+
|
Homogeneity and Curvatures of Geodesic Spheres
|
2006
|
José Carlos Díaz-Ramos
Eduardo García‐Río
L. Vanhecke
|
+
|
The geometry of <i>k</i>-harmonic manifolds
|
2006
|
Lorenzo Nicolodi
Lieven Vanhecke
|
+
|
Harmonicity and minimality of vector fields and distributions on locally conformal Kähler and hyperkähler manifolds
|
2005
|
Liviu Ornea
Lieven Vanhecke
|
+
|
INVARIANT AND ANTI-INVARIANT UNIT VECTOR FIELDS
|
2005
|
Tran Quoc Binh
Eric Boeckx
Lieven Vanhecke
|
+
|
Harmonicity and minimality of oriented distributions
|
2004
|
Olga Gil-Medrano
J. C. González-Dávila
L. Vanhecke
|
+
|
Geodesics on the unit tangent bundle
|
2003
|
Jürgen Berndt
Eric Boeckx
P. T. Nagy
Lieven Vanhecke
|
+
|
None
|
2003
|
Eric Boeckx
J. C. González-Dávila
L. Vanhecke
|
+
|
Energy and volume of unit vector fields on three-dimensional Riemannian manifolds
|
2002
|
J. C. González-Dávila
L. Vanhecke
|
+
|
Minimal and harmonic characteristic vector fields on three-dimensional contact metric manifolds
|
2001
|
J. C. González-Dávila
L. Vanhecke
|
+
PDF
Chat
|
Unit Tangent Sphere Bundles with Constant Scalar Curvature
|
2001
|
Eric Boeckx
L. Vanhecke
|
+
|
None
|
2001
|
Eric Boeckx
Lieven Vanhecke
|
+
|
Isoparametric functions and harmonic and minimal unit vector fields
|
2001
|
E. Boeckx
L. Vanhecke
|
+
|
Harmonic and minimal invariant unit vector fields on homogeneous Riemannian manifolds
|
2001
|
Olga Gil-Medrano
JC Gonzalez-Davila
Lieven Vanhecke
|
+
|
Geometry of Riemannian manifolds and their unit tangent sphere bundles
|
2000
|
Eric Boeckx
Lieven Vanhecke
|
+
|
Harmonic and minimal vector fields on tangent and unit tangent bundles
|
2000
|
Eric Boeckx
L. Vanhecke
|
+
|
Minimal and Harmonic Unit Vector Fields in and Its Dual Space
|
2000
|
Kazumi Tsukada
Lieven Vanhecke
|
+
|
None
|
2000
|
J. C. González-Dávila
L. Vanhecke
|
+
PDF
Chat
|
ϕ-symmetric contact metric spaces
|
1999
|
Eric Boeckx
Peter Bueken
Lieven Vanhecke
|
+
PDF
Chat
|
A New Class of Weakly Symmetric Spaces
|
1999
|
J. C. González-Dávila
Lieven Vanhecke
|
+
PDF
Chat
|
Locally symmetric immersions
|
1999
|
J. C. González-Dávila
L. Vanhecke
|
+
PDF
Chat
|
Geodesic transformations in almost Hermitian geometry
|
1999
|
Eduardo García‐Río
L. Vanhecke
|
+
|
Geodesic transformations and harmonic spaces
|
1999
|
Eduardo García‐Río
L. Vanhecke
|
+
|
Notes on Harmonic Tensor Fields
|
1999
|
Eduardo García‐Río
L. Vanhecke
M. E. Vázquez-Abal
|
+
PDF
Chat
|
Invariants and flow geometry
|
1999
|
J. C. González-Dávila
Lieven Vanhecke
|
+
|
None
|
1999
|
Peter Bueken
L. Vanhecke
|
+
PDF
Chat
|
Totally geodesic submanifolds of symmetric-like Riemannian manifolds
|
1998
|
Jürgen Berndt
Friedbert Prüfer
Lieven Vanhecke
|
+
|
Curvature homogeneous unit tangent sphere bundles
|
1998
|
Eric Boeckx
L. Vanhecke
|
+
|
Weakly symmetric groups of Heisenberg type
|
1998
|
Jürgen Berndt
Fulvio Ricci
L. Vanhecke
|
+
PDF
Chat
|
Holomorphic geodesic transformations
|
1998
|
Eduardo García‐Río
L. Vanhecke
|
+
|
None
|
1998
|
Eric Boeckx
Domenico Perrone
L. Vanhecke
|
+
|
D'Atri spaces and C-spaces in flow geometry
|
1998
|
JC Gonzalez-Davila
Lieven Vanhecke
|
+
PDF
Chat
|
Special Ball-Homogeneous Spaces
|
1997
|
Giovanni Calvaruso
Lieven Vanhecke
|
+
PDF
Chat
|
Volume-preserving geodesic symmetries on four-dimensional Hermitian Einstein spaces
|
1997
|
J. T. Cho
Kouei Sekigawa
