Edit Profile (opens in new tab) Kowalski, Oldřich Co-Author Distance Author ID: kowalski.oldrich Published as: Kowalski, Oldřich; Kowalski, O.; Kowalski, Oldrich more...less Homepage: https://www2.karlin.mff.cuni.cz/~kowalski/ External Links: MGP · ResearchGate Documents Indexed: 183 Publications since 1960, including 7 Books 12 Contributions as Editor · 1 Further Contribution Reviewing Activity: 173 Reviews Biographic References: 2 Publications Co-Authors: 43 Co-Authors with 126 Joint Publications 797 Co-Co-Authors all top 5 Co-Authors 66 single-authored 28 Sekizawa, Masami 25 Vanhecke, Lieven 17 Dušek, Zdeněk 16 Vlášek, Zdeněk 8 Slovák, Jan 7 Krupka, Demeter 5 Nikčević, Stana Ž. 5 Prüfer, Friedbert 5 Tricerri, Franco 4 Opozda, Barbara 3 Abbassi, Mohamed Tahar Kadaoui 3 Arias-Marco, Teresa 3 Calvaruso, Giovanni 3 Kolář, Ivan 3 Křížek, Michal 2 Bejan, Cornelia-Livia 2 Boeckx, Eric 2 Hájková, Vladimíra 2 Marinosci, Rosa Anna 2 Markl, Martin 2 Perrone, Domenico 2 Pudlák, Pavel 2 Rossi, Olga 2 Somer, Lawrence E. 2 Vanžurová, Alena 2 Vrkoč, Ivo 1 Abassi, Mohammed Tahar Kadaoui 1 Belger, Martin 1 Berndt, Jürgen 1 Bureš, Jarolím 1 Čap, Andreas 1 Eastwood, Michael G. 1 Homolya, Szilvia 1 Ibragimov, Nail Hairullovich 1 Kulich, Ivan 1 Landsberg, Joseph Montague 1 Musso, Emilio 1 Nikčević, Ž. 1 Pravda, Vojtěch 1 Preiss, David 1 Shen, Zhongmin 1 Szenthe, János 1 Vinogradov, Aleksandr Mikhaĭlovich 1 Węgrzynowski, Stefan 1 Weierstraß, Karl all top 5 Serials 12 Commentationes Mathematicae Universitatis Carolinae 9 Archivum Mathematicum 9 Czechoslovak Mathematical Journal 9 Differential Geometry and its Applications 9 Pokroky Matematiky, Fyziky & Astronomie 8 Annals of Global Analysis and Geometry 6 Mathematische Nachrichten 6 Monatshefte für Mathematik 6 Publicationes Mathematicae Debrecen 4 Časopis Pro Pěstování Matematiky 4 Mathematische Zeitschrift 4 Note di Matematica 3 Journal of Geometry and Physics 3 Beiträge zur Algebra und Geometrie 3 Geometriae Dedicata 3 Journal of Differential Geometry 3 Mathematische Annalen 3 Central European Journal of Mathematics 2 Periodica Mathematica Hungarica 2 Archiv der Mathematik 2 Colloquium Mathematicum 2 Journal für die Reine und Angewandte Mathematik 2 Proceedings of the American Mathematical Society 2 Results in Mathematics 2 Tensor. New Series 2 Rendiconti del Seminario Matematico 2 Comptes Rendus de l’Académie des Sciences. Série I 2 Bollettino della Unione Matemàtica Italiana. Serie VII. B 2 Bulletin of the Belgian Mathematical Society - Simon Stevin 2 Mathematical Publications (Opava) 1 Mathematical Proceedings of the Cambridge Philosophical Society 1 Acta Mathematica 1 Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica 1 Annales Universitatis Scientiarum Budapestinensis de Rolando Eötvös Nominatae. Sectio Mathematica 1 Hokkaido Mathematical Journal 1 Journal of Geometry 1 Journal of the London Mathematical Society. Second Series 1 Journal of the Mathematical Society of Japan 1 Kodai Mathematical Journal 1 