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- Test your intuition 24: Which of the following three groups is trivial
- School Starts at HUJI
- A lecture by Noga
- Ehud Friedgut: Blissful ignorance and the Kahneman-Tversky paradox
- In And Around Combinatorics: The 18th Midrasha Mathematicae. Jerusalem, JANUARY 18-31
- Mathematical Gymnastics
- Media Item from “Haaretz” Today: “For the first time ever…”
- Jim Geelen, Bert Gerards, and Geoﬀ Whittle Solved Rota’s Conjecture on Matroids
- Media items on David, Amnon, and Nathan

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- Test your intuition 24: Which of the following three groups is trivial
- Believing that the Earth is Round When it Matters
- Can Category Theory Serve as the Foundation of Mathematics?
- יופיה של המתמטיקה
- In how many ways you can chose a committee of three students from a class of ten students?
- Answer: Lord Kelvin, The Age of the Earth, and the Age of the Sun
- When It Rains It Pours
- A lecture by Noga
- Happy Birthday Ron Aharoni!

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# Category Archives: Uncategorized

## Media items on David, Amnon, and Nathan

David Kazhdan, a very famous mathematician from my department with a super-human understanding of mathematics (and more) is recovering from a terrible bike accident. Here is an article about him from “Maariv.” (In Hebrew) Amnon Shashua, a computer science … Continue reading

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## Dorit Aharonov’s on TEDx: A Feldenkrais lesson for the beginner scientist

Here is a lovely lecture starting with quantum computers, going through the Feldenkrais method, and ending with a mathematical puzzle. Click on the picture for the video of the talk. Here are Dorit’s four body-mind principles for learning: 1. Start … Continue reading

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## Alexander Chervov MO’s Question: Noteworthy-Achievements-In-And-Around-2010

Alexander Chervov asked over Mathoverflow about Noteworthy results in and around 2010 and some interesting results were offered in the answers. If you would like to mention additional results you can comment on them here. The only requirement is to … Continue reading

## Course Announcement: High Dimensional Expanders

Alex Lubotzky and I are running together a year long course at HU on High Dimensional Expanders. High dimensional expanders are simplical (and more general) cell complexes which generalize expander graphs. The course will take place in Room 110 of the mathematics building … Continue reading

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## Baggage Claim or Baggage Reclaim

Visiting London, Cambridge and the very interesting 2010 British Colloquium in Theoretical Computer Science at Edinburgh was splendid! More later. But a poll is called for. How to call the area to collect your baggage: “Baggage reclaim” or “Baggage claim”? … Continue reading

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## A Little Story Regarding Borsuk’s Conjecture

Jeff Kahn Jeff and I worked on the problem for several years. Once he visited me with his family for two weeks. Before the visit I emailed him and asked: What should we work on in your visit? Jeff asnwered: … Continue reading

## Banknotes with Pictures of Mathematicians

Are you aware of any? (current ones? old ones?)

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## A Workshop for Advanced Undergraduate Students, Sept 6-17 2009

סדנא לתלמידי בוגר מצטיינים במתמטיקה מכון איינשטיין למתמטיקה, האוניברסיטה העברית בירושלים יום א’ י”ז אלול – יום ה’ כ”ח אלול תשס”ט 6-17/9/09 המכון למתמטיקה של האוניברסיטה העברית מזמין תלמידי מתמטיקה מצטיינים המסיימים שנה ב’ או ג’ של … Continue reading

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## The Generation Gap

Which is larger, the generation gap between you and your perents or the generation gap between you and your children?