Volume 9 Issue 4 | Bulletin of the Belgian Mathematical Society

Bulletin of the Belgian Mathematical Society - Simon Stevin

VOL. 9 · NO. 4 | 2002

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Front Matter

Table of Contents, Bull. Belg. Math. Soc. Simon Stevin, vol. 9, no. 4 (2002)

Bull. Belg. Math. Soc. Simon Stevin 9 (4), (2002) Open Access

No abstract available

Articles

Harmonic-Killing vector fields

C. T. J. Dodson, M. Trinidad Pérez, M. E. Vázquez-Abal

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 481-490, (2002) DOI: 10.36045/bbms/1102714982 Open Access

KEYWORDS: Harmonic map, Killing vector field, Jacobi vector field, 53C43, 53C20

No abstract available

High Singer invariant and equality of curvature

Claudia Meusers

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 491-502, (2002) DOI: 10.36045/bbms/1102714983 Open Access

KEYWORDS: 53C20, 53C30

No abstract available

Congruences pour les polynômes et nombres de Bell

Alexandre Junod

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 503-509, (2002) DOI: 10.36045/bbms/1102714984 Open Access

KEYWORDS: 11B73, 11A07

No abstract available

Criteria for univalent, starlike and convex functions

S. Ponnusamy, V. Singh

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 511-531, (2002) DOI: 10.36045/bbms/1102714985 Open Access

KEYWORDS: Univalent, starlike and convex functions, Hadamard product and subordination, 30C45, 30C55, 30C80

No abstract available

A Groebner basis algorithm for computing the rational L.-S. category of elliptic pure spaces

Luis Lechuga

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 533-544, (2002) DOI: 10.36045/bbms/1102714986 Open Access

KEYWORDS: rational homotopy, L-S category, Groeber basis, 55P62, 13P10, 55M30

No abstract available

On equivariant fibrations

Peter I. Booth, Philip J. Hoskins

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 545-554, (2002) DOI: 10.36045/bbms/1102714987 Open Access

KEYWORDS: Dold fibration, equivariant fibration, equivarian fibre space, WCHP, 55R05, 55R91

No abstract available

Formalité des espaces sphériques

ElHassan Idrissi

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 555-559, (2002) DOI: 10.36045/bbms/1102714988 Open Access

KEYWORDS: Formalité, modèle de Sullivan, espaces sphériques, 55P62, 53C35

No abstract available

Extremal Kähler {${\scr A}C\sp \bot$}-surfaces

Włodzimierz Jelonek

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 561-571, (2002) DOI: 10.36045/bbms/1102714989 Open Access

KEYWORDS: Extremal Kähler {${\scr A}C\sp \bot$}-surfaces, harmonic anti-self-dual Weyl tensor, Hirzebruch surfaces, 53C55, 53C25

No abstract available

Self-dual centroaffine surfaces of codimension two with constant affine mean curvature

Hitoshi Furuhata, Takashi Kurose

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 573-587, (2002) DOI: 10.36045/bbms/1102714990 Open Access

KEYWORDS: 53A15, 53A10

No abstract available

Newton polyhedra and the poles of Igusa's local zeta function

Kathleen Hoornaert

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 589-606, (2002) DOI: 10.36045/bbms/1102714991 Open Access

KEYWORDS: Igusa zeta function, Newton polyhedron, congruences, {$p$}-adic integrals, 11S40, 14G10

No abstract available

Positive solutions of singular boundary value problems with indefinite weight

M. Gaudenzi, P. Habets, F. Zanolin

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 607-619, (2002) DOI: 10.36045/bbms/1102714992 Open Access

KEYWORDS: 34B18, 35J25, 35J60

No abstract available

The glueing of near polygons

Bart De Bruyn

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 621-630, (2002) DOI: 10.36045/bbms/1102714993 Open Access

KEYWORDS: near polygon, generalized quadrangle, 51E25, 05B25

No abstract available

On the selection of basic orthogonal sequences in non-Archimedean metrizable locally convex spaces

Wiesław Śliwa

Bull. Belg. Math. Soc. Simon Stevin 9 (4), 631-635, (2002) DOI: 10.36045/bbms/1102714994 Open Access

KEYWORDS: orthogonal bases, block basic orthogonal sequences, ‎46S10, 46A35

No abstract available

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