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The Unknotting Number Is Not Additive

On June 30, 2025, Mark Brittenham and Susan Hermiller uploaded a preprint to the arXiv called “Unknotting number is not additive under connected sum” (and an updated version on Septembe…
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Math & AlgorithmsScience & Space2025

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Oct 9, 2025The Unknotting Number Is Not Additive by JohnHammersley17878

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