Torgeir Lysen

Mathematics

Mathematical expression illustration

About me

I am an incoming PhD student in mathematics at Stanford University. From 2025 to 2026, I did my master's degree at NTNU under Kristian Seip, where I wrote about Fourier uniqueness and non-uniqueness pairs.

I am particularly interested in time-frequency analysis, uncertainty principles, and elliptic PDEs.

Publications and Preprints

  1. A discrete Hardy uncertainty principle, preprint
  2. Critical and asymmetric Fourier uniqueness pairs, submitted