Mathematica Slovaca 1 Nagoya Mathematical Journal 1 Pacific Journal of Mathematics 1 Proceedings of the London Mathematical Society. Third Series 1 The Quarterly Journal of Mathematics. Oxford Second Series 1 Rozpravy Československé Akademie Věd. Řada Matematických a Přírodních Věd 1 Simon Stevin 1 Transactions of the American Mathematical Society 1 Bulletin of the Greek Mathematical Society 1 Rendiconti di Matematica e delle sue Applicazioni. Serie VII 1 Zeitschrift für Analysis und ihre Anwendungen 1 Acta Mathematica Hungarica 1 International Journal of Mathematics 1 Mathematica Bohemica 1 Bulletin of Tokyo Gakugei University. Section IV. Mathematics and Natural Sciences 1 Journal de Mathématiques Pures et Appliquées. Neuvième Série 1 Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Universitatis Iagellonicae Acta Mathematica 1 Advances in Geometry 1 Annali della Scuola Normale Superiore di Pisa. Scienze Fisiche e Matematiche. III. Ser 1 Matematicko-Fyzikálny Časopis, Slovenskej Akadémie Vied 1 Lecture Notes in Mathematics 1 Progress in Mathematics 1 Teubner-Texte zur Mathematik all top 5 Fields 173 Differential geometry (53-XX) 14 Global analysis, analysis on manifolds (58-XX) 13 General and overarching topics; collections (00-XX) 6 History and biography (01-XX) 5 Partial differential equations (35-XX) 3 Topological groups, Lie groups (22-XX) 3 Manifolds and cell complexes (57-XX) 2 Algebraic geometry (14-XX) 2 Operator theory (47-XX) 2 Algebraic topology (55-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Associative rings and algebras (16-XX) 1 Nonassociative rings and algebras (17-XX) 1 Measure and integration (28-XX) 1 Potential theory (31-XX) 1 Ordinary differential equations (34-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Convex and discrete geometry (52-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 144 Publications have been cited 1,282 times in 716 Documents Cited by ▼ Year ▼ Riemannian manifolds with homogeneous geodesics. Zbl 0731.53046Kowalski, O.; Vanhecke, L. 99 1991 Curvature of the induced Riemannian metric on the tangent bundle of a Riemannian manifold. Zbl 0222.53044Kowalski, Oldřich 74 1971 Generalized symmetric spaces. Zbl 0431.53042Kowalski, Oldrich 72 1980 Riemannian manifolds of conullity two. Zbl 0904.53006Boeckx, Eric; Vanhecke, Lieven; Kowalski, Oldřich 55 1996 Natural transformations of Riemannian metrics on manifolds to metrics on tangent bundles - a classification. Zbl 0656.53021Kowalski, Oldřich; Sekizawa, Masami 53 1988 On the existence of homogeneous geodesics in homogeneous Riemannian manifolds. Zbl 0980.53061Kowalski, Oldřich; Szenthe, János 36 2000 Geodesics in weakly symmetric spaces. Zbl 0880.53044Berndt, Jürgen; Kowalski, Oldřich; Vanhecke, Lieven 31 1997 An explicit classification of 3-dimensional Riemannian spaces satisfying \(R(X,Y)\cdot R=0\). Zbl 0879.53014Kowalski, O. 30 1996 New examples of Riemannian g.o. manifolds in dimension 7. Zbl 1050.22011Dušek, Z.; Kowalski, O.; Nikčević, S. Ž. 