2 papers
math.AC2026
Matrix equivalence to Smith normal form: new theoretical results for multivariate polynomial matrices
Dong Lu, Yuanyuan Ruan, Dingkang Wang +1
This paper investigates the Smith normal form equivalence problem for multivariate polynomial matrices. Using methods from matrix theory and polynomial ideal theory, we prove that…
cs.SC2025
Smith normal forms of bivariate polynomial matrices
Dong Lu, Dingkang Wang, Fanghui Xiao +1
In 1978, Frost and Storey asserted that a bivariate polynomial matrix is equivalent to its Smith normal form if and only if the reduced minors of all orders generate the unit ideal…