Yasuo Matsushita

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All published works

Action	Title	Year	Authors
+ PDF Chat	Some Remarks on Fields of 2-Planes on Compact Smooth 4-Manifolds	2018	Yasuo Matsushita
+	Counterexamples to Goldberg Conjecture with Reversed Orientation on Walker 8-Manifolds of Neutral Signature	2017	Yasuo Matsushita Peter R. Law
+	Real AlphaBeta-geometries and Walker geometry	2012	Peter R. Law Yasuo Matsushita
+	Real AlphaBeta-Geometries, Walker Geometry, and Complex General Relativity	2012	Peter R. Law Yasuo Matsushita
+	Algebraically special, real alpha-geometries	2011	Peter R. Law Yasuo Matsushita
+ PDF Chat	Complex Connections on Conformal Kähler Manifolds with Norden Metric	2011	Marta Teofilova Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Geometric Structures in Four-dimension and Almost Hermitian Structures	2011	Yasuo Matsushita
+ PDF Chat	A Mathematical Base for Fibre Bundle Formulation of Lagrangian Quantum Field Theory	2011	Bozhidar Z. Iliev Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Geometric Structures in Four-dimension and Almost Hermitian Structures	2011	Yasuo Matsushita Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	An Approach for Computing the Euclidean Motions on the Base of Measurement Data	2011	Clementina D. Mladenova Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Minimizers of Hartree Type Functionals and Related Interpolation Inequalities	2011	Hristo Genev George Venkov Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Geometry of Pre-contrast Functions and Non-conservative Estimating Functions	2011	Masayuki Henmi Hiroshi Matsuzoe Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	A Note on a Homogeneous Structure on an Almost Contact Metric Space	2011	Takashi Koda Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	On Some Deformations of the Cassinian Oval	2011	Ivaïlo M. Mladenov Mariana Hadzhilazova Peter A. Djondjorov Vassil M. Vassilev Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Initial Value Problem for the Double-Complex Laplace Operator. Eigenvalue Approaches	2011	Lilia N. Apostolova Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Quadratic Casimir Invariants for “Universal” Lie Algebra Extensions	2011	A.B. Yanovski Moses C. dos Santos Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Linear Weingarten Surfaces in Hyperbolic Three-space	2011	Masatoshi Kokubu Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Closed Hypersurfaces in Riemannian Manifolds Whose Second Fundamental Form are of Constant Length	2011	Takashi Okayasu Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Travelling Waves for Some Generalized Boussinesq Type Equations	2011	Petar Popivanov Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	The Language of Mathematics	2011	Stancho Dimiev Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	On Certain Reductions of Integrable Equations on Symmetric Spaces	2011	Tihomir Valchev Kouei Sekigawa Vladimir S. Gerdjikov Yasuo Matsushita Ivaïlo M. Mladenov
+	Symplectic, Hermitian and Kähler Structures on Walker 4-Manifolds	2008	Eduardo García‐Río Seiya Haze Noriaki Katayama Yasuo Matsushita