28 2004 Classification of locally homogeneous affine connections with arbitrary torsion on 2-dimensional manifolds. Zbl 1155.53009Arias-Marco, Teresa; Kowalski, Oldřich 26 2008 D’Atri spaces. Zbl 0862.53039Kowalski, Oldřich; Prüfer, Friedbert; Vanhecke, Lieven 21 1996 Classification of five-dimensional naturally reductive spaces. Zbl 0555.53024Kowalski, Oldřich; Vanhecke, Lieven 20 1985 Counter-example to the ”second Singer’s theorem”. Zbl 0736.53047Kowalski, O. 20 1990 Curvature homogeneous Riemannian manifolds. Zbl 0836.53029Kowalski, Oldřich; Tricerri, Franco; Vanhecke, Lieven 19 1992 Light-like homogeneous geodesics and the geodesic lemma for any signature. Zbl 1135.53316Dušek, Zdeněk; Kowalski, Oldřich 18 2007 Besicovitch-type properties of measures and submanifolds. Zbl 0618.53006Kowalski, Oldřich; Preiss, David 16 1987 A classification of locally homogeneous affine connections with skew-symmetric Ricci tensor on 2-dimensional manifolds. Zbl 0993.53008Kowalski, Oldřich; Opozda, Barbara; Vlášek, Zdeněk 16 2000 On tangent sphere bundles with small or large constant radius. Zbl 1011.53025Kowalski, Oldřich; Sekizawa, Masami 16 2000 Naturality of homogeneous metrics on stiefel manifolds \(SO(m + 1)/SO(m - 1)\). Zbl 1190.53020Abbassi, Mohamed Tahar Kadaoui; Kowalski, Oldřich 16 2010 Classification of 4-dimensional homogeneous D’Atri spaces. Zbl 1174.53024Arias-Marco, Teresa; Kowalski, Oldřich 15 2008 Ball-homogeneous and disk-homogeneous Riemannian manifolds. Zbl 0476.53023Kowalski, Oldřich; Vanhecke, Lieven 15 1982 A classification of Riemannian 3-manifolds with constant principal Ricci curvatures. Zbl 0788.53038Kowalski, Oldřich 14 1993 On Riemannian 3-manifolds with distinct constant Ricci eigenvalues. Zbl 0813.53020Kowalski, Oldřich; Prüfer, Friedbert 14 1994 Curvature homogeneous spaces with a solvable Lie group as homogeneous model. Zbl 0762.53031Kowalski, Oldřich; Tricerri, Franco; Vanhecke, Lieven 14 1992 On geodesic graphs of Riemannian g. o. spaces. Zbl 0940.53027Kowalski, O.; Nikčević, Ž. 14 1999 Geodesic graphs on the 13-dimensional group of Heisenberg type. Zbl 1019.22004Dušek, Z.; Kowalski, O. 14 2003 Classification of generalized symmetric pseudo-Riemannian spaces of dimension \(n\leq 4\). Zbl 0505.53024Cerny, J.; Kowalski, O. 12 1982 On Ricci eigenvalues of locally homogeneous Riemann 3-manifolds. Zbl 0859.53034Kowalski, O.; Nikčević, S. Ž. 12 1996 On regular curvature structures. Zbl 0234.53024Kowalski, Oldřich 12 1972 Homogeneous geodesics in homogeneous affine manifolds. Zbl 1184.53048Dušek, Zdeněk; Kowalski, Oldřich; Vlášek, Zdeněk 11 2009 On natural Riemann extensions. Zbl 1240.53051Kowalski, O.; Sekizawa, M. 11 2011 A classification of locally homogeneous connections on 2-dimensional manifolds via group-theoretical approach. Zbl 1060.53013Kowalski, Oldřich; Opozda, Barbara; Vlášek, Zdeněk 11 2004 Generalized symmetric Riemannian spaces. Zbl 0336.53036Kowalski, O. 11 1977 On Einstein Riemannian \(g\)-natural metrics on