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Displaying 21 – 40 of 43

On Blocking Sets in Affine Hjelmslev Planes

Boev, Stoyan, Landjev, Ivan (2012)

Serdica Journal of Computing

ACM Computing Classification System (1998): G.2.1.We prove that the minimum size of an affine blocking set in the affine plane AHG ...This research has been supported by the Scientific Research Fund of Sofia University under Contract No 109/09.05.2012.

On mappings preserving a single Lorentz-Minkowski-distance in Hjelmslev's classical plane.

Walter Benz (1985)

Aequationes mathematicae

Pappus' theorem for ring-geometries.

Pfeiffer, Thorsten (1998)

Beiträge zur Algebra und Geometrie

Quantum entanglement and projective ring geometry.

Michel Planat, Saniga, Metod, Kibler, Maurice R. (2006)

SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]

Radical parallelism on projective lines and non-linear models of affine spaces.

Blunck, Andrea, Havlicek, Hans (2003)

Mathematica Pannonica

Ratios of points in affine spaces over modules. (Teilverhältnisse in affinen Räumen über Moduln.)

Bach, Andrea K. (1997)

Beiträge zur Algebra und Geometrie

Remarks on projectivities.

Karl Strambach, Adriano Barlotti (1985)

Aequationes mathematicae

Some problems of classification of points in the Desarguesian Hjelmslev plane

Rastislav Jurga (1997)

Mathematica Slovaca

Squeezing the Accordion in a Strongly n-Uniform Hjelmslev Plane.

David A. Drake (1984)

Mathematische Zeitschrift

Subspace operations in affine Klingenberg spaces.

Bisztriczky, T., Lorimer, J.W. (1995)

Bulletin of the Belgian Mathematical Society - Simon Stevin

Tangents of conics in Hjelmslev planes over a local ring of even characteristic

Viliam Chvál, Rastislav Jurga (1998)

Mathematica Slovaca

The classification of compact right chain rings.

J.W. Lorimer (1992)

Forum mathematicum

The connected components on the projective line over a ring.

Blunck, Andrea, Havlicek, Hans (2001)

Advances in Geometry

The cross-ratio in Hjelmslev planes

Rastislav Jurga (1997)

Mathematica Bohemica

The cross-ratio in Hjelmslev planes is defined. The cross-ratio in the Hjelmslev plane $H (R)$ is independent of the choice of a coordinate system on a line.

The geometrical Barbilian's work from a modern point of view.

Iordănescu, Radu (1996)

Balkan Journal of Geometry and its Applications (BJGA)

Twin “Fano-snowflakes” over the smallest ring of ternions.

Saniga, Metod, Havlicek, Hans, Planat, Michel, Pracna, Petr (2008)

SIGMA. Symmetry, Integrability and Geometry: Methods and Applications [electronic only]

Über angeordnete affine Klingenbergsche Ebenen, die sich in projektive Klingenbergsche Ebenen einbetten lassen

František Machala (1982)

Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika

Über die Fortsetzung einer Anordnung der affinen Klingenbergschen Ebene zu einer Anordnung der projektiven Klingenbergschen Ebene. II.

František Machala (1984)

Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica

Über die Fortsetzung einer Anordnung der affinen Klingenbergschen Ebene in einer Anordnung der projektiven Klingenbergschen Ebene. I.

František Machala (1983)

Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica

Über eine Klasse affiner Klingenbergscher Ebenen, die projektiv erweiterbar sind

František Machala (1980)

Sborník prací Přírodovědecké fakulty University Palackého v Olomouci. Matematika

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