Research Explorer

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Researcher

Hendrik Van Maldeghem

Awards & Distinctions

266 Results

2025

Kangaroos in Spherical Buildings

Yannick NeytHendrik Van MaldeghemKoen Thas

2024

Construction and characterisation of the varieties of the third row of the Freudenthal-Tits magic square

Anneleen De SchepperJeroen SchillewaertHendrik Van MaldeghemMagali Victoor

A1 Journal Article in GEOMETRIAE DEDICATA

On the generating rank and embedding rank of the hexagonic Lie incidence geometries

A. De SchepperJeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in COMBINATORICA

2023

A uniform characterisation of the varieties of the second row of the Freudenthal-Tits magic square over arbitrary fields

Anneleen De SchepperJeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL ALGEBRA

Abelian Tits sets of index type

Paulien JansenHendrik Van MaldeghemBernhard Mühlherr

Automorphisms and opposition in spherical buildings of exceptional type, II : Moufang hexagons

James ParkinsonHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY : ALGEBRAIC, TOPOLOGICAL AND COMBINATORIAL

Generalized hexagons embedded in metasymplectic spaces

Sebastian PetitHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF THE KOREAN MATHEMATICAL SOCIETY

Imaginary geometries

Paulien JansenHendrik Van Maldeghem

A2 Journal Article in MODERN MATHEMATICAL METHODS

Mixed relations for buildings of type F4

Johannes RothHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY - ALGEBRAIC, TOPOLOGICAL AND COMBINATORIAL

Moufang quadrangles and affine twin buildingsof type C2

Bernhard MühlherrHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY - ALGEBRAIC, TOPOLOGICAL AND COMBINATORIAL

On inclusions of exceptional long rootgeometries of type E

Anneleen De SchepperHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY - ALGEBRAIC, TOPOLOGICAL AND COMBINATORIAL

Ovoidal maximal subspaces of polar spaces

Antonio PasiniHendrik Van Maldeghem

Bookchapter in Algebraic combinatorics and the monster group

Parapolar spaces of infinite rank

Paulien JansenHendrik Van Maldeghem

A2 Journal Article in ADVANCED STUDIES-EURO-TBILISI MATHEMATICAL JOURNAL

Anton BettenDimitri LeemansBernhard MühlherrJames ParkinsonKoen ThasHendrik Van Maldeghem

Editorial material

Suzuki-Tits ovoids through the years

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in ARCHIV DER MATHEMATIK

The geometry of the Freudenthal-Tits magic square

Hendrik Van Maldeghem

Bookchapter in Algebraic combinatorics and the monster group

Unitals with many involutory translations

Theo GrundhoeferMarkus J. StroppelHendrik Van Maldeghem

A2 Journal Article in BEITRAGE ZUR ALGEBRA UND GEOMETRIE-CONTRIBUTIONS TO ALGEBRA AND GEOMETRY

2022

A geometric characterization of the Hjelmslev-Moufang planes

Anneleen De SchepperJeroen SchillewaertHendrik Van MaldeghemMagali Victoor

A1 Journal Article in QUARTERLY JOURNAL OF MATHEMATICS

Automorphisms and opposition in spherical buildings of exceptional type, I

James ParkinsonHendrik Van Maldeghem

A1 Journal Article in CANADIAN JOURNAL OF MATHEMATICS-JOURNAL CANADIEN DE MATHEMATIQUES

Buildings of exceptional type in a building of type E7

Anneleen De SchepperN. S. Narasimha SastryHendrik Van Maldeghem

A1 Journal Article in DISSERTATIONES MATHEMATICAE

Cohomological invariants of structurable algebras

Simon RigbyTom De MedtsHendrik Van Maldeghem

Finite subunitals of the Hermitian unitals

Theo GrundhoeferMarkus J. StroppelHendrik Van Maldeghem

A2 Journal Article in JOURNAL OF GEOMETRY

Moufang sets generated by translations in unitals

Theo GrundhoeferMarkus J. StroppelHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL DESIGNS

On Severi varieties as intersections of a minimum number of quadrics

Hendrik Van MaldeghemMagali Victoor

A2 Journal Article in CUBO-A MATHEMATICAL JOURNAL

Shult's Haircut Theorem revised

Arjeh CohenAnneleen De SchepperJeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Strongly regular graphs

