**TOME 61 (109), no. 2, 2018****Doria Affane, Meriem Aissous, Mustapha Fateh Yarou**: Existence results for sweeping process with almost convex perturbation, 119-134**Deeba Afzal, Shamsa Kanwal, Gerhard Pfister**: Tangent space to the orbit of an algebraic group action, 135-146**Zehra Bilgin, Elif Demir, Kürsat Hakan Oral**: On 2-absorbing -filters, 147-155**Joseph P. Brennan, Kyle Trainor**: The Italian identities for Hilbert series of hypergraphs, 157-166**Marian Deaconescu**: Three lemmas on commutators, 167-171**V. K. Jain, V. Tewary**: A refinement of Cauchy's bound for the moduli of zeros of a polynomial, 173-185**Pham Hoang Ha**: Non-integrated defect relations for the Gauss map of a complete minimal surface with finite total curvature in , 187-199**Monica Patriche**: Equilibrium existence for Bayesian generalized games in choice form and applications, 201-212**László Tóth**: Expansions of arithmetic functions of several variables with respect to certain modified unitary Ramanujan sums, 213-223**Chang-Jian Zhao**: On sums of volume quotient functions, 225-234