Lieven Vanhecke
|
+
|
Examples of curvature homogeneous Lorentz metrics
|
1997
|
Peter Bueken
Lieven Vanhecke
|
+
PDF
Chat
|
Harmonic endomorphism fields
|
1997
|
Eduardo García‐Río
L. Vanhecke
M. E. Vázquez-Abal
|
+
|
Characteristic reflections on unit tangent sphere bundles
|
1997
|
Eric Boeckx
Lieven Vanhecke
|
+
|
A Schur-like theorem for normal flow space forms
|
1997
|
José Carmelo González Dávila
Lieven Vanhecke
|
+
|
Inverse spectral theory for Riemannian foliations and curvature theory
|
1997
|
Seiki Nishikawa
Philippe Tondeur
L. Vanhecke
|
+
|
Examples of weakly symmetric spaces in contact geometry
|
1997
|
Jürgen Berndt
Ph. Tondeur
Lieven Vanhecke
|
+
|
Mean and scalar curvature homogeneous Riemannian manifolds.
|
1997
|
Peter Bueken
Joe Gillard
Lieven Vanhecke
|
+
|
None
|
1997
|
Jürgen Berndt
Oldřich Kowalski
L. Vanhecke
|
+
PDF
Chat
|
Classification of Killing-transversally symmetric spaces
|
1996
|
J. C. González-Dávila
M. C. González-Dávila
Lieven Vanhecke
|
+
|
Geodesic spheres and two-point homogeneous spaces
|
1996
|
Jürgen Berndt
Friedbert Prüfer
L. Vanhecke
|
+
|
Riemannian Manifolds of Conullity Two
|
1996
|
Eric Boeckx
L. Vanhecke
Oldřich Kowalski
|
+
PDF
Chat
|
Harmonicity of a foliation and of an associated map
|
1996
|
Philippe Tondeur
Lieven Vanhecke
|
+
PDF
Chat
|
Geometry of weakly symmetric spaces
|
1996
|
Jürgen Berndt
Lieven Vanhecke
|
+
|
D’Atri Spaces
|
1996
|
Oldřich Kowalski
Friedbert Prüfer
L. Vanhecke
|
+
PDF
Chat
|
Curvature invariants, differential operators and local homogeneity
|
1996
|
Friedbert Prüfer
F. Tricerri
Lieven Vanhecke
|
+
|
Reflections, KTS and exist-symmetric spaces
|
1996
|
María Candelaria González Dávila
José Carmelo González Dávila
Lieven Vanhecke
|
+
|
JACOBI FIELDS, RICCATIEQUATIONAND RIEMANNIAN FOLIATIONS
|
1996
|
Philippe Tondeur
Lieven Vanhecke
|
+
PDF
Chat
|
Generalized Heisenberg Groups and Damek-Ricci Harmonic Spaces
|
1995
|
Jürgen Berndt
F. Tricerri
L. Vanhecke
|
+
|
ISOPARAMETRIC GEODESIC SPHERES AND A CONJECTURE OF OSSERMAN CONCERNING THE JACOBI OPERATOR
|
1995
|
Peter Gilkey
Andrew Swann
L. Vanhecke
|
+
|
Symmetric-like Riemannian manifolds and geodesic symmetries
|
1995
|
Jürgen Berndt
Friedbert Prüfer
Lieven Vanhecke
|
+
|
Symmetric-like riemannian manifolds
|
1995
|
Jürgen Berndt
F. Tricerri
Lieven Vanhecke
|
+
|
Locally symmetric quaternionic Kähler manifolds
|
1994
|
Maria Dolores Monar
L. Vanhecke
|
+
|
n-Dimensional real submanifolds with (n−1)-dimensional maximal holomorphic tangent subspace in complex projective spaces
|
1994
|
Masafumi Okumura
L. Vanhecke
|
+
|
Non-homogeneous relatives of symmetric spaces
|
1994
|
Eric Boeckx
Oldřich Kowalski
L. Vanhecke
|
+
|
Geometry of generalized heisenberg groups and their damek-ricci harmonic extensions
|
1994
|
Jürgen Berndt
F. Tricerri
Lieven Vanhecke
|
+
PDF
Chat
|
Geodesic spheres and isometric flows
|
1994
|
J. C. González-Dávila
Lieven Vanhecke
|
+
PDF
Chat
|
A characterisation of Riemannian foliations and totally umbilical submanifolds
|
1993
|
Ph. Tondeur
L. Vanhecke
|
+
PDF
Chat
|
Harmonic and isometric rotations around a curve
|
1993
|
Lorenzo Nicolodi
Lieven Vanhecke
|
+
|
A characterizartion of locally 3-symmetric spaces
|
1993
|
Sergio Garbiero
Lieven Vanhecke
|
+
PDF
Chat
|
Curvature homogeneous spaces with a solvable Lie group as homogeneous model
|
1992
|
