- Reflections: On the Occasion of Ron Adin’s and Yuval Roichman’s Birthdays, and FPSAC 2021
- ICM 2018 Rio (5) Assaf Naor, Geordie Williamson and Christian Lubich
- Test your intuition 47: AGC-GTC-TGC-GTC-TGC-GAC-GATC-? what comes next in the sequence?
- Cheerful news in difficult times: Richard Stanley wins the Steele Prize for lifetime achievement!
- Combinatorial Theory is Born
- To cheer you up in difficult times 34: Ringel Circle Problem solved by James Davies, Chaya Keller, Linda Kleist, Shakhar Smorodinsky, and Bartosz Walczak
- Good Codes papers are on the arXiv
- To cheer you up in difficult times 33: Deep learning leads to progress in knot theory and on the conjecture that Kazhdan-Lusztig polynomials are combinatorial.
- The Logarithmic Minkowski Problem
Top Posts & Pages
- The Argument Against Quantum Computers - A Very Short Introduction
- Answer: Lord Kelvin, The Age of the Earth, and the Age of the Sun
- Reflections: On the Occasion of Ron Adin's and Yuval Roichman's Birthdays, and FPSAC 2021
- TYI 30: Expected number of Dice throws
- The Intermediate Value Theorem Applied to Football
- Zur Luria on the n-Queens Problem
- Gil's Collegial Quantum Supremacy Skepticism FAQ
- Amazing: Karim Adiprasito proved the g-conjecture for spheres!
- To cheer you up in difficult times 5: A New Elementary Proof of the Prime Number Theorem by Florian K. Richter
Category Archives: Teaching
Here are three cool games prepared by students of my 2020 Game Theory class. Enjoy! (More games will come later. See this post for an earlier game.) Four-in -a-row with HEX board by: Daniella Drori, Margot Guetta, Eyal Magen and … Continue reading
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, a graduate course at IDC, Herzliya; Lecturer: Gil Kalai; TA: Einat Wigderson, ZOOM mentor: Ethan. Starting Tuesday March 31, I am giving an on-line course (in Hebrew) on Game theory at IDC, Herzliya (IDC English site; IDC Chinese … Continue reading
Starting today: Kazhdan Sunday seminar: “Computation, quantumness, symplectic geometry, and information”
Sunday, 27 October, 2019 – 14:00 to 16:00 Repeats every week every Sunday until Sat Feb 01 2020 Location: Ross 70 See also: Seminar announcement; previous post Symplectic Geometry, Quantization, and Quantum Noise. The Google supremacy claims are discussed (with … Continue reading
I am very happy to announce two quantum events. First, I would like to announce a course “Computation, quantization, symplectic geometry, and information” in the first 2019/2020 semester at the Hebrew University of Jerusalem (HUJI). The course will by on … Continue reading
Philippe Flajolet 1948-2011 I am happy to forward the announcement on two free online courses (Mooks) by Bob Sedgewick Analysis of Algorithms and Analytic Combinatorics. Analysis of Algorithms page provides access to online lectures, lecture slides, and assignments for … Continue reading
I am very happy to announce that a Ph. D program in mathematics for international students at the Hebrew University of Jerusalem is now open. Here is the link to the home page. About the program The Einstein Institute of … Continue reading
Between 11-15 of September 2016 there will be a special mathematical workshop for excellent undergraduate students at the Hebrew University of Jerusalem. In parallel there will also be a workshop in physics. These workshops are aimed for second and third … Continue reading
Lecture 11 The Cap Set problem We presented Meshulam’s bound for the maximum number of elements in a subset A of not containing a triple x,y,x of distinct elements whose sum is 0. The theorem is analogous to Roth’s theorem … Continue reading
Lecture 7 First passage percolation 1) Models of percolation. We talked about percolation introduced by Broadbent and Hammersley in 1957. The basic model is a model of random subgraphs of a grid in n-dimensional space. (Other graphs were considered later as … Continue reading