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On the hardness of finding normal surfaces Benjamin A. BurtonAlexander He OriginalPaper 06 September 2021 Pages: 583 - 619
Unimodal category and the monotonicity conjecture Dejan Govc OriginalPaper 25 September 2021 Pages: 621 - 669
Dimensionality reduction for k-distance applied to persistent homology Shreya AryaJean-Daniel BoissonnatMartin Lotz OriginalPaper Open access 19 October 2021 Pages: 671 - 691