Quaestiones Mathematicae, Volume 44, Issue 8 (2021)

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Quaestiones Mathematicae, Volume 44, Issue 8 (2021)

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Research Article

Article
Mal’tsev and Lawvere functors
Dominique Bourn
Pages: 997-1011
Published online: 01 May 2020
AbstractforMal’tsev and Lawvere functors | References | PDF (213.6 KB)
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Article
Hilbert transform is an isometry: A simple proof via real rational functions
Shirley Bromberg Silverstein, Victor A. Cruz Barriguete & Omar Sanchez Antonio
Pages: 1013-1017
Published online: 02 Jun 2020
AbstractforHilbert transform is an isometry: A simple proof via real rational functions | References | PDF (118.5 KB)
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Article
Filled groups of order pqr for primes p; q and r
Chimere S. Anabanti
Pages: 1019-1021
Published online: 20 May 2021
AbstractforFilled groups of order pqr for primes p; q and r | References | PDF (143.4 KB)
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Open Access
Article
k-tuple restrained domination in graphs
Michael A. Henning & Adel P. Kazemi
Pages: 1023-1036
Published online: 02 Jun 2020
Abstractfork-tuple restrained domination in graphs | References | PDF (244.7 KB)
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Review

Finitely continuous Darboux functions
Marcin Kowalewski & Mariola Marciniak
Pages: 1037-1044
Published online: 02 Jun 2020
AbstractforFinitely continuous Darboux functions | References | PDF (191.8 KB)
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Research Article

Article
Division closed ℓ-rings and power positive L∗-rings
Jingjing Ma & Brandi Rygaard
Pages: 1045-1053
Published online: 02 Jun 2020
AbstractforDivision closed ℓ-rings and power positive L∗-rings | References | PDF (200.1 KB)
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Article
Cotton solitons on almost cokähler 3-manifolds
Xiaomin Chen
Pages: 1055-1075
Published online: 02 Jun 2020
AbstractforCotton solitons on almost cokähler 3-manifolds | References | PDF (255.4 KB)
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Article
Improved Hermite-Hadamard type inequalities by using the p-convexity of differentiable mappings
Sever Silvestru Dragomir, Muhammad Amer Latif & Ebrahim Momoniat
Pages: 1077-1094
Published online: 02 Jun 2020
AbstractforImproved Hermite-Hadamard type inequalities by using the p-convexity of differentiable mappings | References | PDF (270.3 KB)
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Article
On the partitions into distinct parts and odd parts
Mircea Merca
Pages: 1095-1105
Published online: 02 Jun 2020
AbstractforOn the partitions into distinct parts and odd parts | References | PDF (191.2 KB)
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Article
Relative group homology theories with coefficients and the comparison homomorphism
José Antonio Ariciniega-Nevárez, José Luis Cisneros-Molina & Luis Jorge Sánchez Saldaña
Pages: 1107-1132
Published online: 02 Jun 2020
AbstractforRelative group homology theories with coefficients and the comparison homomorphism | References | PDF (564.8 KB)
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Review

On the nonnegative integer solutions of the equation Fn ± Fm = ya
Omar Kihel & Jesse Larone
Pages: 1133-1139
Published online: 20 May 2021
AbstractforOn the nonnegative integer solutions of the equation Fn ± Fm = ya | References | PDF (171.3 KB)
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