Tag Archives: Laci Lovasz

Extremal Combinatorics V: POSETS

This is the remaining post V on partially ordered sets of my series on extremal combinatorics (I,II,III,IV,VI).  We will talk here about POSETS – partially ordered sets. The study of order is very important in many areas of mathematics starting … Continue reading

Posted in Combinatorics | Tagged , , , , , , , , , | 6 Comments

Building Bridges II, and Rio ICM 2018

In this post I will talk about Building Bridges II – last week conference in Budapest, about my talk and Lex Schrijver’s talk at the conference, about two old videotaped lectures in Microsoft Research (and a prize carrying competition), and … Continue reading

Posted in Combinatorics, Conferences, ICM2018, Updates | Tagged | 2 Comments

Mabruk Elon, India, and More

I am starting this post in Jaipur. My three children are watching a movie in our Jaipur hotel room and I watch them while I begin to write this post. Hagai is in the middle of a long-planned three-month trip … Continue reading

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Lovasz’s Two Families Theorem

Laci and Kati This is the first of a few posts which are spin-offs of the extremal combinatorics series, especially of part III. Here we talk about Lovasz’s geometric two families theorem.     1. Lovasz’s two families theorem Here … Continue reading

Posted in Combinatorics, Convexity, Open problems | Tagged , , , | 7 Comments

Plans and Updates

Jerusalem and Budapest       Monday, last week was the last day of lectures for the spring term here at the Hebrew U.  One outcome of the long professors’ strike was a very fruitful year for research seminars. We ran them during … Continue reading

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