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Bull. Belg. Math. Soc. Simon Stevin 21 (3), (august 2014)
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Articles
Yu-Xia Liang, Ze-Hua Zhou
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 385-401, (august 2014) DOI: 10.36045/bbms/1407765879
KEYWORDS: hypercyclic, Composition operator, weighted Banach space, 47A16, 47B38, 47B37
Peyman Niroomand, Francesco G. Russo
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 403-413, (august 2014) DOI: 10.36045/bbms/1407765880
KEYWORDS: Heisenberg algebras, Cohomology, nilpotent Lie algebras, Betti numbers, Schur multiplier, 17B30, 17B60, 17B99
Delio Mugnolo, Jean-François Rault
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 415-436, (august 2014) DOI: 10.36045/bbms/1407765881
KEYWORDS: Benjamin-Bona-Mahony equation, PDEs on networks, quantum graphs, Travelling waves, 35C07, 35R02, 35K55
Mahmood Jaafari Matehkolaee
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 437-453, (august 2014) DOI: 10.36045/bbms/1407765882
KEYWORDS: $f.p.k.$-space form, Ricci curvature, $k$-Ricci curvature, Scalar curvature, Integral submanifold, $C$-totally real submanifold, 53C15, 53C25, 53D10
Magdalena Sobczak-Kneć, Katarzyna Trąbka-Więclaw
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 455-464, (august 2014) DOI: 10.36045/bbms/1407765883
KEYWORDS: Radius of $n$-valence, domain of $n$-valence, Typically real functions, odd typically real functions, locally univalent functions, 30C45, 30C55
Saman Babaie-Kafaki, Reza Ghanbari
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 465-477, (august 2014) DOI: 10.36045/bbms/1407765884
KEYWORDS: Unconstrained optimization, Conjugate gradient algorithm, Secant equation, Descent condition, global convergence, 90C53, 65K05, 49M37, 15A18‎
Hanfeng Wang, Wei He
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 479-488, (august 2014) DOI: 10.36045/bbms/1407765885
KEYWORDS: remainder, paratopological group, compactification, metrizable, $p$-space, $\pi$-character, 54D40, 54E35, 22A05
Ottmar Loos
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 489-521, (august 2014) DOI: 10.36045/bbms/1407765886
KEYWORDS: Rank one group, division pair, Moufang set, quasi-inverse, Bergmann operator, identities, 17C60, 20E42, 17C30
Jafar Soltani Farsani
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 523-534, (august 2014) DOI: 10.36045/bbms/1407765887
KEYWORDS: locally compact group, ‎amenable group, Fourier algebra, operator spaces, ‎set of spectral synthesis ‎, Weighted homomorphism, 47B48, 43A30
Slim Ibrahim, Rym Jrad, Mohamed Majdoub, Tarek Saanouni
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 535-551, (august 2014) DOI: 10.36045/bbms/1407765888
KEYWORDS: Nonlinear heat equation, existence, uniqueness, Moser-Trudinger inequality, 35-XX, 35K05, 35K58, 35A02, 34A12
Chang-Jian Zhao
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 553-564, (august 2014) DOI: 10.36045/bbms/1407765889
KEYWORDS: Projection bodies, Mixed complex projection bodies, Brunn-Minkowski inequality, Aleksandrov-Fenchel inequality, 52A40, 52A39, 52B45
Abdelmonaim El Kaddouri, Mohammed Moussa
Bull. Belg. Math. Soc. Simon Stevin 21 (3), 565-572, (august 2014) DOI: 10.36045/bbms/1407765890
KEYWORDS: AM-compact operator, b-AM-compact operator, limited completely continuous operator, order continuous norm, limited set, Positive Schur property, 46B42, 47B60, 47B65
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