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Monthly Archives: March 2011
Notes of Michel Deza’s talk
Quasimetrics When I discovered hypermetric inequalities (an attempt to characterize embeddable metrics), there turned out to be applications in the geometry of numbers. I studied the generalization to quasimetrics, hoping for similar applications. 1. Definition and examples A quasimetric is … Continue reading
Notes of Yuri Makarychev’s lecture nr 2
1. Back to the extension problem The word extension is unfortunate, but commonly use. It vaguely refers to the fact that the given distance on needs be extended to distance on which vanishes for most edges. 1.1. Analysis of the … Continue reading
Notes of Yuri Makarychev’s lecture nr 1
Lipschitz extendability Classical subject in mathematics, started having applications to computer science in the 1990’s. 1. Lipschitz extension rates 1.1. Definition Definition 1 , metric spaces, . Let Given subset , let Let Example 1 If , . Then since … Continue reading
JeanBernard Lasserre’s slides
Here are the 5 sets of slides used by JeanBernard Lasserre. 1, 2, 3, 4, 5
Change the time on your watch tonight
From Oded Regev: Tonight France shifts to daylight savings time, so don’t miss your trains/flights tomorrow morning…
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Notes of Adam Klivans’ talk
An invariance principle for polytopes 1. Invariance principles Instead of giving a formal definition, I will give examples of invariance principle. 1.1. Central Limit Theorem If are iid random variables, then converges to a Gaussian … Continue reading
Photo, march workshop
Picture taken after Avi’s last lecture on friday, march 25th.
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