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math.CO2021
Projections of Tropical Fermat-Weber Points
Weiyi Ding, Xiaoxian Tang
In the tropical projective torus, it is not guaranteed that the projection of a Fermat-Weber point of a given data set is a Fermat-Weber point of the projection of the data set. In…
math.DS2021★ 1 cited
Multistationarity of Reaction Networks with One-Dimensional Stoichiometric Subspaces
Kexin Lin, Xiaoxian Tang, Zhishuo Zhang
We study the multistationarity for the reaction networks with one-dimensional stoichiometric subspaces, and we focus on the networks admitting finitely many positive steady states.…