Vladik Kreinovich. Computing at Least One of Two Roots of a Polynomial is, in General, Not Algorithmic. In Kelly Cohen, Nicholas Ernest, Barnabás Bede, Vladik Kreinovich, editors, Fuzzy Information Processing 2023 - Proceedings of the 2023 Annual Conference of the North American Fuzzy Information Processing Society, NAFIPS 2023, and at the related Workshop on Constraint Programming and Decision Making CoProD 2023, Cincinnati, OH, USA, May 31 - June 2, 2023. Volume 751 of Lecture Notes in Networks and Systems, pages 331-334, Springer, 2023. [doi]
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