unit tangent sphere bundles. Zbl 1206.53049Abbassi, Mohamed Tahar Kadaoui; Kowalski, Oldřich 10 2010 Classification of 4-dimensional homogeneous weakly Einstein manifolds. Zbl 1363.53032Arias-Marco, Teresa; Kowalski, Oldřich 10 2015 Pseudo-symmetric spaces of constant type in dimension three – elliptic spaces. Zbl 0889.53026Kowalski, O.; Sekizawa, M. 10 1997 On locally nonhomogeneous pseudo-Riemannian manifolds with locally homogeneous Levi-Civita connections. Zbl 1061.53049Kowalski, Oldřich; Vlášek, Zdeněk; Opozda, Barbara 10 2003 Four-dimensional naturally reductive homogeneous spaces. Zbl 0631.53039Kowalski, O.; Vanhecke, L. 9 1983 On the local moduli space of locally homogeneous affine connections in plane domains. Zbl 1097.53009Kowalski, Oldřich; Vlášek, Zdeněk 9 2003 Simply connected two-step homogeneous nilmanifolds of dimension 5. Zbl 1115.53035Homolya, Szilvia; Kowalski, O. 9 2006 Homogeneous Riemannian manifolds with only one homogeneous geodesic. Zbl 1060.53043Kowalski, Oldřich; Vlášek, Zdeněk 9 2003 Homogeneous geodesics in solvable Lie groups. Zbl 1057.53041Calvaruso, G.; Kowalski, O.; Marinosci, R. A. 9 2003 Opérateurs différentiels invariants et symétries géodésiques préservant le volume. Zbl 0535.53039Kowalski, Oldřich; Vanhecke, Lieven 8 1983 A generalization of a theorem on naturally reductive homogeneous spaces. Zbl 0542.53029Kowalski, Oldřich; Vanhecke, Lieven 8 1984 Non-homogeneous relatives of symmetric spaces. Zbl 0796.53046Boeckx, Eric; Kowalski, Oldřich; Vanhecke, Lieven 8 1994 On six-dimensional pseudo-Riemannian almost g.o. spaces. Zbl 1126.53026Dušek, Zdeněk; Kowalski, Oldřich 8 2007 On \(G\)-natural metrics with constant scalar curvature on unit tangent sphere bundles. Zbl 1107.53023Abbassi, Mohamed Tahar Kadaoui; Kowalski, Oldřich 8 2005 Homogeneous geodesics in homogeneous Riemannian manifolds – examples. Zbl 0989.53025Kowalski, Oldřich; Nikčević, Stana; Vlášek, Zdeněk 8 2000 The Riemann extensions with cyclic parallel Ricci tensor. Zbl 1321.53037Kowalski, Oldřich; Sekizawa, Masami 8 2014 Existence of generalized symmetric Riemannian spaces of arbitrary order. Zbl 0357.53034Kowalski, Oldrich 8 1978 Two-point functions on Riemannian manifolds. Zbl 0571.53031Kowalski, Oldřich; Vanhecke, Lieven 7 1985 New examples of non-homogeneous Riemannian manifolds whose curvature tensor is that of a Riemannian symmetric space. Zbl 0713.53028Kowalski, Oldřich; Tricerri, Franco; Vanhecke, Lieven 7 1990 Generalized symmetric submanifolds of Euclidean spaces. Zbl 0614.53040Kowalski, O.; Kulich, I. 7 1987 The classification of \(\varphi\)-symmetric Sasakian manifolds. Zbl 0781.53038Jiménez, J. A.; Kowalski, O. 7 1993 On the Ricci operator of locally homogeneous Lorentzian 3-manifolds. Zbl 1180.53070Calvaruso, Giovanni; Kowalski, Oldrich 7 2009 On curvatures of linear frame bundles with naturally lifted metrics. Zbl 1141.53020Kowalski, O.; Sekizawa, M. 7 2005 On generalized symmetric spaces. Zbl 0516.53053Kowalski, O. 7 1979 A new formula