Contents:
Shuhei Kuwahara. Reducing subspaces of weighted Hardy spaces on polydisks. 77--83.
Takuya Hosokawa, Michio Seto. Some Remarks on Operator Equation $C_{\varphi}=C_{\psi}X$. 85--91.
Mehmet Zeki Sarikaya, Hatice Yaldiz. On generalized Hermite-Hadamard type integral inequalities involving Riemann-Liouville fractional integrals. 93--104.
Hideo Kojima. Normal log canonical del Pezzo surfaces of rank one with unique singular points. 105--118.
Kouki Taniyama. Discontinuous maps whose iterations are continuous. 119--125.
Mayumi Hojo, Wataru Takahashi. Generalized split feasibility problem governed by widely more generalized hybrid mappings in Hilbert spaces. 127--146.
Tatsuya Nogawa. Uniqueness of the extension of isometries on the unit spheres in normed linear spaces. 147--149.
Hiroyasu Mizuguchi. The Dunkl-Williams constant of symmetric octagonal norms on $\mathbb{R}^2$ II. 151--172.