Oldřich Kowalski
F. Tricerri
L. Vanhecke
|
+
|
Two natural generalizations of locally symmetric spaces
|
1992
|
Jürgen Berndt
L. Vanhecke
|
+
|
Geometry of tubes about characteristic curves on Sasakian manifolds
|
1992
|
Miloš Djorić
L. Vanhecke
|
+
|
Spectral geometry for Riemannian foliations
|
1992
|
Seiki Nhikawa
Philippe Tondeur
L. Vanhecke
|
+
|
Curvature homogeneous Riemannian manifolds
|
1992
|
Oldřich Kowalski
F. Tricerri
L. Vanhecke
|
+
|
Curvature invariants and symmetric spaces
|
1992
|
Massimo Ferrarotti
Lieven Vanhecke
|
+
|
Schur's theorem for naturally reductive Riemannian $S$ -manifolds
|
1991
|
A. J. Ledger
Lieven Vanhecke
|
+
|
Symplectic reflections and complex space forms
|
1991
|
Bang‐Yen Chen
L. Vanhecke
|
+
|
Locally symmetric spaces and the volume conjecture for geodesic balls
|
1991
|
Massimo Ferrarotti
Lieven Vanhecke
|
+
PDF
Chat
|
Five-dimensional homogeneous contact manifolds and related problems
|
1991
|
Domenico Perrone
Lieven Vanhecke
|
+
|
Rotations and Hermitian symmetric spaces
|
1990
|
Lorenzo Nicolodi
Lieven Vanhecke
|
+
PDF
Chat
|
Four-dimensional almost Kähler Einstein manifolds
|
1990
|
Kouei Sekigawa
L. Vanhecke
|
+
|
GEOMETRY AND SYMMETRY
|
1990
|
Lieven Vanhecke
|
+
|
Cartan Hypersurfaces And Reflections
|
1990
|
F. Tricerri
Lieven Vanhecke
|
+
|
Naturally reductive S-manifolds
|
1990
|
A. J. Ledger
L. Vanhecke
|
+
|
Lorentz manifolds modelled on a Lorentz symmetric space
|
1990
|
Michel Cahen
J. Leroy
M. L. Parker
F. Tricerri
L. Vanhecke
|
+
PDF
Chat
|
Transversally symmetric Riemannian foliations
|
1990
|
Philippe Tondeur
L. Vanhecke
|
+
|
New examples of nonhomogeneous riemannian-manifolds whose curvature tensor is that of a riemannian symmetrical space
|
1990
|
Oldřich Kowalski
F. Tricerri
Lieven Vanhecke
|
+
|
Isometric reflections with respect to submanifolds and the Ricci operator of geodesic spheres
|
1989
|
Philippe Tondeur
Lieven Vanhecke
|
+
|
Isometric, holomorphic and symplectic reflections
|
1989
|
B. Y. Chen
L. Vanhecke
|
+
|
Algebraic characterizations by means of the curvature in contact geometry
|
1989
|
Peter Bueken
Lieven Vanhecke
|
+
|
Locally s -regular manifolds and symmetries
|
1989
|
R. A. Marinosci
L. Vanhecke
|
+
PDF
Chat
|
Curvature homogeneous riemannian manifolds
|
1989
|
F. Tricerri
L. Vanhecke
|
+
PDF
Chat
|
Geometry and symmetry on Sasakian manifolds
|
1988
|
Lieven Vanhecke
Peter Bueken
|
+
PDF
Chat
|
Reflections and symmetries in compact symmetric spaces
|
1988
|
Bang‐Yen Chen
L. Vanhecke
|
+
|
Reflections in submanifolds
|
1988
|
Philippe Tondeur
L. Vanhecke
|
+
PDF
Chat
|
Locally homogeneous S-structures
|
1988
|
A. J. Ledger
L. Vanhecke
|
+
|
Symmetries on Riemannian Manifolds
|
1988
|
A. J. Ledger
L. Vanhecke
|
+
|
Harmonic reflections on Sasakian manifolds
|
1988
|
Peter Bueken
Lieven Vanhecke
|
+
PDF
Chat
|
The Gel′fand theorem and its converse for Kähler manifolds
|
1988
|
O. Kowalski
Lieven Vanhecke
|
+
PDF
Chat
|
The Gelfand theorem and its converse in Sasakian geometry
|
1988
|
O. Kowalski
Lieven Vanhecke
|
+
|
2 results about homogeneous structures
|
1988
|
F. Tricerri
Lieven Vanhecke
|
+
|
SYMMETRIES ON THREE-DIMENSIONAL HOMOGENEOUS SPACES
|
1988
|
A. J. Ledger
Lieven Vanhecke
|
+
PDF
Chat
|
New characterizations of $\phi$-symmetric spaces
|
1987
|
David E. Blair
Lieven Vanhecke
|
+
|
