Contents:
Giovanni Molica Bisci, Dimitri Mugnai, Raffaella Servadei. On multiple solutions for nonlocal fractional problems via $\nabla$-theorems. 641--666.
Carlos Lizama, Jaqueline G. Mesquitan, Rodrigo Ponce, Eduard Toon. Almost automorphic solutions of Volterra equations on time scales. 667--694.
Hiroki Sano, Naoki Tanaka. Well-posedness and flow invariance for semilinear functional differential equations governed by non-densely defined operators. 695--734.
Alex H. Ardila. Logarithmic NLS equation on star graphs: Existence and stability of standing waves. 735--762.
Isao Kato, Kotaro Tsugawa. Scattering and well-posedness for the Zakharov system at a critical space in four and more spatial dimensions. 763--794.
Peter Lindqvist. The time derivative in a singular parabolic equation. 795--808.