CMSA EVENTS
March 23, 2021 5:00 pmTITLE: Indistinguishability Obfuscation: How to Hide Secrets within Software ABSTRACT: At least since the initial public proposal of public-key cryptography based on computational hardness conjectures (Diffie and Hellman, 1976), cryptographers have...
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CMSA EVENTS
March 23, 2021 11:30 amMost work to date on mitigating the COVID-19 pandemic is focused urgently on biomedicine and epidemiology. However, pandemic-related policy decisions cannot be made on health information alone but need to...
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MATHEMATICAL PICTURE LANGUAGE
March 23, 2021 10:00 amThe last two decades produced a substantial noncommutative (in the free algebra) real and complex algebraic geometry. The aim of this subject is to develop a systematic theory of equations...
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COLLOQUIUMS
March 22, 2021 3:00 pmTitle: Metric representations: Algorithms and Geometry Abstract: Given a data set or a set of distances amongst data points, determining what combinatorial representation is most “consistent” with the input distances or...
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CMSA EVENTS
March 22, 2021 10:00 amFlip is a fundamental surgery operation for constructing minimal models in higher-dimensional birational geometry. In this talk, I will introduce a series of flips from Lie theory and investigate their...
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ALGEBRAIC DYNAMICS
March 19, 2021 10:00 amLet K be a complete and algebraically closed field, such as C or the p-adic field C_p, and let f\in K(z) be a rational function of degree d\geq 2. The...
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CMSA EVENTS
March 18, 2021 12:00 pmStandard lore suggests that four-dimensional SU(N) gauge theory with 2 massless adjoint Weyl fermions ("adjoint QCD") flows to a phase with confinement and chiral symmetry breaking. In this two-part talk,...
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OPEN NEIGHBORHOOD
March 17, 2021 4:30 pmThe periodicity of certain functions has been a topic of study throughout the long history of mathematics. It was a topic of study for you in high school trigonometry, and...
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NUMBER THEORY
March 17, 2021 3:00 pmFollowing work of Gross-Wallach, Gan-Gross-Savin defined what are called "modular forms" on the split exceptional group G_2. These are a special class of automorphic forms on G_2. I'll review their...
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CMSA EVENTS
March 17, 2021 10:30 amTwo-dimensional QCD models form an interesting playground for studying phenomena such as confinement and screening. In this talk I will describe one such model, namely a 2d SU(N) gauge theory...
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