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Antonova TM, Dmytryshyn RI. Truncation error bounds for branched continued fraction $\sum_{i_1=1}^N\frac{a_{i(1)}}{1}{\atop+}\sum_{i_2=1}^{i_1}\frac{a_{i(2)}}{1}{\atop+}\sum_{i_3=1}^{i_2}\frac{a_{i(3)}}{1}{\atop+}\ldots$. Ukr. Mat. Zhurn. [Internet]. 2020Jul.15 [cited 2024Mar.28];72(7):877-85. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/2342