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• Global existence of a uniformly local energy solution for the incompressible fractional Navier–Stokes equations Jingyue Li Colloquium Mathematicum MSC: Primary 35Q30; Secondary 76D03. DOI: 10.4064/cm7997-10-2019 Published online: 29 November 2019
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• On a sum of Apéry-like numbers arising from spectral zeta functions Ji-Cai Liu Colloquium Mathematicum MSC: 11M41, 11A07, 05A19. DOI: 10.4064/cm7860-3-2019 Published online: 29 November 2019
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• Extensions of full shifts with group actions Bartosz Frej, Dawid Huczek Colloquium Mathematicum MSC: Primary 37B10; Secondary 37B40. DOI: 10.4064/cm7843-3-2019 Published online: 13 December 2019
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• The Hausdorff–Young inequality for Orlicz spaces on compact hypergroups Vishvesh Kumar, Ritumoni Sarma Colloquium Mathematicum MSC: Primary 43A62, 46E30; Secondary 43A30. DOI: 10.4064/cm7627-4-2019 Published online: 13 December 2019
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• A note on values of Beatty sequences that are free of large prime factors Yıldırım Akbal Colloquium Mathematicum MSC: Primary 11N25; Secondary 11L03. DOI: 10.4064/cm7715-2-2019 Published online: 13 December 2019
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• Finitely phantom morphisms and finitely split epimorphisms Lixin Mao Colloquium Mathematicum MSC: Primary 16D90; Secondary 18A32. DOI: 10.4064/cm7659-3-2019 Published online: 18 December 2019
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• Spaceability and algebrability in $(\mathcal {DFC})$-spaces Thiago R. Alves Colloquium Mathematicum MSC: Primary 46G20, 46A04; Secondary 33E99. DOI: 10.4064/cm7564-1-2019 Published online: 8 January 2020
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• Means, generalized harmony proportion and applications Janusz Matkowski Colloquium Mathematicum MSC: 26A17, 26E60, 39B22. DOI: 10.4064/cm7782-2-2019 Published online: 10 January 2020
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• Order intervals in Banach lattices and their extreme points Zbigniew Lipecki Colloquium Mathematicum MSC: 46A40, 46B42, 52A07, 28B05, 06E99. DOI: 10.4064/cm7726-5-2019 Published online: 15 January 2020
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• Big relative Cohen–Macaulay modules Mehrzad Khanjari, Kamal Bahmanpour, Ghader Ghasemi Colloquium Mathematicum MSC: Primary 11B30, 11L03; Secondary 11B75. DOI: 10.4064/cm7862-7-2019 Published online: 16 January 2020
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• Homogeneity degree for the product of a manifold and a curve Daria Michalik Colloquium Mathematicum MSC: 54F15, 54F50. DOI: 10.4064/cm7346-1-2019 Published online: 17 January 2020
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