In memoriam: Helmut Karzel (1928--2021)
From MaRDI portal
Publication:2082147
DOI10.1007/s00022-022-00651-5zbMath1495.01036OpenAlexW4295680364WikidataQ114232046 ScholiaQ114232046MaRDI QIDQ2082147
Hans Havlicek, Alexander Kreuzer, Hans-Joachim Kroll, Kay Soerensen
Publication date: 4 October 2022
Published in: Journal of Geometry (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s00022-022-00651-5
Cites Work
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Unnamed Item
- Reflection spaces, partial K-loops and K-loops
- Point symmetric 2-structures
- Symmetric Minkowski planes ordered by separation
- The defect in an invariant reflection structure
- Metric kinematic planes and their representation by \(\nu \)-local systems
- Affine MDS-codes on groups
- Groups with an involutory antiautomorphism and \(K\)-loops; application to space-time-world and hyperbolic geometry. I
- Determination of all near vector spaces with projective and affine fibrations
- Ordnungsfunktionen in nichtdesarguesschen projektiven Geometrien
- Über eine Anordnungsbeziehung am Dreieck
- Quadratische Formen von Geometrien der Charakteristik 2
- Spiegelungsgeometrien mit echtem Zentrum
- Zentrumsgeometrien und elliptische Lotkerngeometrien
- Kennzeichnung der Gruppe der gebrochen-linearen Transformationen über einem Körper der Charakteristik 2
- Verallgemeinerte elliptische Geometrien und ihre Gruppenräume
- Involutorische Geometrien
- Kinematic spaces with dilatations
- Fibered groups with non-trivial centers
- Archimedeisation of some ordered geometric structures which are related to kinematic spaces
- Automorphisms of symmetric and double symmetric chain structures
- Polar graphs and corresponding involution sets, loops and Steiner triple systems.
- Vectorspacelike representation of absolute planes
- Near-rings (MDS)- and Laguerre codes
- Legendre-like theorems in a general absolute geometry
- Lambert-Saccheri quadrangles
- Ordered symmetric Minkowski planes I
- Plane fibered incidence groups
- Kernels of covered groups
- Tactical configurations derived from groups having a group of fixed point free automorphisms
- Über einen Fundamentalsatz der synthetischen algebraischen Geometrie von W. Burau und H. Timmermann. (On a fundamental theorem in synthetical algebraic geometry of W. Burau and H. Timmermann)
- Fibered p-groups
- On the equality of blocks of a group of fixed point free automorphisms
- Porous double spaces
- Affine double spaces of order 3
- Über Hilbertsche und Spernersche Anordnung
- Zur Fortsetzung affiner Ordnungsfunktionen
- Kommutative Inzidenzgruppen
- Kennzeichnung elliptischer Gruppenräume
- Zur Begründung metrischer affiner Ebenen
- Metrische affine Ebenen
- Zur projektiven Einbettung von Inzidenzräumen mit Eigentlichkeitsbereich
- Eine Kennzeichnung miquelscher Moebiusebenen durch eine Eigenschaft der Kreisspiegelungen
- Combinatorics '90. Recent trends and applications. Proceedings of the conference on combinatorics, held in Gaeta, Italy, 20-27 May, 1990
- On commutativity in point-reflection geometries
- Projektive Doppelräume
- Kinematische Algebren und ihre geometrischen Ableitungen
- Eine inzidenzgeometrische Kennzeichnung projektiver kinematischer Räume
- Fanosche metrische affine Ebenen
- Zum Anordnungsbegriff in affinen Geometrien
- Symmetrische Permutationsmengen
- Burau-Geometrien
- Regular incidence permutation sets and incidence quasigroups
- Extension of a class of fibered loops to kinematic spaces
- Centralizers of certain matrices relative to the operation related to a \(K\)-loop
- Generalized Euclidean and elliptic geometries, their connections and automorphism groups
- Determination of the automorphism group of a hyperbolic \(K\)-loop
- Reflection groups and \(K\)-loops
- Bundles of conics derived from planar projective incidence groups
- Reflection geometries over loops
- Point-reflection geometries, geometric K-loops and unitary geometries
- The reflection structures of generalized co-Minkowski spaces leading to \(K\)-loops
- Survey on the papers and Personal memories of Giuseppe Tallini
- Halfordered sets, halfordered chain structures and splittings by chains
- Loops, reflection structures and graphs with parallelism.
- Groups with a ternary equivalence relation
- Recent developments on absolute geometries and algebraization by K-loops
- Co-Minkowski spaces, their reflection structure and \(K\)-loops
- \(K\)-loops derived from Frobenius groups
- Webs with rotation and reflection properties and their relations with certain loops
- \(K\)-loops over dual numbers
- A geometric construction of the K-loop of a hyperbolic space
- Reflection spaces and corresponding kinematic structures
- Webs related to \(K\)-loops and reflection structures
- A representation of a point symmetric 2-structure by a quasi-domain
- Symmetric 2-structures, a classification
- A class of fibered loops related to general hyperbolic planes
- Endliche 2-gelochte Ebenen
- Properties of reflection geometries and the corresponding group spaces
- Classification of general absolute planes by quasi-ends
- Normale Fastkörper mit kommutativer Inzidenzgruppe. (Normal near-fields with commutative incidence group)
- Infinite Dickson near-fields
- Zweiseitige Inzidenzgruppen
- Bericht über projektive Inzidenzgruppen
- Properties of auto- and antiautomorphisms of maximal chain structures and their relations to i-perspectivities
- Elliptic reflection structures, K-loop derivations and triangle-inequality
- Introduction of measures for segments and angles in a general absolute plane
- Binary operations derived from symmetric permutation sets and applications to absolute geometry
- Projektive Räume mit einer kommutativen transitiven Kollineationsgruppe
- Geschlitzte Inzidenzgruppen und normale Fastmoduln
- Zusammenhänge zwischen Fastbereichen, scharf zweifach transitiven Permutationsgruppen und 2-Strukturen mit Rechtecksaxiom
- Konvexität in halbgeordneten projektiven und affinen Räumen
- Bericht über geschlitzte Inzidenzgruppen
- Spiegelungsgruppen und absolute Gruppenräume
- Projektive Ebenen mit einem pascalschen Oval. (Projective planes with a Pascalian oval)
- Eine Charakterisierung der ovoidalen Kettengeometrien
- Involutory incidence spaces
- Symmetrische Minkowski-Ebenen
- Vollkommen fanosche Minkowski-Ebenen
- Left loops, bipartite graphs with parallelism and bipartite involution sets.
- Relations between the K-loop and the defect of an absolute plane
- Ebene Inzidenzgruppen
- Endliche Inzidenzgruppen
- Elliptic reflection spaces
- Erzeugbare Ordnungsfunktionen
- Ein Axiomensystem der absoluten Geometrie
- Verallgemeinerte absolute Geometrien und Lotkerngeometrien
- The Projectivity Groups of Ovals and of Quadratic Sets
- Some applications of nearfields
- Halforders and automorphisms of chain structures
This page was built for publication: In memoriam: Helmut Karzel (1928--2021)