+ PDF Chat	A Spinor Approach to Walker Geometry	2008	Peter R. Law Yasuo Matsushita
+	Hermitian–Walker 4-manifolds	2007	Johann Davidov José Carlos Díaz-Ramos Eduardo García‐Río Yasuo Matsushita O. Muškarov Ramón Vázquez‐Lorenzo
+	COUNTEREXAMPLES OF COMPACT TYPE TO THE GOLDBERG CONJECTURE AND VARIOUS VERSION OF THE CONJECTURE	2007	Yasuo Matsushita
+	Almost Kahler-Einstein Structures on 8-Dimensional	2007	Yasuo Matsushita Seiya Haze Peter R. Law
+	Almost Kähler Walker 4-manifolds	2006	Johann Davidov José Carlos Díaz-Ramos Eduardo García‐Río Yasuo Matsushita O. Muškarov Ramón Vázquez‐Lorenzo
+	Almost Kähler-Einstein Structures on 8-Dimensional Walker Manifolds	2006	Yasuo Matsushita Seiya Haze Peter R. Law
+	Erratum to “Four-dimensional Walker metrics and symplectic structures” [J. Geom. Phys. 52 (2004) 89–99]	2006	Yasuo Matsushita
+ PDF Chat	Mesoscopic Archimedean tilings in polymeric stars	2005	Yasuo Matsushita Wataru Kawashima Atsushi Noro Atsushi Takano Nelson I. Tanaka Tomonari Dotera
+	APPLICATION OF BOCHNER-WEIZENBOCK FORMULAS TO SYMPLECTIC AND COMPLEX PAIRS TO BE KÄHLER PAIRS IN DIMENSION FOUR	2005	IAGO GARCíA-RAMíREZ Eduardo García‐Río Yasuo Matsushita
+	PROFESSOR KOUEI SEKIGAWA AND HIS FRIENDS IN MATHEMATICS	2005	Yasuo Matsushita
+	THE EXISTENCE OF INDEFINITE METRICS OF SIGNATURE (++−−) AND TWO KINDS OF ALMOST COMPLEX STRUCTURES IN DIMENSION FOUR	2005	Yasuo Matsushita
+	Walker 4-manifolds with proper almost complex structures	2005	Yasuo Matsushita
+	Curvature properties of four-dimensional Walker metrics	2005	M. Chaichi Eduardo García‐Río Yasuo Matsushita
+	Four-dimensional Walker metrics and symplectic structures	2004	Yasuo Matsushita
+ PDF Chat	Paraquaternionic Kähler Manifolds	2001	Eduardo García‐Río Yasuo Matsushita Ramón Vázquez‐Lorenzo
+	None	2001	Yasuo Matsushita Peter R. Law
+	Isotropic Kähler structures on Engel 4-manifolds	2000	Eduardo García‐Río Yasuo Matsushita
+	None	1997	A. Bonome R. Castro Eduardo García‐Río Luis Hervella Yasuo Matsushita
+ PDF Chat	Null holomorphically flat indefinite almost Hermitian manifolds	1995	A. Bonome R. Castro Eduardo García‐Río Luis Hervella Yasuo Matsushita
+	Equivalence classes of fields of 2-planes and two kinds of almost complex structures on compact four-dimensional manifolds	1995	Yasuo Matsushita
+ PDF Chat	The Kähler-Einstein metrics on a $K3$ surface cannot be almost Kähler with respect to an opposite almost complex structure	1995	A. Bonome R. Castro Eduardo García‐Río Luis Hervella Yasuo Matsushita
+	Fields of 2-planes and two kinds of almost complex structures on compact 4-dimensional manifolds	1991	Yasuo Matsushita
+	Fields of 2-planes on compact simply-connected smooth 4-manifolds	1988	Yasuo Matsushita
+ PDF Chat	Pseudo-Chern Classes of an Almost Pseudo-Hermitian Manifold	1987	Yasuo Matsushita
+ PDF Chat	Pseudo-Chern classes of an almost pseudo-Hermitian manifold	1987	Yasuo Matsushita
+ PDF Chat	Pseudo-Pontrjagin classes	1985	Yasuo Matsushita
+ PDF Chat	Pseudo-Pontrjagin Classes	1985	Yasuo Matsushita
+	Predictive Power of Robust Regression Applied to QSAR Studies	1984	Ikuo Moriguchi Katsuichiro Komatsu Yasuo Matsushita
