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  • 1 Dagestan State University Russia, 367025 Makhachkala, ul. M. Gadzhieva 43a Russia, 367025 Makhachkala, ul. M. Gadzhieva 43a
  • | 2 Dagestan State Technical University Russia, 367015 Makhachkala, pr. Kalinina 70 Russia, 367015 Makhachkala, pr. Kalinina 70
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Summary  

We give an exact estimate of the deviation of the "triangular" partial sums of the double Fourier-Hermite series of functions of the class Lr2(D) in the space L2(Γ, e-x-y).