Andries E. BrouwerHendrik Van Maldeghem

2021

Bridging exceptional geometries and algebras using inner ideals of Lie algebras

Jeroen MeulewaeterTom De MedtsHendrik Van Maldeghem

Embeddings of unitals such that each block is a subline

Theo GrundhoeferMarkus J. StroppelHendrik Van Maldeghem

A2 Journal Article in AUSTRALASIAN JOURNAL OF COMBINATORICS

Expanding the universe of (restricted) universal groups over right-angled buildings

Jens BossaertTom De MedtsHendrik Van Maldeghem

Mixed buildings of type F4 and related Moufang quadrangles

Johannes RothHendrik Van MaldeghemBart De Bruyn

On exceptional Lie geometries

Anneleen De SchepperJeroen SchillewaertHendrik Van MaldeghemMagali Victoor

A1 Journal Article in FORUM OF MATHEMATICS SIGMA

2020

Decomposition algebras and axial algebras

Michiel Van CouwenbergheTom De MedtsHendrik Van Maldeghem

Veronese representation of projective Hjelmslev planes over some quadratic alternative algebras

Anneleen De SchepperHendrik Van Maldeghem

A1 Journal Article in RESULTS IN MATHEMATICS

2019

Characterisations and classifications in the theory of parapolar spaces

Anneleen De SchepperHendrik Van MaldeghemJeroen Schillewaert

Embeddings of hermitian unitals into pappian projective planes

Theo GrundhoeferMarkus J. StroppelHendrik Van Maldeghem

A1 Journal Article in AEQUATIONES MATHEMATICAE

Opposition diagrams for automorphisms of large spherical buildings

James ParkinsonHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Opposition diagrams for automorphisms of small spherical buildings

James ParkinsonHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY

Some combinatorial and geometric constructions of spherical buildings

Hendrik Van MaldeghemMagali Victoor

Hendrik Van Maldeghem

Veronesean representations of projective spaces over quadratic associative division algebras

Anneleen De SchepperO KraussJ SchillewaertHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRA

2018

Groups of Ree type in characteristic 3 acting on polytopes

Dimitri LeemansEgon SchulteHendrik Van Maldeghem

A1 Journal Article in ARS MATHEMATICA CONTEMPORANEA

Maps related to polar spaces preserving a Weyl distance or an incidence condition

Anneleen De SchepperHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Split buildings of type F₄ in buildings of type E₆

Anneleen De SchepperNS Narasimha SastryHendrik Van Maldeghem

A1 Journal Article in ABHANDLUNGEN AUS DEM MATHEMATISCHEN SEMINAR DER UNIVERSITAT HAMBURG

2017

50 years of finite geometry

James HirschfeldKoen ThasHendrik Van Maldeghem

Editorial material

Distance regularity in buildings and structure constants in Hecke algebras

Peter AbramenkoJames ParkinsonHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRA

Finite affine planes in projective spaces

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in COMBINATORICA

On the varieties of the second row of the split Freudenthal-Tits magic square

Jeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in ANNALES DE L' INSTITUT FOURIER

2016

A combinatorial characterization of the Lagrangian Grassmannian LG(3,6)(𝕂)

J SchillewaertHendrik Van Maldeghem

A1 Journal Article in GLASGOW MATHEMATICAL JOURNAL

A non-classical unital of order four with many translations

Theo GrundhöferMarkus J StroppelHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Simple connectivity in polar spaces

Max HornReed NesslerHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

Universal and homogeneous embeddings of dual polar spaces of rank 3 defined over quadratic alternative division algebras

Bart De BruynHendrik Van Maldeghem

A1 Journal Article in JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK

2015

The combinatorics of automorphisms and opposition in generalised polygons

James ParkinsonBeukje TemmermansHendrik Van Maldeghem

A1 Journal Article in ANNALS OF COMBINATORICS

Veronesean representations of Moufang planes

O KraussJ SchillewaertHendrik Van Maldeghem

A1 Journal Article in MICHIGAN MATHEMATICAL JOURNAL

2014

Andrei Zelevinsky

Christos A AthanasiadisJonathan BrundanThomas LamAkihiro MunemasaIsabella NovikHendrik Van Maldeghem

Characterizations of trialities of type Iid in buildings of type D₄

Hendrik Van Maldeghem

Descent of affine buildings, I: large minimal angles

Bernhard MühlherrKoen StruyveHendrik Van Maldeghem

A1 Journal Article in TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY

Graphs, defined by Weyl distance or incidence, that determine a vector space

Anneleen De SchepperHendrik Van Maldeghem

A1 Journal Article in LINEAR ALGEBRA AND ITS APPLICATIONS

Imbrex geometries

Jeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Non-embeddable polar spaces