+	Thorpe–Hitchin inequality for compact Einstein 4-manifolds of metric signature (++−−) and the generalized Hirzebruch index formula	1983	Yasuo Matsushita
+ PDF Chat	Erratum: On Euler characteristics of compact Einstein 4-manifolds of metric signature (++− −) [J. Math. Phys. <b>2</b> <b>2</b>, 979 (1981)]	1982	Yasuo Matsushita
+	On Euler characteristics of compact Einstein 4-manifolds of metric signature (++−−)	1981	Yasuo Matsushita

Common Coauthors

Coauthor	Papers Together
Kouei Sekigawa	15
Ivaïlo M. Mladenov	15
Vladimir S. Gerdjikov	15
Eduardo García‐Río	10
Peter R. Law	8
A. Bonome	3
Luis Hervella	3
Ramón Vázquez‐Lorenzo	3
R. Castro	3
Seiya Haze	3
O. Muškarov	2
José Carlos Díaz-Ramos	2
Johann Davidov	2
Clementina D. Mladenova	1
George Venkov	1
Masatoshi Kokubu	1
Marta Teofilova	1
Takashi Okayasu	1
Peter A. Djondjorov	1
Wataru Kawashima	1
Hristo Genev	1
Takashi Koda	1
A.B. Yanovski	1
Stancho Dimiev	1
Mariana Hadzhilazova	1
Bozhidar Z. Iliev	1
Petar Popivanov	1
Lilia N. Apostolova	1
M. Chaichi	1
Katsuichiro Komatsu	1
Vassil M. Vassilev	1
Atsushi Noro	1
IAGO GARCíA-RAMíREZ	1
Tihomir Valchev	1
Masayuki Henmi	1
Atsushi Takano	1
Moses C. dos Santos	1
Tomonari Dotera	1
Hiroshi Matsuzoe	1
Ikuo Moriguchi	1
Noriaki Katayama	1
Nelson I. Tanaka	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+	Fields of 2-planes and two kinds of almost complex structures on compact 4-dimensional manifolds	1991	Yasuo Matsushita	15
+	CANONICAL FORM FOR A RIEMANNIAN SPACE WITH A PARALLEL FIELD OF NULL PLANES	1950	Aled Walker	13
+	The Topology of Fibre Bundles.	1951	Norman Steenrod	12
+	None	2001	Yasuo Matsushita Peter R. Law	9
+ PDF Chat	Indefinite Kähler-Einstein Metrics on Compact Complex Surfaces	1997	Jimmy Petean	8
+	Fields of 2-planes on compact simply-connected smooth 4-manifolds	1988	Yasuo Matsushita	8
+ PDF Chat	Felder von Fl�chenelementen in 4-dimensionalen Mannigfaltigkeiten	1958	Friedrich Hirzebruch Heinz Hopf	8
+	Four-dimensional Walker metrics and symplectic structures	2004	Yasuo Matsushita	7
+	Foundations of Differential Geometry	1963	Shôshichi Kobayashi Katsumi Nomizu	7
+	Walker 4-manifolds with proper almost complex structures	2005	Yasuo Matsushita	7
+ PDF Chat	Integrability of almost Kaehler manifolds	1969	S. I. Goldberg	6
+	Self-dual Walker metrics with a two-step nilpotent Ricci operator	2006	Johann Davidov O. Muškarov	6
+	Neutral Einstein metrics in four dimensions	1991	Peter R. Law	6
+	On some 4-dimensional compact Einstein almost K�hler manifolds	1985	Kouei Sekigawa	6
+	Almost Kähler-Einstein Structures on 8-Dimensional Walker Manifolds	2006	Yasuo Matsushita Seiya Haze Peter R. Law	6
+ PDF Chat	Neutral hyperkahler structures on primary Kodaira surfaces	1999	H. Kamada	5
+ PDF Chat	Some Remarks on Fields of 2-Planes on Compact Smooth 4-Manifolds	2018	Yasuo Matsushita	5
+	The holonomy Lie algebras of neutral metrics in dimension four	2001	Ryad Ghanam Gerard Thompson	5
+ PDF Chat	On some compact Einstein almost Kähler manifolds	1987	Kouei Sekigawa	5
+	Classification of the Weyl curvature spinors of neutral metrics in four dimensions	2005	Peter R. Law	5
+	Curvature properties of four-dimensional Walker metrics	2005	M. Chaichi Eduardo García‐Río Yasuo Matsushita	5
