CONTENTS Brăduţ Apostol Extremal orders of some functions connected to regular integers modulo n . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Shahabaddin Ebrahimi Atani, Fatemeh Esmaeili Khalil Saraei The Total Graph of a Commutative Semiring . . . . . . . . . . . . . . . . . . . . . . 21 Benharrat Belaı̈di, Habib Habib On the Growth of Solutions of Some Second Order Linear Differential Equations With Entire Coefficients . . . . . . . . . . . . . 35 Ion Chiţescu, Liliana Sireţchi Linear operators on Köthe spaces of vector fields . . . . . . . . . . . . . . . . . . 53 Irina Cristea, Sanja Jančić-Rašović Composition hyperrings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .81 Qiao-Li Dong, Songnian He A viscosity projection method for class T mappings . . . . . . . . . . . . . . . . 95 Malik S. Dzhabrailov, Sevinc Z. Khaligova Necessary and sufficient conditions for the boundedness of the anisotropic Riesz potential in anisotropic modified Morrey spaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 Xiang Gao A necessary and sufficient condition for some steady Ricci solitons to have positive asymptotic volume ratio . . . . . . . . . . . 131 Bipan Hazarika, Ekrem Savaş λ-statistical convergence in n-normed spaces . . . . . . . . . . . . . . . . . . . . . . 141 K. Karthikeyan, Bashir Ahmad Existence results for boundary value problems of arbitrary order integrodifferential equations in Banach spaces . . . . . . . . . . . . . . . 155 Junaid Alam Khan On the (De)homogenization of Sagbi Bases . . . . . . . . . . . . . . . . . . . . . . . . 173 Sarfraz Nawaz Malik, Mohsan Raza, Muhammad Arif, Saqib Hussain Coefficients estimates of some subclasses of analytic functions related with conic domain . . . . . . . . . . . . . . . . . . . . . . 181 Nihal Yılmaz Özgür On the Images of Ellipses Under Similarities . . . . . . . . . . . . . . . . . . . . . . 189 Wen-Wu Pan, Ghasem Alizadeh Afrouzi, Lin Li Three solutions to a p(x)-Laplacian problem in weighted-variable-exponent Sobolev space . . . . . . . . . . . . . . . . . . . . . . 195 Alina-Mihaela Patriciu, Valeriu Popa Altering distances, some generalizations of Meir - Keeler theorems and applications . . . . . . . . . . . . . . . . . . . . . . . . 207 Asghar Rahimi, Abolhassan Fereydooni Controlled G-Frames and Their G-Multipliers in Hilbert spaces . . . 223 Hüseyin Tuna Functional Model of Dissipative Fourth Order Differential Operators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237 Dorel Paraschiv A review of leadership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253 ii