Bart De BruynHendrik Van Maldeghem

A2 Journal Article in MÜNSTER JOURNAL OF MATHEMATICS

Projective planes over 2-dimensional quadratic algebras

Jeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in ADVANCES IN MATHEMATICS

2013

A classification of commutative parabolic Hecke algebras

Peter AbramenkoJames ParkinsonHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRA

Automorphisms and opposition in twin buildings

Alice DevillersJames ParkinsonHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF THE AUSTRALIAN MATHEMATICAL SOCIETY

Characterizations of Segre varieties

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

From the Moufang world to the structurable world and back again

Lien BoelaertHendrik Van Maldeghem

Lax embeddings of the Hermitian unital

Valentina PepeHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Moufang sets: polarities, mixed Moufang sets and inclusions

Elizabeth CallensTom De MedtsHendrik Van Maldeghem

Projective embeddings of dual polar spaces arising from a class of alternative division rings

Bart De BruynHendrik Van Maldeghem

Quadric Veronesean caps

Jeroen SchillewaertHendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

The endomorphism type of certain bipartite graphs and a characterization of projective planes

Ralf Köhl (né Gramlich)Katja MöserHendrik Van Maldeghem

A1 Journal Article in GRAPHS AND COMBINATORICS

Unitals admitting all translations

Theo GrundhöferMarkus StroppelHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL DESIGNS

Vertex opposition in spherical buildings

Anna KasikovaHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

2012

A characterization of the finite Veronesean by intersection properties

Jeroen SchillewaertJoseph ThasHendrik Van Maldeghem

A1 Journal Article in ANNALS OF COMBINATORICS

Codistances of 3-spherical buildings

Alice DevillersBernhard MühlherrHendrik Van Maldeghem

A1 Journal Article in MATHEMATISCHE ANNALEN

Collineations of polar spaces with restricted displacements

Beukje TemmermansJoseph ThasHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Compact totally disconnected Moufang buildings

Theo GrundhöferLinus KramerHendrik Van MaldeghemRichard M Weiss

A1 Journal Article in TOHOKU MATHEMATICAL JOURNAL

Domesticity in generalized quadrangles

Beukje TemmermansJoseph ThasHendrik Van Maldeghem

A1 Journal Article in ANNALS OF COMBINATORICS

Generalized Veronesean embeddings of projective spaces, part II: the lax case

Z AkçaA BayarS EkmekçiR KayaJoseph ThasHendrik Van Maldeghem

A1 Journal Article in ARS COMBINATORIA

Hermitian Veronesean caps

Jeroen SchillewaertHendrik Van Maldeghem

Symplectic polarities of buildings of type E₆

Hendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

2011

Characterizations of Veronese and Segre varieties

Joseph ThasHendrik Van Maldeghem

A2 Journal Article in JOURNAL OF GEOMETRY

Domesticity in projective spaces

Beukje TemmermansJoseph ThasHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY

Generalized Veronesean embeddings of projective spaces

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in COMBINATORICA

Local sharply transitive actions on finite generalized quadrangles

Theo GründhoferHendrik Van Maldeghem

A1 Journal Article in ANNALS OF COMBINATORICS

Fabienne HaotKoen StruyveHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

Two-dimensional affine R-buildings defined by generalized polygons with non-discrete valuation

Koen StruyveHendrik Van Maldeghem

A1 Journal Article in PURE AND APPLIED MATHEMATICS QUARTERLY

2010

A characterization of the Grassmann embedding of H(q), with q even

An De WispelaereJoseph ThasHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Affine twin R-buildings

Koen StruyveHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

André embeddings of affine planes

Joseph ThasHendrik Van Maldeghem

Collineations and dualities of partial geometries

Beukje TemmermansJoseph ThasHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Generalized polygons with non-discrete valuation defined by two-dimensional affine R-buildings

Koen StruyveHendrik Van Maldeghem

A1 Journal Article in ADVANCES IN GEOMETRY

Generalized quadrangles and projective axes of symmetry

Günter F SteinkeHendrik Van Maldeghem

A2 Journal Article in BEITRAEGE ZUR ALGEBRA UND GEOMETRIE

Intersections of apartments

Peter AbramenkoHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Moufang sets of type F-4