for the shape operator of a geodesic sphere and its applications. Zbl 0596.53017Kowalski, Oldřich; Vanhecke, Lieven 6 1986 Almost Osserman structures on natural Riemann extensions. Zbl 1277.53016Kowalski, Oldřich; Sekizawa, Masami 6 2013 How many Ricci at affine connections are there with arbitrary torsion? Zbl 1374.35011Dušek, Zdeněk; Kowalski, Oldřich 6 2016 Diagonalization of three-dimensional pseudo-Riemannian metrics. Zbl 1280.53020Kowalski, Oldřich; Sekizawa, Masami 5 2013 Spaces with volume-preserving symmetries and related classes of Riemannian manifolds. Zbl 0631.53033Kowalski, Oldřich 5 1983 Riemannian manifolds of dimension N\(\leq 4\) admitting a homogeneous structure of class \({\mathcal T}_ 2\). Zbl 0655.53038Kowalski, Oldřich; Tricerri, Franco 5 1987 A classification of five-dimensional \(\phi\)-symmetric spaces. Zbl 0682.53050Kowalski, Oldřich; Wȩgrzynowski, Stefan 5 1987 Nonhomogeneous Riemannian 3-manifolds with distinct constant Ricci eigenvalues. Zbl 0789.53024Kowalski, Oldřich 5 1993 On the geometry of orthonormal frame bundles. Zbl 1158.53015Kowalski, Oldřich; Sekizawa, Masami 5 2008 Homogeneous geodesics in 3-dimensional homogeneous affine manifolds. Zbl 1244.53057Dušek, Zdeněk; Kowalski, Oldřich; Vlášek, Zdeněk 5 2011 A canonical connection for locally homogeneous Riemannian manifolds. Zbl 0737.53044Kowalski, Oldřich; Tricerri, Franco 5 1991 Riemannian metrics with the prescribed curvature tensor and all its covariant derivatives at one point. Zbl 0829.53038Kowalski, Oldřich; Belger, Martin 5 1994 On some differential operators on natural Riemann extensions. Zbl 1421.53071Bejan, Cornelia-Livia; Kowalski, Oldřich 5 2015 Classification of generalized symmetric Riemannian spaces of dimension \(n\leq 5\). Zbl 0343.53033Kowalski, Oldrich 5 1975 On a generalization of geodesic and magnetic curves. Zbl 1396.53066Bejan, Cornelia-Livia; Kowalski, Oldrich 4 2017 Generalized symmetric spaces. (Obobshchennye simmetricheskie prostranstva). Transl. from the English. Zbl 0543.53041Kowalski, Oldrich 4 1984 On archimedean positively fully ordered semigroups. Zbl 0138.02103Kowalski, O. 4 1965 On probabilistic commutative spaces. Zbl 0671.53032Kowalski, Oldřich; Prüfer, Friedbert 4 1989 Homogeneous Einstein metrics on Aloff-Wallach spaces. Zbl 0779.53031Kowalski, Oldřich; Vlášek, Zdeněk 4 1993 Curvature tensors in dimension four which do not belong to any curvature homogeneous space. Zbl 0813.53027Kowalski, Oldřich; Prüfer, Friedbert 4 1994 On a generalization of curvature homogeneous spaces. Zbl 1262.53036Kowalski, O.; Vanžurová, A. 4 2013 Riemannian manifolds with general symmetries. Zbl 0265.53040Kowalski, Oldrich 4 1974 Curvature homogeneity of affine connections on two-dimensional manifolds. Zbl 0942.53019Kowalski, Oldřich; Opozda, Barbara; Vlášek, Zdeněk 4 1999 Local isometry classes of Riemannian 3-manifolds with constant Ricci eigenvalues \(\rho _1=\rho _2\not = \rho _3>0\). Zbl 0903.53015Kowalski, Oldřich; Sekizawa, Masami 4 1996 On