Amirhesam Zaeim

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All published works

Action	Title	Year	Authors
+	Three-dimensional homogeneous Lorentzian structures	2025	Giovanni Calvaruso Amirhesam Zaeim
+	Homogeneous Structures and Homogeneous Geodesics of the Hyperbolic Oscillator Group	2025	Giovanni Calvaruso Amirhesam Zaeim Mehdi Jafari Moslem Baghgoli
+	Weakly-Einstein conditions over four-dimensional homogenous pseudo-Riemannian manifolds	2023	Parvane Atashpeykar Ali Haji‐Badali Amirhesam Zaeim
+	WEAKLY-EINSTEIN CONDITIONS OVER LOCALLY CONFORMALLY FLAT LORENTZIAN THREE-MANIFOLDS	2023	Parvane Atashpeykar Amirhesam Zaeim Ali Haji‐Badali
+ PDF Chat	Critical metrics for quadratic curvature functionals on some solvmanifolds	2023	Giovanni Calvaruso Amirhesam Zaeim
+	On self-duality and anti-self-duality of four-dimensional neutral Lie groups	2022	Amirhesam Zaeim Fatemeh Ghadimi M. Chaichi
+ PDF Chat	On the symmetries of Siklos spacetimes	2022	Giovanni Calvaruso Mahdieh Kaflou Amirhesam Zaeim
+	Symmetry group analysis and conservation laws of the potential modified KdV equation using the scaling method	2022	Mehdi Jafari Amirhesam Zaeim Amin Tanhaeivash
+ PDF Chat	On conformal geometry of four-dimensional generalized symmetric spaces	2021	Amirhesam Zaeim Yadollah AryaNejad Mokhtar Gheitasi
+ PDF Chat	Conformal Geometry of Semi-Direct Extensions of the Heisenberg Group	2021	Giovanni Calvaruso Amirhesam Zaeim
+	Scaling Symmetry and a New Conservation Law of the Harry Dym Equation	2021	Mehdi Jafari Amirhesam Zaeim Somayesadat Mahdion
+ PDF Chat	Recurrent curvature over four-dimensional homogeneous manifolds	2021	Milad Bastami Ali Haji‐Badali Amirhesam Zaeim
+	On Lie Groups with Recurrent Curvature in Dimension Four	2021	Milad Bastami Amirhesam Zaeim Ali Haji‐Badali
+	Homogeneous geodesics and natural reductivity of homogeneous Gödel-type spacetimes	2020	Giovanni Calvaruso Amirhesam Zaeim
+	Harmonic metrics on Gödel-type spacetimes	2020	Amirhesam Zaeim Mehdi Jafari Maryam Yaghoubi
+ PDF Chat	Semi-symmetric four dimensional neutral Lie groups	2019	Ali Haji‐Badali Amirhesam Zaeim
+	Einstein structures on four-dimensional nutral Lie groups	2019	Ali Haji‐Badali Amirhesam Zaeim R. Karami
+	Ricci solitons and geometry of four dimensional Einstein-like neutral Lie groups	2018	R. Karami Amirhesam Zaeim Ali Haji‐Badali
+	Geometric Consequences of Four Dimensional Neutral Lie Groups	2018	Amirhesam Zaeim R. Karami
+	Four-dimensional pseudo-Riemannian g.o. spaces and manifolds	2018	Giovanni Calvaruso Amirhesam Zaeim
+ PDF Chat	Harmonic metrics on four dimensional non-reductive homogeneous manifolds	2018	Amirhesam Zaeim Parvane Atashpeykar
+ PDF Chat	Einstein-like Lorentzian Lie groups of dimension four	2017	Amirhesam Zaeim
+	On symmetries of the Heisenberg group	2017	Wafaâ Batat Amirhesam Zaeim
+ PDF Chat	Symmetries of Lorentzian Three-Manifolds with Recurrent Curvature	2016	Giovanni Calvaruso Amirhesam Zaeim
+	On the symmetries of the Lorentzian oscillator group	2016	Giovanni Calvaruso Amirhesam Zaeim
+	Einstein-like Pseudo-Riemannian Homogeneous Manifolds of Dimension Four	2016	Amirhesam Zaeim Ali Haji‐Badali
+	Commutative curvature operators over four-dimensional homogeneous manifolds	2015	Ali Haji‐Badali Amirhesam Zaeim
+	Homogeneous geodesics of non-reductive homogeneous pseudo-Riemannian 4-manifolds	2015	Giovanni Calvaruso Anna Fino Amirhesam Zaeim
+	Invariant symmetries on non-reductive homogeneous pseudo-Riemannian four-manifolds	2015	Giovanni Calvaruso Amirhesam Zaeim
