Category Archives: Updates

Combinatorial Morning in Tel Aviv, Sunday 28/12/2025

Posted on December 26, 2025 by Gil Kalai

Coming very soon! Organizer:      Michael Krivelevich Place:  Schreiber 309, Tel Aviv University Event’s site.  https://sites.google.com/view/combinatorics-seminar-tel-aviv Program 09:30-10:00        Asaf Ferber (UC Irvine)  Quantum algorithms on graphs 10:00-10:30        Gal Kronenberg (Oxford U.)  2-factors in … Continue reading →

Posted in Combinatorics, Uncategorized, Updates | Leave a comment

November’s Lectures, 2025

Posted on December 21, 2025 by Gil Kalai

Happy Chanukah, everybody! There is a lot of academic activity around, and the ceasefire in Gaza has brought some relief and hope. Let me tell you about the (unusually high number of) lectures I attended in November 2025, in reverse … Continue reading →

Posted in AI, Combinatorics, Computer Science and Optimization, Geometry, Physics, Quantum, Updates | 11 Comments

Kazhdan Seminar fall 2025 – Starting Today Oct. 19, 2026.

Posted on October 19, 2025 by Gil Kalai

This semester as a part of Kazhdan Sunday seminars we will have the following two activities (see description below) 12-14 Nati Linial and Yuval Peled,  “Recent advances in combinatorics” 14-16 Jake Solomon “Curve counts and quadratic forms”.  Both seminars will take … Continue reading →

Posted in Combinatorics, Geometry, Updates | Tagged , , , | 1 Comment

International Conference on Enumerative Combinatorics and Applications ICECA 2025 (August 25-27, 2025)

Posted on August 24, 2025 by Gil Kalai

Toufic Mansour The fourth International Conference on Enumerative Combinatorics and Applications will take place online, August 25–27, 2025. As in the previous three editions, the conference opens with a lecture by Richard Stanley—this time on “Symmetric functions arising from a … Continue reading →

Posted in Combinatorics, Conferences, Updates | Tagged | 2 Comments

Amazing: Jie Ma, Wujie Shen, and Shengjie Xie Gave an Exponential Improvement for Ramsey Lower Bounds

Posted on July 23, 2025 by Gil Kalai

h/t Benny Sudakov The Ramsey number R(ℓ,k) is the smallest integer n such that in any two-coloring of the edges of the complete graph on n vertices, , by red and blue, there is either a red (a complete graph … Continue reading →

Posted in Combinatorics, Geometry, Probability, Updates | Tagged , , | 6 Comments

Happy Birthday Saharon Shelah and Yuri Gurevich!

Posted on July 7, 2025 by Gil Kalai

Let me briefly report on two birthday conferences for long-time friends and colleagues Saharon Shelah and Yuri Gurevich. Yuri fest took place in Munich and on Zoom between June 20–22 2025 and Shelah’s birthday conference will be held in Vienna … Continue reading →

Posted in Combinatorics, Computer Science and Optimization, Happy birthday, Logic and set theory, People, Quantum, Updates | Tagged , , | Leave a comment

Some Events

Posted on July 2, 2025 by Gil Kalai

Annual meeting of the Israeli Mathematical Union and student talks day, July 6 and 7 The Annual meeting of the Israeli Mathematical Union will be held on Sunday, July 6th 2025 at Bar-Ilan University. The main speakers will be Elon … Continue reading →

Posted in Conferences, Updates | 2 Comments

A Breakthrough of an Unusual Nature: the Media Control Symbol “Play” was Successfully Embedded into the London Skyline!

Posted on June 27, 2025 by Gil Kalai

Three pictures showing that the media control symbol “play” was successfully embedded into London’s skyline 🙂 . The fourth rare picture is a screenshot with the control symbol “play” appearing side by side with its natural London demonstration. And here … Continue reading →

Posted in AI, Updates, What is Mathematics | Tagged , , | 1 Comment

On Coping with the War — and a 1931 Postcard from Akitsugu Kawaguchi to Abraham Fraenkel

Posted on June 20, 2025 by Gil Kalai

One question that I came across on social media (paraphrased here) was: How can you celebrate colleagues’ birthdays or attend conferences while the terrible war that began on October 7 — marked by senseless horror, death, and destruction in both … Continue reading →

Posted in People, personal, Politics, Updates | Tagged , , , , | 4 Comments

Shakhar Smorodinsky’s Solution to a Radon-Type Problem

Posted on June 18, 2025 by Gil Kalai

A brief update: Since Friday June 13 Israel has been engaged in a direct war with Iran. This follows two major missiles attacks of Iran against Israel in April and October 2024, as well as Iran’s central role in the … Continue reading →

Posted in Combinatorics, Computer Science and Optimization, Geometry, Updates | Tagged , , , , | 3 Comments