Tom De MedtsHendrik Van Maldeghem

A1 Journal Article in MATHEMATISCHE ZEITSCHRIFT

Transitive bislim geometries of gonality 3, part II: the group theoretic cases

Hendrik Van MaldeghemValerie Ver Gucht

A1 Journal Article in DISCRETE MATHEMATICS

Veronesean embeddings of Hermitian unitals

An De WispelaereJ HuizingaHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

2009

Codistances in buildings

Bernhard MühlherrHendrik Van Maldeghem

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY

Embeddings of projective Klingenberg planes in the projective space PG(5,K)

Dirk KeppensHendrik Van Maldeghem

A2 Journal Article in BEITRAEGE ZUR ALGEBRA UND GEOMETRIE

On collineations and dualities of finite generalized polygons

Beukje TemmermansJoseph ThasHendrik Van Maldeghem

A1 Journal Article in Combinatorica

On the Hall-Janko graph with 100 vertices and the near-octagon of order (2,4)

An De WispelaereHendrik Van Maldeghem

A2 Journal Article in CONTRIBUTIONS TO DISCRETE MATHEMATICS

One-point extensions of generalized hexagons and octagons

Hans CuypersAn De WispelaereHendrik Van Maldeghem

A1 Journal Article in Discrete Mathematics

Planar and affine spaces

Pinar AnapaIbrahim GünaltiliHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Semiaffine spaces

Hendrik Van Maldeghem

A1 Journal Article in Electronic Journal of Combinatorics

Some characterizations of the exceptional planar embedding of W(2)

Beukje TemmermansHendrik Van Maldeghem

A1 Journal Article in Discrete Mathematics

The uniqueness of a generalized hexagon of order 3 containing a subhexagon of order (1,3)

Tom De MedtsHendrik Van Maldeghem

A1 Journal Article in Discrete Mathematics

2008

A characterization of the natural embedding of the split Cayley hexagon H(q) in PG(6, q) by intersection numbers

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Generalized hexagons and Singer geometries

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Geometric characterizations of finite Chevalley groups of type B-2

Koen ThasHendrik Van Maldeghem

A1 Journal Article in TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY

Intransitive geometries and fused amalgams

Ralf GramlichMax HornAntonio PasiniHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF GROUP THEORY

Moufang quadrangles of mixed type

Koen StruyveHendrik Van Maldeghem

A1 Journal Article in GLASGOW MATHEMATICAL JOURNAL

Primitive flag-transitive generalized hexagons and octagons

Csaba SchneiderHendrik Van Maldeghem

A1 Journal Article in Journal of Combinatorial Theory Sries A

Regular partitions of (weak) finite generalized polygons

An De wispelaereHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Some new two-character sets in PG(5, q(2)) and a distance-2 ovoid in the generalized hexagon H(4)

An De WispelaereHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

The automorphism group of a class of strongly regular graphs related to Q(6, q)

Stefaan De WinterHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

2007

Common point reguli of different generalized hexagons on Q(6, q)

An De WispelaereHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Moufang lines defined by (generalized) Suzuki groups

Hendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

On the nonexistence of certain Hughes generalized quadrangles

Joris De KaeyA OfferHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Partial linear spaces built on hexagons

A DevillersHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

The simple exceptional group G(2)(q), q even, and two-character sets

A CossidenteHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Transitive bislim geometries of gonality 3, part I: the geometrically homogeneous cases

Hendrik Van MaldeghemValerie Ver Gucht

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Unitals in the Holz-design on 28 points

An De WispelaereHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

2006

A group theoretic approach to (0,2)-geometries

M BrownCristina TonesiHendrik Van Maldeghem

Bookchapter in Finite Geometries, Groups, and Computation

Combinatorial characterizations of convexity and apartments in buildings

P AbramenkoHendrik Van Maldeghem

A2 Journal Article in Australasian Journal of Combinatorics

Embeddings of small generalized polygons

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in FINITE FIELDS AND THEIR APPLICATIONS

Finite Moufang generalized quadrangles

Joseph ThasHendrik Van Maldeghem

A2 Journal Article in Journal of Mathematical Sciences

Fuzzy projective spreads of fuzzy projective spaces

Z AkcaA BayarS EkmekciHendrik Van Maldeghem

A1 Journal Article in FUZZY SETS AND SYSTEMS

Intransitive geometries

R GramlichHendrik Van Maldeghem

A1 Journal Article in PROCEEDINGS OF THE LONDON MATHEMATICAL SOCIETY

Joint Beneluxfra Conference in Mathematics : preface

Albert HoogewijsHendrik Van Maldeghem

Editorial material

Moufang sets from groups of mixed type

B MuhlherrHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRA

On a characterization of the finite twisted triality hexagons using one classical ideal split Cayley subhexagon

