2 papers
math.AC2022
The integral closure of a primary ideal is not always primary
Nan Li, Zijia Li, Zhi-Hong Yang +1
In 1936, Krull asked if the integral closure of a primary ideal is still primary. Fifty years later, Huneke partially answered this question by giving a primary polynomial ideal wh…
cs.SC2019
Sparse Interpolation With Errors in Chebyshev Basis Beyond Redundant-Block Decoding
Erich L. Kaltofen, Zhi-Hong Yang
We present sparse interpolation algorithms for recovering a polynomial with terms from evaluations at distinct values for the variable when of the evaluations c…