Akhazhanov, T.B., Bokayev N.А., & Matin, D.T. (2024). Erratum to: “Coefficients of multiple Fourier-Haar series and variational modulus of continuity” [Bulletin of the Karaganda University. Mathematics series, No. 4(112), 2023, pp. 21–29]. Bulletin of the Karaganda University. Mathematics Series, 1(113), 218. https://doi.org/10.31489/2024m1/218