Joris De KaeyHendrik Van MaldeghemA Offer

A2 Journal Article in INNOVATIONS IN INCIDENCE GEOMETRY

On the uniqueness of the unipotent subgroups of some Moufang sets

Tom De MedtsFabienne HaotR KnopHendrik Van Maldeghem

Bookchapter in Finite Geometries, Groups, and Computation

Translation generalized quadrangles

Joseph ThasKoen ThasHendrik Van Maldeghem

2005

A Holz-design in the generalized hexagon H(q)

An De WispelaereHendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

A characterization of the split Cayley generalized hexagon H(q) using one subhexagon of order (1, q)

Joris De KaeyHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

A half 3-Moufang quadrangle is Moufang

Fabienne HaotHendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

Automorphisms of unitals

M StroppelHendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

Bi-slim flag-transitive geometries of gonality 3: Construction and classification

Hendrik Van MaldeghemValerie Ver Gucht

A1 Journal Article in ARS COMBINATORIA

Codes from generalized hexagons

An De WispelaereHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Distance-j ovoids and related structures in generalized polygons

A OfferHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Generalized polygons in finite projective spaces

Joseph ThasHendrik Van Maldeghem

Generalized quadrangles with an ovoid that is translation with respect to opposite flags

A OfferKoen ThasHendrik Van Maldeghem

A1 Journal Article in ARCHIV DER MATHEMATIK

Incidence geometry

Meetkunde: waar komt het vandaan, en waar gaat het heen?

Hendrik Van Maldeghem

A4 Journal Article in WISKUNDE & ONDERWIJS

Moufang-like conditions for generalized quadrangles and classification of all finite quasi-transitive generalized quadrangles

Koen ThasHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

On Ferri's characterization of the finite quadric Veronesean V-2(4)

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Ovoids and spreads of finite classical generalized hexagons and applications

An De WispelaereHendrik Van Maldeghem

Ovoids and spreads of the generalized hexagon H(3)

An De WispelaereJ HuizingaHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Some characterizations of finite Hermitian Veroneseans

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Some properties of the Biggs-Smith geometry

Hendrik Van MaldeghemValerie Ver Gucht

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

Split BN-pairs of rank at least 2 and the uniqueness of splittings

Tom De MedtsFabienne HaotK TentHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF GROUP THEORY

2004

A distance-2-spread of the generalized hexagon H(3)

An De WispelaereHendrik Van Maldeghem

A2 Journal Article in ANNALS OF COMBINATORICS

A distance-2-spread of the generalized hexagon H(3)

An De WispelaereHendrik Van Maldeghem

A2 Journal Article in ANNALS OF COMBINATORICS

Characterizations of the finite quadric Veroneseans V-n(2n)

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in QUARTERLY JOURNAL OF NUCLEAR MEDICINE AND MOLECULAR IMAGING

Classification of finite Veronesean caps

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Full embeddings of the finite dual split Cayley hexagons

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in COMBINATORICA

Generalized polygons in finite projective spaces

Joseph ThasHendrik Van Maldeghem

Hermitian Veroneseans over finite fields

BN CoopersteinJoseph ThasHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

Maps between buildings that preserve a given Weyl distance

I AbramenkoHendrik Van Maldeghem

A1 Journal Article in INDAGATIONES MATHEMATICAE-NEW SERIES

Regular embeddings of generalized hexagons

A SteinbachHendrik Van Maldeghem

A1 Journal Article in CANADIAN JOURNAL OF MATHEMATICS-JOURNAL CANADIEN DE MATHEMATIQUES

Sharp homogeneity in affine planes, and in some affine generalized polygons

T GrundhoferHendrik Van Maldeghem

A1 Journal Article in ABHANDLUNGEN AUS DEM MATHEMATISCHEN SEMINAR DER UNIVERSITAT HAMBURG

Some characterizations of Moufang generalized quadrangles

Fabienne HaotHendrik Van Maldeghem

A1 Journal Article in GLASGOW MATHEMATICAL JOURNAL

Spreads and ovoids translation with respect to disjoint flags

A OfferHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

2003

Affine line systems in finite-dimensional vector spaces

R LowenGF SteinkeHendrik Van Maldeghem

A1 Journal Article in ADVANCES IN GEOMETRY

Characterizations of quadric and Hermitian Veroneseans

Joseph ThasHendrik Van Maldeghem

A2 Journal Article in Journal of geometry

Forgetful polygons as generalizations of semi-affine planes

Eline GovaertHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Moufang generalized polygons

