3 papers
math.AC2026
Graded families of ideals and convex regions
Haoxi Hu
We study the interplay between graded families of ideals in -domains and their associated convex regions. These regions, called Newton-Okounkov regions, arise naturally…
math.OC2025
Finding Maximum Determinant Principal Submatrices via Hadamard Bounds and Projection Methods
Hao Hu, Stefan Sremac, Hugo J. Woerdeman +1
An important yet challenging problem in numerical linear algebra is finding a principal submatrix with maximum determinant from a given symmetric positive semidefinite matrix. This…
math.FA2024
Norm of the Hilbert matrix operator between some spaces of analytic functions
Hao Hu, Shanli Ye
In this paper, we calculate the exact value of the norm of the Hilbert matrix operator from the logarithmically weighted Korenblum space into Kore…