curvature-homogeneous spaces of type (1,3). Zbl 1259.53041Kowalski, Oldřich; Vanžurová, Alena 4 2011 G-deformations of curves and volumes of tubes in Riemannian manifolds. Zbl 0533.53042Kowalski, Oldřich; Vanhecke, Lieven 3 1983 Classification of four-dimensional commutative spaces. Zbl 0549.53048Kowalski, Oldřich; Vanhecke, Lieven 3 1984 G-deformations and some generalizations of H. Weyl’s tube theorem. Zbl 0593.53036Kowalski, Oldřich; Vanhecke, Lieven 3 1986 Geodesic spheres and a new recursion formula on Riemannian manifolds. Zbl 0664.53006Kowalski, O.; Vanhecke, L. 3 1987 A note to a theorem by K. Sekigawa. Zbl 0679.53043Kowalski, Oldřich 3 1989 Invariance of \(g\)-natural metrics on tangent bundles. Zbl 1169.53018Kowalski, Oldřich; Sekizawa, Masami 3 2008 Metrizability of affine connections on analytic manifolds. Zbl 0699.53038Kowalski, Oldřich 3 1988 The Gelfand theorem and its converse for Kähler manifolds. Zbl 0641.53062Kowalski, O.; Vanhecke, L. 3 1988 Some curvature identities for commutative spaces. Zbl 0513.53047Kowalski, Oldrich 3 1982 Weakly symmetric spaces in dimension five. Zbl 0868.53038Kowalski, O.; Marinosci, R. A. 3 1997 Riemannian 3-manifolds with \(c\)-conullity two. Zbl 0879.53034Kowalski, Oldřich; Sekizawa, Masami 3 1997 On the scalar curvature of tangent sphere bundles with arbitrary constant radius. Zbl 1163.53321Kowalski, Oldřich; Sekizawa, Masami 3 2000 Partial curvature structures and conformal geometry of submanifolds. Zbl 0273.53012Kowalski, Oldrich 3 1973 Classification of Riemannian 3-manifolds with distinct constant principal Ricci curvatures. Zbl 0942.53025Kowalski, Oldřich; Vlášek, Zdeněk 3 1998 Immersions of Riemannian manifolds with a given normal bundle structure. I. Zbl 0189.22301Kowalski, O. 3 1969 On 3D-Riemannian manifolds with prescribed Ricci eigenvalues. Zbl 1079.53056Kowalski, Oldřich; Vlášek, Zdeněk 3 2005 How many are affine connections with torsion. Zbl 1340.53021Dušek, Zdeněk; Kowalski, Oldřich 3 2014 Can tangent sphere bundles over Riemannian manifolds have strictly positive sectional curvature? Zbl 1011.53034Kowalski, O.; Sekizawa, M.; Vlášek, Z. 3 2001 On a generalization of geodesic and magnetic curves. Zbl 1396.53066Bejan, Cornelia-Livia; Kowalski, Oldrich 4 2017 How many Ricci at affine connections are there with arbitrary torsion? Zbl 1374.35011Dušek, Zdeněk; Kowalski, Oldřich 6 2016 How many torsionless affine connections exist in general dimension? Zbl 1353.35009Dušek, Zdenek; Kowalski, Oldrich 2 2016 Existence and classification of three-dimensional Lorentzian manifolds with prescribed distinct Ricci eigenvalues. Zbl 1347.53021Kowalski, Oldřich; Sekizawa, Masami 2 2016 Classification of 4-dimensional homogeneous weakly Einstein manifolds. Zbl 1363.53032Arias-Marco, Teresa; Kowalski, Oldřich 10 2015 On some differential operators on natural Riemann extensions. Zbl 1421.53071Bejan, Cornelia-Livia; Kowalski, Oldřich 5 2015 How many are equiaffine connections with torsion. Zbl 