Abdirasulovna, Z. S. ., and N. M. . Majidovna. “Evaluation of Errors in Numerical Solution of Problems”. CENTRAL ASIAN JOURNAL OF MATHEMATICAL THEORY AND COMPUTER SCIENCES, vol. 2, no. 9, Sept. 2021, pp. 45-47, https://cajmtcs.casjournal.org/index.php/CAJMTCS/article/view/103.