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Bull. Belg. Math. Soc. Simon Stevin 25 (4), (december 2018) Open Access
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Articles
Xinjian Zhang, Long Miao, Jia Zhang
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 481-493, (december 2018) DOI: 10.36045/bbms/1546570904
KEYWORDS: $p$-nilpotent group, Sylow subgroup, weakly S-supplementedly embedded subgroup, 20D10, 20D15
Xiaohong Zhang, Shenglin Zhou
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 495-506, (december 2018) DOI: 10.36045/bbms/1546570905
KEYWORDS: $2$-design, block-transitive, point-primitive, automorphism group, socle, sporadic simple group, 05B05, 20B25
Thibaut Dumont
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 507-526, (december 2018) DOI: 10.36045/bbms/1546570906
KEYWORDS: Cocycle growth, group acting on trees, Steinberg representation, 20E08, 20F65, 20J06
Rosihan M. Ali, See Keong Lee, Saiful R. Mondal
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 527-540, (december 2018) DOI: 10.36045/bbms/1546570907
KEYWORDS: Bessel function, generalized Bessel function, ‎starlike function, radius of starlikeness, 33C10, 30C45
Yu Zhou, Zihou Zhang, Chunyan Liu
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 541-544, (december 2018) DOI: 10.36045/bbms/1546570908
KEYWORDS: $\varepsilon$-isometric embedding, Hyers-Ulam stability, Banach spaces of continuous functions, 46B04, 46B20, 41A65
E. Jiménez Fernández, M. A. Juan, E. A. Sánchez Pérez
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 545-553, (december 2018) DOI: 10.36045/bbms/1546570909
KEYWORDS: Banach lattice, Fatou property, regular methods of summability, integrable functions, vector measure, 40C99, 28A20, 46G10, 46E30
Lixu Zhang, Yanhua Zhang
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 555-563, (december 2018) DOI: 10.36045/bbms/1546570910
KEYWORDS: Difference of weighted composition operators, weighted type space, boundedness, compactness, essential norm, 47B38, 30H99
Bang-Yen Chen
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 565-596, (december 2018) DOI: 10.36045/bbms/1546570911
KEYWORDS: Two-number, $(M_+,M_-)$-theory, 2-rank, ompact symmetric space, homotopy, homology, antipodal set, Betti number, Euler number, arithmetic distance, 00-02, 14-02, 22-02, 53-02, 58-02
Lili Chi, Jiancai Sun, Hengyun Yang
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 597-609, (december 2018) DOI: 10.36045/bbms/1546570912
KEYWORDS: super-commuting maps, super-biderivations, topological N=2 superconformal algebra, 17B05, 17B40, 17B68
Daniel Paşca, Bogdan Mircea Tătaru
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 611-627, (december 2018) DOI: 10.36045/bbms/1546570913
KEYWORDS: three dimensional galactic potential, periodic solution, averaging theory, 34C10, 34C25
Rainer Löwen
Bull. Belg. Math. Soc. Simon Stevin 25 (4), 629-640, (december 2018) DOI: 10.36045/bbms/1546570914
KEYWORDS: topological parallelism, automorphism group, compactness, 51H10, 51A15, 51M30
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