1363.53012Dušek, Zdeněk; Kowalski, Oldřich 2 2015 Transformations between Singer-Thorpe bases in 4-dimensional Einstein manifolds. Zbl 1339.53048Dušek, Zdeněk; Kowalski, Oldřich 1 2015 The Riemann extensions with cyclic parallel Ricci tensor. Zbl 1321.53037Kowalski, Oldřich; Sekizawa, Masami 8 2014 How many are affine connections with torsion. Zbl 1340.53021Dušek, Zdeněk; Kowalski, Oldřich 3 2014 Almost Osserman structures on natural Riemann extensions. Zbl 1277.53016Kowalski, Oldřich; Sekizawa, Masami 6 2013 Diagonalization of three-dimensional pseudo-Riemannian metrics. Zbl 1280.53020Kowalski, Oldřich; Sekizawa, Masami 5 2013 On a generalization of curvature homogeneous spaces. Zbl 1262.53036Kowalski, O.; Vanžurová, A. 4 2013 Curvatures of the diagonal lift from an affine manifold to the linear frame bundle. Zbl 1262.53021Kowalski, Oldřich; Sekizawa, Masami 2 2012 Invariance of the naturally lifted metrics on linear frame bundles over affne manifolds. Zbl 1299.53075Kowalski, Oldřich; Sekizawa, Masami 1 2012 On natural Riemann extensions. Zbl 1240.53051Kowalski, O.; Sekizawa, M. 11 2011 Homogeneous geodesics in 3-dimensional homogeneous affine manifolds. Zbl 1244.53057Dušek, Zdeněk; Kowalski, Oldřich; Vlášek, Zdeněk 5 2011 On curvature-homogeneous spaces of type (1,3). Zbl 1259.53041Kowalski, Oldřich; Vanžurová, Alena 4 2011 Naturality of homogeneous metrics on stiefel manifolds \(SO(m + 1)/SO(m - 1)\). Zbl 1190.53020Abbassi, Mohamed Tahar Kadaoui; Kowalski, Oldřich 16 2010 On Einstein Riemannian \(g\)-natural metrics on unit tangent sphere bundles. Zbl 1206.53049Abbassi, Mohamed Tahar Kadaoui; Kowalski, Oldřich 10 2010 Homogeneous geodesics in homogeneous affine manifolds. Zbl 1184.53048Dušek, Zdeněk; Kowalski, Oldřich; Vlášek, Zdeněk 11 2009 On the Ricci operator of locally homogeneous Lorentzian 3-manifolds. Zbl 1180.53070Calvaruso, Giovanni; Kowalski, Oldrich 7 2009 Natural lifts in Riemannian geometry. Zbl 1208.53048Kowalski, Oldřich; Sekizawa, Masami 2 2009 Classification of locally homogeneous affine connections with arbitrary torsion on 2-dimensional manifolds. Zbl 1155.53009Arias-Marco, Teresa; Kowalski, Oldřich 26 2008 Classification of 4-dimensional homogeneous D’Atri spaces. Zbl 1174.53024Arias-Marco, Teresa; Kowalski, Oldřich 15 2008 On the geometry of orthonormal frame bundles. Zbl 1158.53015Kowalski, Oldřich; Sekizawa, Masami 5 2008 Invariance of \(g\)-natural metrics on tangent bundles. Zbl 1169.53018Kowalski, Oldřich; Sekizawa, Masami 3 2008 Invariance of \(g\)-natural metrics on linear frame bundles. Zbl 1212.53042Kowalski, Oldřich; Sekizawa, Masami 2 2008 On Riemannian geometry of tangent sphere bundles with arbitrary constant radius. Zbl 1212.53043Kowalski, Oldřich; Sekizawa, Masami 2 2008 On the geometry of orthonormal frame bundles. II. Zbl 1141.53023Kowalski, Oldřich; Sekizawa, Masami 2 2008 Light-like homogeneous geodesics and the geodesic lemma for any signature. Zbl 1135.53316Dušek, Zdeněk; Kowalski, Oldřich 18 2007 On six-dimensional