Lytkin Sergei Mihailovich

Publications in Math-Net.Ru

1. Expansion over a system of shifts of pyramidal functions with a square base
   
   Vestnik Moskov. Univ. Ser. 1. Mat. Mekh., 2014, no. 3,  3–7
2. Expansion in the System of Shifts of a B-Spline
   
   Mat. Zametki, 86:6 (2009),  859–869
3. Expansion over a system of shifts of pyramidal functions
   
   Vestnik Moskov. Univ. Ser. 1. Mat. Mekh., 2009, no. 4,  22–28


4. Factorial estimates and Stirling's formula
   
   Math. Ed., 2021, no. 4(100)-1,  71–77