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math.NA2023
Generalizing Frobenius Inversion to Quaternion Matrices
Qiyuan Chen, J. Uhlmann, Ke Ye
In this paper we derive and analyze an algorithm for inverting quaternion matrices. The algorithm is an analogue of the Frobenius algorithm for the complex matrix inversion. On the…
math.OC2023
Lower Bounds of Functions on Finite Abelian Groups
Jiangting Yang, Ke Ye, Lihong Zhi
The problem of computing the optimum of a function on a finite set is an important problem in mathematics and computer science. Many combinatorial problems such as MAX-SAT and MAXC…