Geodesic spheres and Jacobi vector fields on Sasakian space forms
|
1987
|
David E. Blair
Lieven Vanhecke
|
+
|
Symmetries and $\phi$-symmetric spaces
|
1987
|
David Blair
L. Vanhecke
|
+
|
Symmetries and locallys-regular manifolds
|
1987
|
A. J. Ledger
L. Vanhecke
|
+
|
Symmetries on three-dimensional Riemannian manifolds
|
1987
|
Renzo Caddeo
Lieven Vanhecke
|
+
|
Harmonic Geodesic Symmetries
|
1987
|
Christopher T. J. Dodson
Lieven Vanhecke
M. E. Vázquez-Abal
|
+
|
Does “Δ 2 d 2-n = 0 on a Riemannian manifold” imply flatness?
|
1986
|
Renzo Caddeo
L. Vanhecke
|
+
|
G-Deformations and Some Generalizations of H. Weyl's Tube Theorem
|
1986
|
Oldřich Kowalski
Lieven Vanhecke
|
+
|
Volume-preserving geodesic symmetries on four-dimensional Kähler manifolds
|
1986
|
Kouei Sekigawa
L. Vanhecke
|
+
PDF
Chat
|
𝐺-deformations and some generalizations of H. Weyl’s tube theorem
|
1986
|
Oldřich Kowalski
Lieven Vanhecke
|
+
PDF
Chat
|
Volume-preserving geodesic symmetries on four-dimensional $2$-Stein spaces
|
1986
|
Kouei Sekigawa
Lieven Vanhecke
|
+
|
Riemannian-manifolds whose curvature tensor is that of an irreducible riemannian symmetrical space
|
1986
|
F. Tricerri
Lieven Vanhecke
|
+
|
Classification of five-dimensional naturally reductive spaces
|
1985
|
Oldřich Kowalski
Lieven Vanhecke
|
+
|
Two-point functions on Riemannian manifolds
|
1985
|
Old ich Kowalski
L. Vanhecke
|
+
PDF
Chat
|
The volume of geodesic disks in a Riemannian manifold
|
1985
|
Oldřich Kowalski
L. Vanhecke
|
+
PDF
Chat
|
A Generalization of a Theorem on Naturally Reductive Homogeneous Spaces
|
1984
|
Oldřich Kowalski
L. Vanhecke
|
+
PDF
Chat
|
A generalization of a theorem on naturally reductive homogeneous spaces
|
1984
|
Oldřich Kowalski
L. Vanhecke
|
+
|
G-deformations of curves and volumes of tubes in Riemannian manifolds
|
1983
|
Oldřich Kowalski
L. Vanhecke
|
+
|
Homogeneous Structures on Riemannian Manifolds
|
1983
|
F. Tricerri
L. Vanhecke
|
+
|
Naturally reductive homogeneous spaces and homogeneous structures of type て<sub>3</sub>
|
1983
|
F. Tricerri
Lieven Vanhecke
|
+
|
Self-dual and anti-self-dual homogeneous structures
|
1983
|
F. Tricerri
Lieven Vanhecke
|
+
|
Generalized Heisenberg groups
|
1983
|
F. Tricerri
Lieven Vanhecke
|
+
|
On disk-homogenous symmetric spaces
|
1983
|
Oldřich Kowalski
L. Vanhecke
|
+
|
The canonical geodesic involution and harmonic spaces
|
1983
|
L. Vanhecke
|
+
|
Ball-homogeneous and disk-homogeneous Riemannian manifolds
|
1982
|
Old ich Kowalski
L. Vanhecke
|
+
|
A conjecture of Besse on harmonic manifolds
|
1981
|
L. Vanhecke
|
+
|
A note on Harmonic Spaces
|
1981
|
L. Vanhecke
|
+
PDF
Chat
|
Curvature Tensors on Almost Hermitian Manifolds
|
1981
|
F. Tricerri
Lieven Vanhecke
|
+
|
1-Harmonic Spaces are Harmonic
|
1981
|
L. Vanhecke
|
+
PDF
Chat
|
Almost contact structures and curvature tensors
|
1981
|
Dirk Janssens
Lieven Vanhecke
|
+
PDF
Chat
|
Curvature tensors on almost Hermitian manifolds
|
1981
|
F. Tricerri
Lieven Vanhecke
|
+
|
Steiner's formula for the volume of a parallel hypersurface in a riemannian manifold
|
1981
|
Elsa Abbena
Alfred Gray
Lieven Vanhecke
|
+
|
The Spectrum of the Laplacian of Kahler Manifolds
|
1980
|
Bang‐Yen Chen
Lieven Vanhecke
|
+
|
The Chern numbers of holomorphic vector bundles and formally holomorphic connections of complex vector bundles over almost complex manifolds.