+ PDF Chat	A four-dimensional example of a Ricci flat metric admitting almost-Kähler non-Kähler structure	1999	Paweł Nurowski Maciej Przanowski	4
+	Thorpe–Hitchin inequality for compact Einstein 4-manifolds of metric signature (++−−) and the generalized Hirzebruch index formula	1983	Yasuo Matsushita	4
+	Formule de Gauss-Bonnet-Chern en métrique de signature quelconque	1963	André Avez	4
+ PDF Chat	Neutral Structures on Even-dimensional Manifolds	1993	Peter R. Law	4
+ PDF Chat	A SPLITTING THEOREM FOR KÄHLER MANIFOLDS WHOSE RICCI TENSORS HAVE CONSTANT EIGENVALUES	2001	Vestislav Apostolov Tedi Drăghici Andrei Moroianu	4
+ PDF Chat	Four-dimensional Osserman metrics with nondiagonalizable Jacobi operators	2006	José Carlos Díaz-Ramos Eduardo García‐Río Ramón Vázquez‐Lorenzo	4
+ PDF Chat	Osserman pseudo-Riemannian manifolds of signature (2,2)	2001	Novica Blažić Neda Bokan Zoran Rakić	4
+	Compact Complex Surfaces	1984	Wolf Barth Chris Peters A. Van de Ven	4
+ PDF Chat	A Spinor Approach to Walker Geometry	2008	Peter R. Law Yasuo Matsushita	4
+ PDF Chat	Compact four-dimensional Einstein manifolds	1974	Nigel Hitchin	4
+ PDF Chat	A Survey on Paracomplex Geometry	1996	Vasile Cruceanu P. Fortuny P. M. Gadea	4
+	The intrinsic spinorial structure of hyperheavens	1976	J. D. Finley Jerzy Plebański	3
+	Algebraically special, real alpha-geometries	2011	Peter R. Law Yasuo Matsushita	3
+	Isotropic Kähler structures on Engel 4-manifolds	2000	Eduardo García‐Río Yasuo Matsushita	3
+ PDF Chat	Anti-self-dual four–manifolds with a parallel real spinor	2002	Maciej Dunajski	3
+	Almost Kähler Walker 4-manifolds	2006	Johann Davidov José Carlos Díaz-Ramos Eduardo García‐Río Yasuo Matsushita O. Muškarov Ramón Vázquez‐Lorenzo	3
+	The sixteen classes of almost Hermitian manifolds and their linear invariants	1980	Alfred Gray Luis Hervella	3
+	Left-Degenerate Vacuum Metrics	1976	Jerzy Plebański Ivor Robinson	3
+	New examples of Osserman metrics with nondiagonalizable Jacobi operators	2006	José Carlos Díaz-Ramos Eduardo García‐Río Ramón Vázquez‐Lorenzo	3
+	The Topology of Fibre Bundles. (PMS-14)	1951	Norman Steenrod	3
+	Differential Geometry on Complex and Almost Complex Spaces.	1967	A. L. Hilt Kentaro Yano	3
+ PDF Chat	Spin coefficients for four-dimensional neutral metrics, and null geometry	2009	Peter R. Law	3
+	A simple example of type-{\rm [N]} \otimes {\rm [N]} {\cal HH} -spaces admitting twisting null geodesic congruence	2008	Adam Chudecki Maciej Przanowski	3
+ PDF Chat	Nonlinear gravitons, null geodesics, and holomorphic disks	2006	Claude LeBrun Lionel Mason	3
+	On Euler characteristics of compact Einstein 4-manifolds of metric signature (++−−)	1981	Yasuo Matsushita	3
+	Conformally Osserman four-dimensional manifolds whose conformal Jacobi operators have complex eigenvalues	2006	Miguel Brozos‐Vázquez Eduardo García‐Río Ramón Vázquez‐Lorenzo	3
+ PDF Chat	Neutral Geometry and the Gauss-Bonnet Theorem for Two-dimensional Pseudo-Riemannian Manifolds	1992	Peter R. Law	3
+ PDF Chat	The orientation of Yang-Mills moduli spaces and 4-manifold topology	1987	Simon Donaldson	2
+	None	1998	Takashi Oguro Kouei Sekigawa	2