Ruifeng Zhang

1. When all closed subsets are recurrent?
   2015/04/30 by Jie Li, Li, Jie, Piotr Oprocha +5 · 2 citations
   Mathematics · #37B20 #37B40 #54B20 #54H20 #Advanced Differential Equations and Dynamical Systems #Advanced Topology and Set Theory #Dynamical Systems (math.DS) #FOS: Mathematics #Mathematical Dynamics and Fractals
2. Minimizers and Weak Solutions for Singular Born--Infeld Type Functionals
   2026/07/20 by Tengyang Liu, Ruifeng Zhang
   #math.AP #math-ph #math.MP