Closed geodesics on surfaces without conjugate points
Vaughn Climenhaga, Gerhard Knieper, and Khadim War
Critical Gagliardo–Nirenberg, Trudinger, Brezis–Gallouet–Wainger inequalities on graded groups and ground states
Michael Ruzhansky and Nurgissa Yessirkegenov
Attractors of dissipative homeomorphisms of the infinite surface homeomorphic to a punctured sphere
Grzegorz Graff, Rafael Ortega, and Alfonso Ruiz-Herrera
A convergence result for mountain pass periodic solutions of perturbed Hamiltonian systems
Marek Izydorek, Joanna Janczewska, and Pedro Soares