Tag Archives: June Huh

ICM 2018 Rio (4): Huh; Balog & Morris; Wormald

  This is my fourth report from ICM2018. (I plan one more.)  As I already mentioned, Combinatorics  was very nicely represented at ICM2018.  The combinatorics session itself was great, and there were quite a few other sessions and other lectures … Continue reading

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

Beyond the g-conjecture – algebraic combinatorics of cellular spaces I

The g-conjecture for spheres is surely the one single conjecture I worked on more than on any other, and also here on the blog we had a sequence of posts about it by Eran Nevo (I,II,III,IV). Here is a great … Continue reading

Posted in Combinatorics, Convex polytopes, Geometry | Tagged , , , , , , , , , , , , , , , , , , | 10 Comments

Jim Geelen, Bert Gerards, and Geoff Whittle Solved Rota’s Conjecture on Matroids

Gian Carlo Rota Rota’s conjecture I just saw in the Notices of the AMS a paper by Geelen, Gerards, and Whittle where they announce and give a high level description of their recent proof of Rota’s conjecture. The 1970 conjecture asserts … Continue reading

Posted in Combinatorics, Open problems, Updates | Tagged , , , , , , | 8 Comments