Benoist and Wittenberg recently introduced a new rationality obstruction that refines the classical the Clemens--Griffiths intermediate Jacobian obstruction to rationality, and exhibited its strength by showing that this new obstruction...
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On May 9–12, 2022, the CMSA will host the conference “Deformations of structures and moduli in geometry and analysis: a Memorial in honor of Professor Masatake Kuranishibe” organized by Tristian...
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I'll recall the braid-theoretic characterization of knots in the 3-sphere bounding complex curves in the 4-ball due to Rudolph and Boileau-Orevkov, discuss generalizations to other 3-manifolds and fillings, a conjectural...
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On May 6-8, 2022, the CMSA will be hosting a second NSF FRG Workshop. This project brings together a community of researchers who develop theoretical and computational models to characterize shapes. Their...
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Although everyone talks about AI + healthcare, many people were unaware of the fact that there are two possible outcomes of the collaboration, due to the inherent dissimilarity between the...
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will speak on: Higher normal functions and irrationality proofs Apéry’s 1978 proof of the irrationality of ζ(3) relied upon two sequences of rational numbers whose ratio limits to ζ(3) very...
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Helly's theorem is a fundamental statement in discrete and convex geometry that relates the intersection of a family of convex sets to the intersections of its subfamilies. This talk surveys...
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I will give an introduction to Oliver Lorscheid’s theory of ordered blueprints – one of the more successful approaches to “the field of one element” – and sketch its relationship...
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Consider a bootstrap percolation process that starts with a set of `infected’ triangles $Y \subseteq \binom{[n]}3$, and a new triangle f gets infected if there is a copy of K_4^3...
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Suppose we are given a random matrix with an essentially arbitrary pattern of entry means and variances, dependencies, and distributions. What can we say about its spectrum? It may appear hopeless that...
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