Preface: Applications of mathematical analysis to problems in theoretical physics
Vieri Benci, Sunra Mosconi and Marco Squassina

Concentration phenomena for the Schrödinger-Poisson system in $\mathbb{R}^2$
Denis Bonheure, Silvia Cingolani and Simone Secchi 

Local smooth solutions of the nonlinear Klein-gordon equation
Thierry Cazenave and Ivan Naumkin

The algorithmic numbers in non-archimedean numerical computing environments
Vieri Benci and Marco Cococcioni

A survey on asymptotic stability of ground states of nonlinear Schrödinger equations II
Scipio Cuccagna and Masaya Maeda

Causal fermion systems and the ETH approach to quantum theory
Felix Finster, Jürg Fröhlich, Marco Oppio and Claudio F. Paganini

On a class of semipositone problems with singular Trudinger-Moser nonlinearities
Shiqiu Fu and Kanishka Perera

Compactness results for linearly perturbed Yamabe problem on manifolds with boundary
Marco Ghimenti and Anna Maria Micheletti

Sign-changing solutions for a parameter-dependent quasilinear equation
Jiaquan Liu, Xiangqing Liu and Zhi-Qiang Wang