Stefan Steinerberger

I am an Associate Professor in the Math Department at the University of Washington, Seattle.
I can be reached via [first 8 letters of last name]

My main field of research is Analysis. I like questions combining PDEs, Spectral Theory, Harmonic Analysis
and all sorts of applications. My research is supported by NSF DMS-2123224 and the Sloan Foundation. CV

Some Open Problems


Some Slides  

Five Short Stories about Optimal Transport (2022)
Nonlinear Fourier series (2021)
Random Walks on the Sphere and Linear Systems of Equations (2021)
Parabolic Techniques for Elliptic PDEs in Mathematical Physics (2021)
Exact Sparse Recovery via Refined Least Squares (2021)
Mean-Value Inequalities for Harmonic Functions (2021)
A PDE describing Roots of Polynomials under Differentiation (2021)
Optimal Coffee Shops, Numerical Integration and Kantorovich-Rubinstein Duality (2021)
The Hot Spots Conjecture on Graphs (2020)
Solving Linear Systems of Equations via Random Kaczmarz/Stochastic Gradient Descent (2020)
Nodal Sets of Eigenfunctions: Progress via Optimal Transport (2020)
Designs on Graphs (2020)
Dimension Reduction via t-SNE: Theory and Challenges (2020)
New Interactions between Analysis and Number Theory (2017)

Travel/Events 2022  

Geometry & Analysis Seminar, Columbia (Feb 11)
Waves, Simons Center, Flatiron Institute (Feb 17-19)
Combinatorics Seminar, Graz (Mar 2)
Rainwater Seminar (Mar 8)
Combinatorics and Probability, Ohio State (Mar 31)
Joint Mathematical Meetings (April 6-9)
Portland State (April 22)
Munster (April 28)
UW Probability (May 2)
Chicago (May 12)
PIMS Summer School on Optimal Transport (June 19 - July 1)
MCQMC 2022 (July 17-22)
SIAM Conference on Mathematics of Data Science (MDS22) (Sep 28)
Chern-Weil Symposium, Chicago (Oct 7-9)

Travel/Events 2023  

University of Alberta, Feb 2-3
Wisconsin-Madison, Mar 3
Modern Applied and Computational Analysis, ICERM (June 26 - 30, 2023)
Geometric Spectral Theory, Oberwolfach (Aug 20-26 2023)