Tom De MedtsHendrik Van Maldeghem

Bookchapter in Quaderni di Matematica

Moufang polygons and irreducible spherical BN-pairs of rank 2, I

K TentHendrik Van Maldeghem

A1 Journal Article in ADVANCES IN MATHEMATICS

Moufang quadrangles : a unifying algebraic structure, and some results on exceptional quadrangles

Tom De MedtsHendrik Van MaldeghemR. Weiss

On the definition and some conjectures of fuzzy projective planes by Gupta and Ray, and a new definition of fuzzy building geometries

Leen KuijkenHendrik Van Maldeghem

A1 Journal Article in FUZZY SETS AND SYSTEMS

Sharp homogeneity in some generalized polygons

T GrundhoferHendrik Van Maldeghem

A1 Journal Article in ARCHIV DER MATHEMATIK

Slim and bislim geometries

Hendrik Van Maldeghem

Bookchapter in Topics in Diagram Geometry

Some constructions and embeddings of the Tilde geometry

A PasiniHendrik Van Maldeghem

A2 Journal Article in Note di Matematica

Some remarks on Steiner systems

Hendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

2002

A characterization of Q(5,q) using one subquadrangle Q(4,q).

Leen BrounsJoseph ThasHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

An introduction to generalized polygons

Hendrik Van Maldeghem

Bookchapter in Tits buildings and the model theory of groups

BN-pairs with projective or affine lines.

K TentHendrik Van Maldeghem

A1 Journal Article in JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK

Characterizations of generalized polygons and opposition in rank 2 twin buildings

P ABbramenkoHendrik Van Maldeghem

A2 Journal Article in Journal of geometry

Characterizations of quadric and Hermitian Veroneseans over finite fields

Joseph ThasHendrik Van Maldeghem

Distance-preserving maps in generalized polygons, part I : maps on flags

Eline GovaertHendrik Van Maldeghem

A2 Journal Article in BEITRÄGE ZUR ALGEBRA UND GEOMETRIE

On a particular class of minihypers and its applications. III. Applications

Patrick GovaertsLeo StormeHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

On a question of Arjeh Cohen: A characterization of Moufang projective planes

Hendrik Van Maldeghem

A2 Journal Article in Bulletin of the Institute of Combinatorics and its Applications.

Regular actions on generalized polygons

Hendrik Van Maldeghem

A2 Journal Article in INTERNATIONAL MATHEMATICAL JOURNAL

Ten Exceptional geometries from trivalent distance regular graphs.

Hendrik Van Maldeghem

A2 Journal Article in ANNALS OF COMBINATORICS

m-Clouds in generalized hexagons.

Leen BrounsJoseph ThasHendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

2001

1-twinnings of buildings

P AbramenkoHendrik Van Maldeghem

A1 Journal Article in MATHEMATISCHE ZEITSCHRIFT

Compact ovoids in quadrangles I-III (vol 79, pg 321, 2000)

L KramerHendrik Van Maldeghem

Diagrams for embeddings of polygons

B MulherrHendrik Van Maldeghem

Epimorphisms of generalized polygons, part 2 : some existence and non-existence results

R GramlichHendrik Van Maldeghem

Generalized flatland

B PolsterAE SchrothHendrik Van Maldeghem

A1 Journal Article in MATHEMATICAL INTELLIGENCER

Lax embeddings of generalized quadrangles in finite projective spaces

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in PROCEEDINGS OF THE LONDON MATHEMATICAL SOCIETY

On irreducible (B,N)-pairs of rank 2.

K TentHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

Sharply 2-transitive groups of projectivities in generalized polygons

Hendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Some constructions of small generalized polygons

B PolsterHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Two characterizations of the Hermitian spread in the split Cayley hexagon

Eline GovaertHendrik Van Maldeghem

2000

Classification of embeddings of the flag geometries of projective planes in finite projective spaces, part 1

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Classification of embeddings of the flag geometries of projective planes in finite projective spaces, part 2

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Classification of embeddings of the flag geometries of projective planes in finite projective spaces, part 3

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Distance transitive generalized quadrangles of prime order.

Hendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

Epimorphisms of generalized polygons, part 1 : geometrical characterizations

R GramlichHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Generalized quadrangles weakly embedded of degree 2 in projective space

A SteinbachHendrik Van Maldeghem

A1 Journal Article in PACIFIC JOURNAL OF MATHEMATICS

Het natuurlijk getal 25

Hendrik Van Maldeghem

A4 Journal Article in WISKUNDE & ONDERWIJS

On opposition in spherical buildings and twin buildings

P AbramenkoHendrik Van Maldeghem

A2 Journal Article in ANNALS OF COMBINATORICS

Some Combinatorial and Geometric Characterizations of the Finite Dual Classical Generalized Hexagons

Eline GovaertHendrik Van Maldeghem

A2 Journal Article in Journal of geometry

Some new upper bounds for the size of partial ovoids in slim generalized polygons and generalized hexagon of order (s, s(3)).

Kris CoolsaetHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRAIC COMBINATORICS

Some remarks on embeddings of the flag geometries of projective planes in finite projective spaces.

Joseph ThasHendrik Van Maldeghem

A2 Journal Article in Journal of geometry

Two Remarks on Generalized Hexagons

Eline GovaertHendrik Van Maldeghem

1999

Characterizations by automorphism groups of some rank 3 buildings, II : a half strongly-transitive locally finite triangle building is a Bruhat-Tits building

Hendrik Van MaldeghemKristel Van Steen

A1 Journal Article in GEOMETRIAE DEDICATA

Characterizations by automorphism groups of some rank 3 buildings, IV : hyperbolic p-adic Moufang buildings of rank 3

Hendrik Van MaldeghemKristel Van Steen

A1 Journal Article in GEOMETRIAE DEDICATA

Compact ovoids in quadrangles I : geometric constructions.

L KramerHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

Connectedness of opposite-flag geometries in Moufang polygons

P AbramenkoHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Exceptional Moufang quadrangles of type F_4

B MuhlherrHendrik Van Maldeghem

A1 Journal Article in CANADIAN JOURNAL OF MATHEMATICS-JOURNAL CANADIEN DE MATHEMATIQUES

Finite generalized quadrangles as the union of few large subquadrangles

Hendrik Van Maldeghem

A1 Journal Article in DISCRETE MATHEMATICS

Fuzzy projective geometries from fuzzy groups

Leen KuijkenHendrik Van MaldeghemEtienne Kerre

A2 Journal Article in TATRA MOUNTAINS MATHEMATICAL PUBLICATIONS

Generalized quadrangles weakly embedded of degree >2 in projective space

A SteinbachHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

Lax embeddings of polar spaces in finite projective spaces

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

On embeddings of the flag geometries of projective planes in finite projective spaces

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

Simple groups of finite Morley rank and Tits buildings

L KramerK TentHendrik Van Maldeghem

A1 Journal Article in ISRAEL JOURNAL OF MATHEMATICS

1998

A geometric characterization of the perfect Ree-Tits generalized octagons

Hendrik Van Maldeghem

A1 Journal Article in PROCEEDINGS OF THE LONDON MATHEMATICAL SOCIETY

A note on finite self-polar generalized hexagons and partial quadrangles

Hendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Characterizations by automorphism groups of some rank 3 buildings, I : some properties of half strongly-transitive triangle buildings

Hendrik Van MaldeghemKristel Van Steen

A1 Journal Article in GEOMETRIAE DEDICATA

Characterizations for classical finite hexagons

Leen BrounsHendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

Flat lax and weak lax embeddings of finite generalized hexagons

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Fuzzy projective geometries from fuzzy vector spaces

Leen KuijkenHendrik Van MaldeghemEtienne Kerre

Generalized polygons

Hendrik Van Maldeghem

Generalized quadrangles weakly embedded in finite projective space

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF STATISTICAL PLANNING AND INFERENCE

Groups of projectivities of generalized quadrangles.

Leen BrounsK TentHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

On certain twin buildings over tree diagrams

B MuhlherrHendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

On finite conics

Hendrik Van Maldeghem

A2 Journal Article in Bulletin of the Institute of Combinatorics and its Applications

On the dimensions of the root groups of full subquadrangles of Moufang quadrangles arising from algebraic groups

Hendrik Van Maldeghem

A1 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

Ovoids and spreads arising from involutions

Hendrik Van Maldeghem

Proceedings of the 3rd international conference on finite geometries and combinatorics at Deinze

Some consequences of a result of Brouwer

Hendrik Van Maldeghem

A1 Journal Article in ARS COMBINATORIA

Translation ovoids of generalized quadrangles and hexagons.

