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• A simple proof of the complete metric approximation property for $q$-Gaussian algebras Mateusz Wasilewski Colloquium Mathematicum MSC: Primary 46L10; Secondary 46L65. DOI: 10.4064/cm7968-11-2019 Published online: 18 May 2020
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• Mad families of vector subspaces and the smallest nonmeager set of reals Iian B. Smythe Colloquium Mathematicum MSC: Primary 03E17; Secondary 15A03. DOI: 10.4064/cm8044-12-2019 Published online: 20 May 2020
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• The adjoint cotranspose of modules with respect to subcategories Yuxiao Wang, Guoqiang Zhao, Bo Zhang Colloquium Mathematicum MSC: Primary 18G25; Secondary 16E30. DOI: 10.4064/cm7900-9-2019 Published online: 25 May 2020
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• Cohomology and deformations of hom-dendriform algebras and coalgebras Apurba Das Colloquium Mathematicum MSC: 17A30, 17A99, 16E40. DOI: 10.4064/cm8049-10-2019 Published online: 27 May 2020
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• Semi-Kelley continua Alejandro Illanes Colloquium Mathematicum MSC: Primary 54F15; Secondary 54B20, 54F50. DOI: 10.4064/cm8053-11-2019 Published online: 1 June 2020
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• On the derived category of quasi-hereditary algebras with two simple modules Yury Volkov Colloquium Mathematicum MSC: Primary 16E35. DOI: 10.4064/cm8026-10-2019 Published online: 10 June 2020
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• The distribution of zeros of the derivative of the unmodified Selberg zeta-function associated to finite volume Riemann surfaces Raivydas Šimėnas Colloquium Mathematicum MSC: Primary 11M36. DOI: 10.4064/cm7838-10-2019 Published online: 15 June 2020
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• On the rank of elliptic curves arising from Pythagorean quadruplets, II Dustin Moody, Arman Shamsi Zargar Colloquium Mathematicum MSC: Primary 14H52; Secondary 11G05, 11D25. DOI: 10.4064/cm8101-3-2020 Published online: 15 June 2020
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• Central limit theorems for random walks associated with hypergeometric functions of type BC Merdan Artykov, Michael Voit Colloquium Mathematicum MSC: 60B15, 43A62, 60F05, 43A90, 33C67. DOI: 10.4064/cm7981-2-2020 Published online: 15 June 2020
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• W-measurable sensitivity of semigroup actions Francisc Bozgan, Anthony Sanchez, Cesar E. Silva, Jack Spielberg, David Stevens, Jane Wang Colloquium Mathematicum MSC: Primary 37A40; Secondary 37A05, 20M99. DOI: 10.4064/cm7815-2-2020 Published online: 15 June 2020
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• Topological entropy, upper Carathéodory capacity and fractal dimensions of semigroup actions Andrzej Biś, Dikran Dikranjan, Anna Giordano Bruno, Luchezar Stoyanov Colloquium Mathematicum MSC: 37B40, 37A35, 28D20, 54H15, 28A75. DOI: 10.4064/cm8017-12-2019 Published online: 15 June 2020
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• Tilting bundles for weighted projective lines of weight type $(p,q)$ Xiaofeng Zhang Colloquium Mathematicum MSC: Primary 14F05, 14H45; Secondary 16G70, 18E30. DOI: 10.4064/cm7905-9-2019 Published online: 19 June 2020
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• Weak chainability of arc folders C. L. Hagopian, M. M. Marsh, J. R. Prajs Colloquium Mathematicum MSC: Primary 54F15, 54B15, 54D80; Secondary 54C10. DOI: 10.4064/cm7925-2-2020 Published online: 19 June 2020
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• Remarks on coupled Abel type integral equations Wojciech Mydlarczyk Colloquium Mathematicum MSC: Primary 45D05; Secondary 45G10, 45M20. DOI: 10.4064/cm8030-10-2019 Published online: 30 June 2020
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• The mapping class group of a minimal subshift Scott Schmieding, Kitty Yang Colloquium Mathematicum MSC: Primary 37B10; Secondary 54H20. DOI: 10.4064/cm7933-2-2020 Published online: 3 July 2020
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• Interpolative Lipschitz ideals Manaf Adnan Saleh Saleh Colloquium Mathematicum MSC: Primary 47L20; Secondary 26A16, 47A57. DOI: 10.4064/cm7844-10-2019 Published online: 6 July 2020
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• Formal local homology Tran Tuan Nam, Do Ngoc Yen, Nguyen Minh Tri Colloquium Mathematicum MSC: 13D45, 13J99. DOI: 10.4064/cm7863-11-2019 Published online: 23 July 2020
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• Non-sums of two cubes of algebraic integers Albertas Zinevičius Colloquium Mathematicum MSC: 11D25, 11R04. DOI: 10.4064/cm7945-11-2019 Published online: 23 July 2020
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• $(m,n)$-Quasitilted and $(m,n)$-almost hereditary algebras Edson Ribeiro Alvares, Diane Castonguay, Patrick Le Meur, Tanise Carinieri Pierin Colloquium Mathematicum MSC: Primary 16G10; Secondary 16E10, 16E30. DOI: 10.4064/cm7913-12-2019 Published online: 4 August 2020
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• Corrigendum to “On the conjecture of Ulam on the invariance of measure in the Hilbert cube” (Colloq. Math. 152 (2018), 79–95) Soon-Mo Jung, Eui Chul Kim Colloquium Mathematicum MSC: Primary 28C10; Secondary 28C20. DOI: 10.4064/cm7145C-12-2018 Published online: 5 August 2020
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• The Pełczyński and Dunford–Pettis properties of the space of uniform convergent Fourier series with respect to orthogonal polynomials J. Obermaier Colloquium Mathematicum MSC: Primary 46E15; Secondary 42C05, 42C10. DOI: 10.4064/cm7890-3-2020 Published online: 6 August 2020
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• Sharp condition for the Liouville property in a class of nonlinear elliptic inequalities Philippe Souplet Colloquium Mathematicum MSC: Primary 35J60, 35B08, 35B53; Secondary 35K55, 35B44. DOI: 10.4064/cm8147-1-2020 Published online: 7 August 2020
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• Supercommutator (Hom-)superalgebras of right (hom-)alternative superalgebras A. Nourou Issa Colloquium Mathematicum MSC: Primary 17D99; Secondary 17A30, 17A70, 17B61, 17D15. DOI: 10.4064/cm7984-12-2019 Published online: 7 August 2020
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