Remarkable Formulas for the Probability that Projections of Lattices are Surjective
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Category Archives: Games
To cheer you up in difficult times 10: Noam Elkies’ Piano Improvisations and more
For the previous post “quantum matters” click here. Noam D. Elkies piano improvisations Every day since March 27, 2020 Noam Elkies (Noam’s home page) uploaded a new piece of piano improvisation. The Hebrew title of his page is “Music will … Continue reading
To cheer you up in difficult times 4: Women In Theory present — I will survive
An amazing video (Update, May18 2020). I failed to explain what WIT is and this may have caused some misunderstanding. Here is a description from the Simons Institute site. “The Women in Theory (WIT) Workshop is intended for graduate and … Continue reading
Harsanyi’s Sweater
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
Game Theory – online Course at IDC, Herzliya
Game theory, a graduate course at IDC, Herzliya; Lecturer: Gil Kalai; TA: Einat Wigderson, ZOOM mentor: Ethan. Starting Tuesday March 31, I am giving an online course (in Hebrew) on Game theory at IDC, Herzliya (IDC English site; IDC Chinese … Continue reading
Posted in Combinatorics, Computer Science and Optimization, Economics, Games, Rationality, Teaching
Tagged Game theory, Games
2 Comments
Test Your Intuition 42: How Much do you Gain by Knowing The Game You Play?
There are two players – the row player and the column player and there are two possible zerosum games described in the picture below. For each of these games the row players has two strategies T (top) and Bottom (B) … Continue reading
Posted in Games, Test your intuition
Tagged Michael Maschler, Robert Aumann, Shmuel Zamir, Test your intuition
6 Comments
An Interview with Yisrael (Robert) Aumann
I was privileged to join Menachem Yaari and Sergiu Hart in interviewing Yisrael Aumann. The interview is in Hebrew. It is an initiative of the Israel Academy of Sciences and the Humanities. For our non Hebrew speakers here is in … Continue reading
Posted in Academics, Games, Geometry, Rationality
Tagged Menachem Yaari, Robert Aumann, Sergiu Hart
2 Comments
Zur Luria on the nQueens Problem
(From Wikipedia ) The eight queens puzzle is the famous problem of placing eight chess queens on a chessboard so that no two queens threaten each other. The questions if this can be done and in how many different ways, as well as the extension … Continue reading
Posted in Combinatorics, Games
Tagged Chess, Eightqueens puzzle, nqueens problem, Zur Luria
7 Comments
Second third of my ICM 2018 paper – Three Puzzles on Mathematics, Computation and Games. Corrections and comments welcome
Update: Here is a combined version of all three parts: Three puzzles on mathematics computations and games. Thanks for the remarks and corrections. More corrections and comments welcome. Dear all, here is the draft of the second third of my paper … Continue reading