+	On Conformally flat homogeneous Walker four-manifolds	2015	M. Chaichi Amirhesam Zaeim Yadollah Keshavarzi
+	On Lorentzian two-symmetric manifolds of dimension four	2014	Amirhesam Zaeim M. Chaichi Yadollah AryaNejad
+	Geometric structures over non-reductive homogeneous 4-spaces	2014	Giovanni Calvaruso Amirhesam Zaeim
+	A complete classification of Ricci and Yamabe solitons of non-reductive homogeneous 4-spaces	2014	Giovanni Calvaruso Amirhesam Zaeim
+ PDF Chat	Conformally flat homogeneous pseudo-Riemannian four-manifolds	2014	Giovanni Calvaruso Amirhesam Zaeim
+	On Lorentzian two-symmetric manifolds of dimension four	2014	Amirhesam Zaeim M. Chaichi Yadollah AryaNejad
+	Four-dimensional homogeneous Lorentzian manifolds	2013	Giovanni Calvaruso Amirhesam Zaeim
+	Locally Homogeneous Four-Dimensional Manifolds of Signature (2,2)	2013	M. Chaichi Amirhesam Zaeim
+	Four-dimensional Lorentzian Lie groups	2013	Giovanni Calvaruso Amirhesam Zaeim
+	Geometric Structures over Four-Dimensional Generalized Symmetric Spaces	2012	Giovanni Calvaruso Amirhesam Zaeim

Common Coauthors

Coauthor	Papers Together
Giovanni Calvaruso	17
Ali Haji‐Badali	9
M. Chaichi	5
Yadollah AryaNejad	3
Parvane Atashpeykar	3
R. Karami	3
Milad Bastami	2
Mehdi Jafari	2
Mehdi Jafari	2
Mahdieh Kaflou	1
Moslem Baghgoli	1
Somayesadat Mahdion	1
Maryam Yaghoubi	1
Amin Tanhaeivash	1
Yadollah Keshavarzi	1
Anna Fino	1
Mokhtar Gheitasi	1
Fatemeh Ghadimi	1
Wafaâ Batat	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+ PDF Chat	Ricci Solitons and Geometry of Four-dimensional Non-reductive Homogeneous Spaces	2011	Giovanni Calvaruso Anna Fino	11
+	Four-dimensional Lorentzian Lie groups	2013	Giovanni Calvaruso Amirhesam Zaeim	11
+	Homogeneous structures on three-dimensional Lorentzian manifolds	2006	Giovanni Calvaruso	11
+	The Geometry of Walker Manifolds	2009	Miguel Brozos‐Vázquez Eduardo García‐Río Peter Gilkey Stana Nikčević Ramón Vázquez‐Lorenzo	10
+	Four-dimensional homogeneous Lorentzian manifolds	2013	Giovanni Calvaruso Amirhesam Zaeim	10
+ PDF Chat	Non-reductive Homogeneous Pseudo-Riemannian Manifolds of Dimension Four	2006	Mark E. Fels Andrew Renner	10
+	Geometric structures over non-reductive homogeneous 4-spaces	2014	Giovanni Calvaruso Amirhesam Zaeim	9
+	Métriques de lorentz sur les groupes de lie unimodulaires, de dimension trois	1992	S. Rahmani	9
+	Homogeneous Structures on Riemannian Manifolds	1983	F. Tricerri L. Vanhecke	8
+	On homogeneous Riemannian manifolds	1958	W. Ambrose I. M. Singer	7
+	Locally Homogeneous Four-Dimensional Manifolds of Signature (2,2)	2013	M. Chaichi Amirhesam Zaeim	7
+	ON PARALLEL FIELDS OF PARTIALLY NULL VECTOR SPACES	1949	A. G. Walker	7
+	CANONICAL FORM FOR A RIEMANNIAN SPACE WITH A PARALLEL FIELD OF NULL PLANES	1950	Aled Walker	7
+	Einstein-like metrics on three-dimensional homogeneous Lorentzian manifolds	2007	Giovanni Calvaruso	7
+ PDF Chat	Conformally flat homogeneous pseudo-Riemannian four-manifolds	2014	Giovanni Calvaruso Amirhesam Zaeim	6
+ PDF Chat	Matter collineations of spacetime homogeneous G del-type metrics	2003	Uğur Camcı M. Sharif	6
+ PDF Chat	Classification of 4-dimensional homogeneous D’Atri spaces	2008	Teresa Arias-Marco Oldřich Kowalski	6
+	Curvatures of left invariant metrics on lie groups	1976	John Milnor	6
+	Einstein-like Pseudo-Riemannian Homogeneous Manifolds of Dimension Four	2016	Amirhesam Zaeim Ali Haji‐Badali	5
