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Lipschitz extensions of metric mappings
Lipschitz extensions of metric mappings
Nonpositive curvature is not coarsely universal
Nonpositive curvature is not coarsely universal
Presentation Theory & Alg seminar
Expanders and coarse non-universality of CAT(0) spaces
Expanders and coarse non-universality of CAT(0) spaces
Presentation (50 minutes)
On gentle partitions of unity and Lipschitz extension of finite metrics
On gentle partitions of unity and Lipschitz extension of finite metrics
Lecture notes (40 minutes)
The Ribe Program
The Ribe Program
Lecture notes for the talk (3 hours).
Expanders with respect to Hadamard spaces and random graphs
Expanders with respect to Hadamard spaces and random graphs
Lecture notes Presentation (50 min)
Lecture notes (2024 talk in Weizmann)
Ultrametric skeletons
Ultrametric skeletons
Short spiel 2-hours black board talk presentation (2 hours)
Ultrametric subsets with large Hausdorff dimension
Ultrametric subsets with large Hausdorff dimension
Presentation: video slides (slides revised after the talk)
Nonlinear spectral calculus and super-expanders
Nonlinear spectral calculus and super-expanders
Markov convexity and local rigidity of distorted metrics
Markov convexity and local rigidity of distorted metrics
Presentation: SoCG '08
Maximum gradient embedding and monotone clustering
Maximum gradient embedding and monotone clustering
Ramsey partitions and proximity data structures
Ramsey partitions and proximity data structures
Metric cotype
Metric cotype
Multi-embedding of metric spaces
Multi-embedding of metric spaces
Presentation: 25 min.
Ramsey-type Theorems for Metric Spaces with Applications to Online Problems
Ramsey-type Theorems for Metric Spaces with Applications to Online Problems
Presentation: 60 min.
Better algorithms for unfair metrical task systems and applications
Better algorithms for unfair metrical task systems and applications
Presentation: 60 min.
Some of the presentations contain deliberate inaccuracies in order to simplify the exposition. Consult the corresponding papers for a definite treatment of the subject matter.
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