|
1980
|
Alfred Gray
M. Barros
Am Naveira
Lieven Vanhecke
|
+
|
Power series expansions, differential geometry of geodesic spheres and tubes, and mean-value theorems
|
1980
|
Alfred Gray
Lieven Vanhecke
|
+
|
Conformal invariants on almost Hermitian manifolds
|
1980
|
F. Tricerri
L. Vanhecke
|
+
|
Total curvatures of geodesic spheres
|
1979
|
Bang‐Yen Chen
L. Vanhecke
|
+
PDF
Chat
|
Riemannian geometry as determined by the volumes of small geodesic balls
|
1979
|
Alfred Gray
L. Vanhecke
|
+
|
Complex submanifolds of some Hermitian symmetric spaces
|
1978
|
Bang‐Yen Chen
L. Vanhecke
Leopold Verstraelen
|
+
|
Quelques proprietes concernant des systemes de droites dans un espace de Minkowski M4
|
1978
|
Lieven Vanhecke
|
+
PDF
Chat
|
The Bochner curvature tensor on almost Hermitian manifolds
|
1978
|
L. Vanhecke
Dirk Janssens
|
+
PDF
Chat
|
The Bochner curvature tensor on almost Hermitian manifolds
|
1977
|
L. Vanhecke
|
+
PDF
Chat
|
Almost Hermitian manifolds and the Bochner curvature tensor
|
1977
|
Lieven Vanhecke
Kentarô Yano
|
+
PDF
Chat
|
TWO PROBLEMS FOR ALMOST HERMITIAN MANIFOLDS
|
1977
|
A. M. Naveira
L. Vanhecke
|
+
|
Two Theorems on Tensor Fields with Applications to Metric <i>f</i> -Structures
|
1976
|
L. Vanhecke
|
+
PDF
Chat
|
Immersions of codimension two with trivial normal connexion into elliptic spaces
|
1976
|
Lieven Vanhecke
Leopold Verstraelen
|
+
PDF
Chat
|
Mean curvatures for antiholomorphic $p$-planes insome almost Hermitian manifolds
|
1976
|
Lieven Vanhecke
|
+
|
Sur les variétés lorentziennes munies d'une connexion principale
|
1975
|
Radu Roșca
Lieven Vanhecke
|
+
|
Pseudo-umbilical and minimal manifolds with constant Riemannian curvature
|
1974
|
Lieven Vanhecke
|
+
|
On the immersions of manifolds in elliptic spaces and a theorem of S.S. Chern - M. Do Carmo - S. Kobayashi and T. Otsuki
|
1974
|
Lieven Vanhecke
|
+
|
Differential geometry - minimal varieties of constant riemannian curvature
|
1973
|
Lieven Vanhecke
|
+
|
Variétés minimales de courbure riemannienne constante
|
1973
|
L. Vanhecke
|
+
PDF
Chat
|
Sur les hypersurfaces minimales dans un espace elliptique à quatre et à cinq dimensions
|
1972
|
Radu Roșca
L. Vanhecke
Leopold Verstraelen
|
+
|
Sur quelques transformations des congruences de droites dans l’espace elliptique tridimensionnel
|
1971
|
Radu Roşca
Lieven Vanhecke
Leopold Verstraelen
|