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Beiträge zur Algebra und Geometrie
Contributions to Algebra and Geometry


Volume 43 (2002)

 Number 1, Number 2 

Number 1

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B. Haas
A Simple Counterexample to Kouchnirenko's Conjecture
001--008 [Abstract] [Full Text]

S. H. Hansen
Picard Groups of Deligne-Lusztig Varieties -- with a View toward Higher Codimensions
009--026 [Abstract] [Full Text]

O. Mermoud, M. Steiner
Configuration Spaces of Weighted Graphs in High Dimensional Euclidean Spaces
027--032 [Abstract] [Full Text]

T. Richter
Lech Inequalities for Deformations of Singularities Defined by Power Products of Degree 2
033--038 [Abstract] [Abstract-pdf] [Full Text]

J. Toelke
To the Isotropic Generalization of Wallace Lines
039--042 [Abstract] [Full Text]

M. Bokler, K. Metsch
On the Smallest Minimal Blocking Sets in Projective Space Generating the Whole Space
043--054 [Abstract] [Full Text]

C. Coleman, D. Easdown
Decomposition of Rings under the Circle Operation
055--088 [Abstract] [Full Text]

E. Govaert, H. Van Maldeghem
Distance-preserving Maps in Generalized Polygons. Part I: Maps on Flags
089--110 [Abstract] [Full Text]

R. Wisbauer, M. F. Yousif, Y. Zhou
Ikeda-Nakayama Modules
111--120 [Abstract] [Full Text]

B. Weissbach, H. Martini
On the Chiral Archimedean Solids
121--133 [Abstract] [Full Text]

K. Leichtweiss
On the Affine Convexity of Convex Curves and Hypersurfaces
135--152 [Abstract] [Full Text]

M. A. Goberna, V. Jornet, M. Rodriguez
On the Characterization of some Families of Closed Convex Sets
153--169 [Abstract] [Full Text]

J. Rataj, M. Zaehle
A Remark on Mixed Curvature Measures for Sets with Positive Reach
171--180 [Abstract] [Full Text]

F. Gouli-Andreou, Ph. J. Xenos
A Classification of Contact Metric 3-Manifolds with Constant x-sectional and f-sectional Curvatures
181--194 [Abstract] [Full Text]

P. Baird, L. Gallardo
A Class of Discriminant Varieties in the Conformal 3-Sphere
195--208 [Abstract] [Full Text]

C. Carvalho
Weierstrass Gaps and Curves on a Scroll
209--216 [Abstract] [Full Text]

D. Krupka
Natural Projectors in Tensor Spaces
217--232 [Abstract] [Full Text]

J. C. Rosales, J. I. Garcia-Garcia
Finitely Generated Weakly Reductive Commutative Semigroups
233--242 [Abstract] [Full Text]

G. Gevay
On Perfect 4-Polytopes
243--260 [Abstract] [Full Text]

S. Lawrencenko, S. Negami, I. Kh. Sabitov
A Simpler Construction of Volume Polynomials for a Polyhedron
261--274 [Abstract] [Full Text]

T. Lusala
Cubic Form Geometry for Surfaces in S3(1)
275--296 [Abstract] [Full Text]

S. Ovchinnikov
Max-Min Representation of Piecewise Linear Functions
297--302 [Abstract] [Full Text]

Number 2

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E. Govaert, H. Van Maldeghem
Distance-preserving Maps in Generalized Polygons. Part II: Maps on Points and/or Lines
303--324 [Abstract] [Full Text]

M. H. Armanious
On Subdirectly Irreducible Steiner Loops of Cardinality 2n
325--331 [Abstract] [Abstract-pdf] [Full Text]

M. Bresar, M. A. Chebotar
On a Certain Functional Identity in Prime Rings, II
333--338 [Abstract] [Full Text]

A. Duma, M. Stoka
Geometric Probabilities for Convex Bodies of Large Revolution in the Euclidean Space E3 (II)
339--349 [Abstract] [Full Text]

T. Guedenon
Gelfand-Kirillov Dimension in some Crossed Products
351--363 [Abstract] [Abstract-pdf] [Full Text]

K. Thas
The Classification of Generalized Quadrangles with Two Translation Points
365--398 [Abstract] [Full Text]

S. Sehgal, J. Szigeti
Matrices over Centrally Z2-graded Rings
399--406 [Abstract] [Abstract-pdf] [Full Text]

F. J. Craveiro de Carvalho
Osculating Plane Preserving Diffeomorphisms
407--410 [Abstract] [Full Text]

J. Januszewski
Covering the Unit Square by Squares
411--422 [Abstract] [Full Text]

S. Crvenkovic, I. Dolinka, M. Vincic
On Subdirect Decomposition and Varieties of Some Rings with Involution
423--432 [Abstract] [Full Text]

H. Stachel
Napoleon's Theorem and Generalizations Through Linear Maps
433--444 [Abstract] [Full Text]

P. R. J. Östergard, W. D. Weakley
Classifying Optimal Ternary Codes of Length 5 and Covering Radius 1
445--449 [Abstract] [Full Text]

A. Coffman
CR Singular Immersions of Complex Projective Spaces
451--477 [Abstract] [Full Text]

W. Bruns, J. Gubeladze
Polytopal Linear Algebra
479--500 [Abstract] [Full Text]

I. Talata
On Minimum Kissing Numbers of Finite Translative Packings of a Convex Body
501--511 [Abstract] [Full Text]

M. Hertweck
Another Counterexample to a Conjecture of Zassenhaus
513--520 [Abstract] [Full Text]

A. N. Garcia, E. G. Hulett, C. U. Sanchez
On Homogeneous Hypersurfaces in Complex Grassmannians
521--536 [Abstract] [Abstract-pdf] [Full Text]

M. Lassak
On-line Algorithms for the q-adic Covering of the Unit Interval and for Covering a Cube by Cubes
537--549 [Abstract] [Abstract-pdf] [Full Text]

T. Bayer
On the Intersection of Invariant Rings
551--555 [Abstract] [Full Text]

N. Khamsemanan, R. Connelly
Two-distance Preserving Functions
557--564 [Abstract] [Abstract-pdf] [Full Text]

A. Torstensson
Canonical Bases for Subalgebras on Two Generators in the Univariate Polynomial Ring
565--577 [Abstract] [Full Text]

J. K. Verma
On a Theorem of F. S. Macaulay on Colon Ideals
579--581 [Abstract] [Full Text]

U. Brehm, B. Datta, N. Nilakantan
The Edge-minimal Polyhedral Maps of Euler Characteristic -8
583--596 [Abstract] [Full Text]

J. Gomez-Torrecillas, L. EL Kaoutit
The Group of Automorphisms of the Coordinate Ring of Quantum Symplectic Space
597--601 [Abstract] [Full Text]