hsfzLZH1's Homepage
2026
- Arithmetic progressions from a divergent reciprocal sum
- Intersecting hypergraphs that need one more covering vertex
- One color for every finite subset sum and product
- Exact crossing counts for complete and complete bipartite graphs
- How many different distances must occur in higher dimensions
- Distances from one point and limits on repeated unit distances
- Can an unlabeled order determine a Kazhdan–Lusztig polynomial
- Positive elementary coefficients for refined graph colorings
- The logarithmic scale of off-diagonal Ramsey numbers
- A monochromatic hypercube in a network only a constant times larger