Iris BloemenJoseph ThasHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

1997

A geometric characterization of the perfect Suzuki-Tits ovoids

Hendrik Van Maldeghem

A2 Journal Article in JOURNAL OF GEOMETRY

Generalized quadrangles and the axiom of Veblen

Joseph ThasHendrik Van Maldeghem

Moufang affine buildings have Moufang spherical buildings at infinity

Hendrik Van MaldeghemKristel Van Steen

A1 Journal Article in GLASGOW MATHEMATICAL JOURNAL

Sub-weakly embedded singular and degenerate polar spaces

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

1996

A finite generalized hexagon admitting a group acting transitively on ordered heptagons is classical

Hendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Elation generalized quadrangles of order (p, t), p prime, are classical

Iris BloemenJoseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF STATISTICAL PLANNING AND INFERENCE

Embedded thick finite generalized hexagons in projective space

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF THE LONDON MATHEMATICAL SOCIETY-SECOND SERIES

Hyperbolic lines in generalized polygons

J VanbonH CuypersHendrik Van Maldeghem

A1 Journal Article in FORUM MATHEMATICUM

Intersections of Hermitian and Ree ovoids in the generalized hexagon H(q)

V DesmetHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL DESIGNS

Orthogonal, symplectic and unitary polar spaces sub-weakly embedded in projective space

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in COMPOSITIO MATHEMATICA

1995

A geometric construction of a class of twisted field planes by ree-tits unitals

V DesmetHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

An essay on the Ree octagons

M JoswigHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRAIC COMBINATORICS

Arcs fixed by a large cyclic group

Leo StormeHendrik Van Maldeghem

Cyclic caps in PG(3,Q)

Leo StormeHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

Primitive arcs in PG(2,Q)

Leo StormeHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF COMBINATORIAL THEORY SERIES A

Some classes of rank 2 geometries

Frank De ClerckHendrik Van Maldeghem

Bookchapter in Handbook of incidence geometry : buildings and foundations

The classification of finite generalized quadrangles admitting a group acting transitively on ordered pentagons

Joseph ThasHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF THE LONDON MATHEMATICAL SOCIETY-SECOND SERIES

The geometry of traces in Ree octagons

Hendrik Van Maldeghem

Bookchapter in Groups of Lie type and their geometries

The nonexistence of certain regular generalized polygons

Hendrik Van Maldeghem

A1 Journal Article in ARCHIV DER MATHEMATIK

1994

A characterization of some rank 2 incidence geometries by their automorphism group

F BuekenhoutHendrik Van Maldeghem

A2 Journal Article in Mitt. Mathem. Sem. Giessen

Cyclic arcs in PG(2, Q)

Leo StormeHendrik Van Maldeghem

A1 Journal Article in JOURNAL OF ALGEBRAIC COMBINATORICS

Finite distance-transitive generalized polygons

F BuekenhoutHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

Half-regular and regular points in compact polygons

AE SchrothHendrik Van Maldeghem

A1 Journal Article in GEOMETRIAE DEDICATA

On flocks of infinite quadratic cones

Frank De ClerckHendrik Van Maldeghem

A2 Journal Article in BULLETIN OF THE BELGIAN MATHEMATICAL SOCIETY-SIMON STEVIN

On linear representations of (α,β)-geometries

Frank De ClerckHendrik Van Maldeghem

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

1993

Generalized hexagons as amalgamations of generalized quadrangles

Hendrik Van MaldeghemIris Bloemen

A1 Journal Article in EUROPEAN JOURNAL OF COMBINATORICS

Ovoids and windows in finite generalized hexagons

Veerle De SmetHendrik Van Maldeghem

Remarks on finite generalized hexagons and octagons with a point-transitive automorphism group

F BuekenhoutHendrik Van Maldeghem

1992

Desarguesian finite generalized quadrangles are classical or dual classical

Joseph ThasS PayneHendrik Van Maldeghem

A2 Journal Article in DESIGNS CODES AND CRYPTOGRAPHY

On finite Moufang polygons

Hendrik Van MaldeghemR Weiss

A1 Journal Article in ISRAEL JOURNAL OF MATHEMATICS

1991

A characterization of C2-buildings by floors

G HanssensHendrik Van Maldeghem

A2 Journal Article in SIMON STEVIN : A QUARTERLY JOURNAL OF PURE AND APPLIED MATHEMATICS

A characterization of the finite Moufang hexagons by generalized homologies

Hendrik Van Maldeghem

A2 Journal Article in PACIFIC JOURNAL OF MATHEMATICS

Common characterizations of the finite Moufang polygons

Hendrik Van Maldeghem

Half Moufang implies Moufang for finite generalized quadrangles

Joseph ThasS PayneHendrik Van Maldeghem

A1 Journal Article in INVENTIONES MATHEMATICAE