Sargsyan Stepan Armenovich

Publications in Math-Net.Ru

1. On Lebesgue constants of Vilenkin systems
   
   Proceedings of the YSU, Physical and Mathematical Sciences, 2016, no. 2,  63–66
2. On divergence of Fourier–Walsh series of continuous function
   
   Proceedings of the YSU, Physical and Mathematical Sciences, 2015, no. 2,  26–29
3. Nonlinear approximation of functions from the class $L^r$ with respect to the Vilenkin system
   
   Izv. Vyssh. Uchebn. Zaved. Mat., 2013, no. 2,  30–39