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Recent Posts
 Hoi Nguyen and Melanie Wood: Remarkable Formulas for the Probability that Projections of Lattices are Surjective
 Petra! Jordan!
 The largest clique in the Paley Graph: unexpected significant progress and surprising connections.
 Thinking about the people of Wuhan and China
 Ringel Conjecture, Solved! Congratulations to Richard Montgomery, Alexey Pokrovskiy, and Benny Sudakov
 Test your intuition 43: Distribution According to Areas in Top Departments.
 Two talks at HUJI: on the “infamous lower tail” and TOMORROW on recent advances in combinatorics
 Amazing: Zhengfeng Ji, Anand Natarajan, Thomas Vidick, John Wright, and Henry Yuen proved that MIP* = RE and thus disproved Connes 1976 Embedding Conjecture, and provided a negative answer to Tsirelson’s problem.
 Do Not Miss: Abel in Jerusalem, Sunday, January 12, 2020
Top Posts & Pages
 Hoi Nguyen and Melanie Wood: Remarkable Formulas for the Probability that Projections of Lattices are Surjective
 Aubrey de Grey: The chromatic number of the plane is at least 5
 Konstantin Tikhomirov: The Probability that a Bernoulli Matrix is Singular
 Elchanan Mossel's Amazing Dice Paradox (your answers to TYI 30)
 Ringel Conjecture, Solved! Congratulations to Richard Montgomery, Alexey Pokrovskiy, and Benny Sudakov
 Answer: Lord Kelvin, The Age of the Earth, and the Age of the Sun
 Gil's Collegial Quantum Supremacy Skepticism FAQ
 Coloring Problems for Arrangements of Circles (and Pseudocircles)
 Amazing! Keith Frankston, Jeff Kahn, Bhargav Narayanan, Jinyoung Park: Thresholds versus fractional expectationthresholds
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Monthly Archives: April 2009
The Generation Gap
Which is larger, the generation gap between you and your perents or the generation gap between you and your children?
A Problem on Planar Percolation
Conjecture (Gady Kozma): Prove that the critical probability for planar percolation on a Cayley graph of the group is always an algebraic number. Gady mentioned this conjecture in his talk here about percolation on infinite Cayley graphs. (Update April 30: Today Gady mentioned … Continue reading
A Conference and a School on Oded Schramm’s Mathematics
There will be a conference this summer in Redmond and a school in December in Jerusalem devoted to Oded Schramm’s mathematics. Oded Schramm Memorial Conference Probability and Geometry Redmond WA, August 3031, 2009 To be held at Microsoft … Continue reading
Two Fractal Vegtables Found on Blogs
Physicists and mathematicians think alike: From Kowalski’s blog From asymptotia
Exciting New Blogs and New Posts
There are new exciting blogs and all sort of nice things on old blogs. In Avzel’s journal you can find a post with the words and a link to the performence of a beautiful Leonard Cohen’s song “everybody knows”; and you can … Continue reading
(Eran Nevo) The gConjecture II: The Commutative Algebra Connection
Richard Stanley This post is authored by Eran Nevo. (It is the second in a series of five posts.) The gconjecture: the commutative algebra connection Let be a triangulation of a dimensional sphere. Stanley’s idea was to associate with a ring … Continue reading
How the gConjecture Came About
Update: Slides from a great 2014 lecture on the gconjecture by Lou Billera in the conference celebrating Richard Stanley’s 70th birthday. This post complements Eran Nevo’s first post on the conjecture 1) Euler’s theorem Euler Euler’s famous formula for the … Continue reading