MATHEMATICS 
Author 
Title 

Khristo N. Boyadzhiev

Representation of functions in series with parameter. 

Saša Vujošević

Computation of edge Pi index, vertex Pi index and Szeged index of some cactus chains. 

O. Elong

On the L^{P} boundedness of hFourier integral operators with rough symbols. 

Houari Fettouch, Saada Hamouda

Double order of growth of solutions to linear differential equations with analytic coefficients. 

Brahim Mittou, Abdallah Derbal

Method for calculating Dirichlet Lfunctions. 

MATHEMATICAL MODELING 
Author 
Title 

A.E. Kroshilin, V.E. Kroshilin

A drift model of a Nvelocity mixture and the evolution of a discontinuous solution of a twovelocity drift model. 

A.V. Kolesnichenko

Jeans gravitational instability of a magnetized rotating collisionless anisotropic plasma using generalized laws of double polytropy. 
