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Monthly Archives: February 2020
Hoi Nguyen and Melanie Wood: Remarkable Formulas for the Probability that Projections of Lattices are Surjective
Following a lecture by Hoi Nguyen at Oberwolfach, I would like to tell you a little about the paper: Random integral matrices: universality of surjectivity and the cokernel by Hoi Nguyen and Melanie Wood. Two background questions: Hoi started with … Continue reading
Posted in Algebra, Combinatorics, Number theory, Probability
Tagged Hoi Nguyen, Melanie Wood
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Petra! Jordan!
Last week we had a lovely small workshop in Eilat organized by Nathan Rubin, and as possible since the peace agreement of 1994 between Israel and Jordan, we visited Jordan for one day and saw the spectacular ancient city of … Continue reading
The largest clique in the Paley Graph: unexpected significant progress and surprising connections.
The result on Paley Graphs by Hanson and Petridis On May 2019, Brandon Hanson and Giorgis Petridis posed a paper on the arXive: Refined Estimates Concerning Sumsets Contained in the Roots of Unity. The abstract was almost as short as … Continue reading
Posted in Combinatorics, Number theory
Tagged Brandon Hanson, Daniel Di Benedetto, Ethan White, Giorgis Petridis, Jozsef Solymosi, Paley graph
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Thinking about the people of Wuhan and China
My thoughts are with the people of China who are at the forefront of the struggle with the coronavirus outbreak.
