# Oleksandr Vlasiuk

## Employment

### 2018–

*Florida State University*, *Postdoc*

## Education

### 2013–18

*Vanderbilt University*, Ph.D.

Advisor: Edward B. Saff

### 2013

*Université du Sud, Toulon-Var*, Master I Mathématiques

Advisor: Lyudmyla Yushchenko

### 2009–2013

*Kyiv Taras Shevchenko University*, BSc.

Advisor: Igor Shevchuk

Recipient of the Ukrainian national scholarship throughout the whole duration of the studies, and of the scholarship of Kyiv Mayor in 2011-2013.

## Research interests

See Publications.

Geometric measure theory, rectifiability; discretizing manifolds, configurations with bounded mesh ratio, discrepancy of random collections on manifolds.

Convex and computational geometry (mesh generation, Voronoi diagrams). Point clouds and applications.

Optimization algorithms (quasi-Newton type), energy landscapes, topology of energy surfaces.

High-performance computing, parallel architectures, GPU-based parallelization.

Measure concentration, in particular, large deviations and applications; stochastic modelling.

Mathematical physics, finite elements and finite difference schemes, in particular RBF-derived.

## Computational skills

See Code.

C/C++, Python; Matlab, R, Mathematica

Git, CMake, UNIX environment, high-performance computing

## Activities

### Presentations

Multivariate Algorithms and their Foundations in Number Theory, Johann Radon
Institute, Linz, November 2018

Texas Analysis and Mathematical Physics Symposium, Baylor University, October 2018

ICERM Semester Program: Point Configurations in Geometry, Physics and Computer Science, March 2018

Computational and Applied Mathematics seminar, Oak Ridge National Laboratory, January 2018

Analysis seminar, Florida State University, November 2017

Computational Methods and Function Theory, Lublin, July 2017

Joint Mathematics Meetings, Atlanta, January 2017

1st Northeastern Analysis Meeting, the College at Brockport, SUNY, October
2016

Optimal and random point configurations, Institut Henri Poincaré, Paris, June-July 2016, *poster*
Presentations at the Vanderbilt Analysis seminar on various topics: Cramér’s theorem (June 2017), Ball multiplier problem (April 2017), Equiangular tight frames (April 2016), Riesz energy with an external field (April 2015), etc.

### Visits

Midwestern Workshop on Asymptotic Analysis, Indiana University in Bloomington, October 2015

Minimal Energy Point Sets, Lattices, and Designs, ESI, Vienna, October 2014

Recent Methods in Sphere Packing and Optimization (workshop), Oberwolfach, June 2014

## Teaching

TA for single-variable calculus; taught at the Undergraduate seminar and the Vanderbilt math circle.

Assisted with graduate-level courses in: Analysis, Statistical learning.

## Miscellanea

### Review

Reviewer for: AMS Math Reviews, Journal of Approximation Theory, Constructive Approximation

### Languages

English, Russian, Ukrainian — fluent; French, Polish — limited proficiency