+ PDF Chat	Homogeneity of Lorentzian three-manifolds with recurrent curvature	2013	Eduardo García‐Río Peter Gilkey Stana Nikčević	5
+	Four-dimensional naturally reductive pseudo-Riemannian spaces	2015	W. Batat Marco Castrillón López E. Rosado María	5
+ PDF Chat	Homogeneous Lorentzian structures on the oscillator groups	1999	P. M. Gadea J. A. Oubi�a	5
+ PDF Chat	Invariants of real low dimension Lie algebras	1976	J. Patera R. T. Sharp P. Winternitz Hans Zassenhaus	5
+	Invariant Ricci collineations on three-dimensional Lie groups	2015	Esteban Calviño‐Louzao J. Seoane-Bascoy M. E. Vázquez-Abal Ramón Vázquez‐Lorenzo	5
+	On the symmetries of the Lorentzian oscillator group	2016	Giovanni Calvaruso Amirhesam Zaeim	5
+	Curvature and Weyl collineations of Bianchi type V spacetimes	2009	Uğur Camcı Ibrar Hussain Yusuf Kucukakca	5
+	Homogeneous geodesics of non-reductive homogeneous pseudo-Riemannian 4-manifolds	2015	Giovanni Calvaruso Anna Fino Amirhesam Zaeim	5
+	Homogeneous Geodesics in Homogeneous Affine Manifolds	2009	Zdeněk Dušek Oldřich Kowalski Zdeněk Vlášek	4
+	Survey on homogeneous geodesics	2008	Zdenek Dušeki	4
+	Oscillator spacetimes are Ricci solitons	2016	Giovanni Calvaruso	4
+ PDF Chat	On the general structure of Ricci collineations for type B warped space–times	2004	José Luis Flores Y. Parra U. Percoco	4
+ PDF Chat	Ricci and Matter Collineations of Locally Rotationally Symmetric Space-Times	2003	Michael Tsamparlis Pantelis S. Apostolopoulos	4
+	Four-dimensional pseudo-Riemannian g.o. spaces and manifolds	2018	Giovanni Calvaruso Amirhesam Zaeim	4
+ PDF Chat	Invariant Yang–Mills connections over non-reductive pseudo-Riemannian homogeneous spaces	2009	Dennis The	4
+ PDF Chat	Conformally Flat Semi-Riemannian Manifolds with Commuting Curvature and Ricci Operators	2003	Kyoko Honda	4
+	The existence of homogeneous geodesics in homogeneous pseudo-Riemannian and affine manifolds	2010	Zdeněk Dušek	4
+	Light-like homogeneous geodesics and the geodesic lemma for any signature	2007	Zdeněk Dušek Oldřich Kowalski	4
+	Geometric Structures over Four-Dimensional Generalized Symmetric Spaces	2012	Giovanni Calvaruso Amirhesam Zaeim	4
+	Einstein-Like Curvature Homogeneous Lorentzian Three-Manifolds	2009	Giovanni Calvaruso	3
+	Commutative curvature operators over four-dimensional homogeneous manifolds	2015	Ali Haji‐Badali Amirhesam Zaeim	3
+	Homogeneous Geodesics in 3-dimensional Homogeneous Affine Manifolds	2011	Zdeněk Dušek Oldřich Kowalski Zdeněk Vlášek	3
+ PDF Chat	Homogeneous Einstein spaces of dimension four	1969	Gary R. Jensen	3
+ PDF Chat	Symmetries of Lorentzian Three-Manifolds with Recurrent Curvature	2016	Giovanni Calvaruso Amirhesam Zaeim	3
+	Homogeneous Geodesics of Three-Dimensional Unimodular Lorentzian Lie Groups	2006	Giovanni Calvaruso Rosa Anna Marinosci	3
+	Infinitesimally homogeneous spaces	1960	I. M. Singer	3
+	Addendum to “Homogeneous structures on three-dimensional Lorentzian manifolds” [J. Geom. Phys. 57 (2007) 1279–1291]	2007	Giovanni Calvaruso	3
+	Critical metrics for quadratic functionals in the curvature on 4-dimensional manifolds	2011	Yunhee Euh JeongHyeong Park Kouei Sekigawa	3
+ PDF Chat	The representations of the oscillator group	1967	R. F. Streater	3
+	Three-dimensional Lorentz manifolds admitting a parallel null vector field	2005	M. Chaichi Eduardo García‐Río M. E. Vázquez-Abal	3
+	A complete classification of Ricci and Yamabe solitons of non-reductive homogeneous 4-spaces	2014	Giovanni Calvaruso Amirhesam Zaeim	3