hsfzLZH1's Homepage
2026
- Round holes for every planar domain
- How strongly can a conformal map distort area
- Kakeya tube averages in three dimensions and sets in four
- A large fractal must determine many distances
- Nearly constant waves made only from plus and minus signs
- Fourier convergence at the L log L threshold
- How much smoothing makes spherical Fourier sums bounded
- Fourier extension from positively curved surfaces
- Time averaging smooths waves in every dimension
- Riesz transform bounds reveal hidden surface geometry