pseudo-Riemannian almost g.o. spaces. Zbl 1126.53026Dušek, Zdeněk; Kowalski, Oldřich 8 2007 Examples of pseudo-Riemannian g.o. manifolds. Zbl 1122.53030Dušek, Zdenék; Kowalski, Oldřich 2 2007 Classification of locally projectively homogeneous torsion-less affine connections in the plane domains. Zbl 1131.53006Kowalski, Oldřich; Vlášek, Zdeněk 1 2007 Simply connected two-step homogeneous nilmanifolds of dimension 5. Zbl 1115.53035Homolya, Szilvia; Kowalski, O. 9 2006 Geodesic graphs on special 7-dimensional g.o. manifolds. Zbl 1164.53361Dušek, Zdeněk; Kowalski, Oldřich 1 2006 On \(G\)-natural metrics with constant scalar curvature on unit tangent sphere bundles. Zbl 1107.53023Abbassi, Mohamed Tahar Kadaoui; Kowalski, Oldřich 8 2005 On curvatures of linear frame bundles with naturally lifted metrics. Zbl 1141.53020Kowalski, O.; Sekizawa, M. 7 2005 On 3D-Riemannian manifolds with prescribed Ricci eigenvalues. Zbl 1079.53056Kowalski, Oldřich; Vlášek, Zdeněk 3 2005 New examples of Riemannian g.o. manifolds in dimension 7. Zbl 1050.22011Dušek, Z.; Kowalski, O.; Nikčević, S. Ž. 28 2004 A classification of locally homogeneous connections on 2-dimensional manifolds via group-theoretical approach. Zbl 1060.53013Kowalski, Oldřich; Opozda, Barbara; Vlášek, Zdeněk 11 2004 On three-dimensional hypersurfaces with type number two in \(\mathbb{H}^4\) and \(\mathbb{S}^4\) treated in intrinsic way. Zbl 1057.53044Hájková, V.; Kowalski, O.; Sekizawa, M. 1 2004 Geodesic graphs on the 13-dimensional group of Heisenberg type. Zbl 1019.22004Dušek, Z.; Kowalski, O. 14 2003 On locally nonhomogeneous pseudo-Riemannian manifolds with locally homogeneous Levi-Civita connections. Zbl 1061.53049Kowalski, Oldřich; Vlášek, Zdeněk; Opozda, Barbara 10 2003 On the local moduli space of locally homogeneous affine connections in plane domains. Zbl 1097.53009Kowalski, Oldřich; Vlášek, Zdeněk 9 2003 Homogeneous Riemannian manifolds with only one homogeneous geodesic. Zbl 1060.53043Kowalski, Oldřich; Vlášek, Zdeněk 9 2003 Homogeneous geodesics in solvable Lie groups. Zbl 1057.53041Calvaruso, G.; Kowalski, O.; Marinosci, R. A. 9 2003 Appendix to: On geodesic graphs of Riemannian g. o. spaces. Zbl 1029.53063Kowalski, O.; Nikčević, S. Ž. 2 2002 8th international conference on differential geometry and its applications. Selected papers from the conference, Opava, Czech Republic, August 27–31, 2001. Zbl 1019.00519 1 2002 Can tangent sphere bundles over Riemannian manifolds have strictly positive sectional curvature? Zbl 1011.53034Kowalski, O.; Sekizawa, M.; Vlášek, Z. 3 2001 On the existence of homogeneous geodesics in homogeneous Riemannian manifolds. Zbl 0980.53061Kowalski, Oldřich; Szenthe, János 36 2000 A classification of locally homogeneous affine connections with skew-symmetric Ricci tensor on 2-dimensional manifolds. Zbl 0993.53008Kowalski, Oldřich; Opozda, Barbara; Vlášek, Zdeněk 16 2000 On tangent sphere bundles with small or large constant radius. Zbl 1011.53025Kowalski, Oldřich; Sekizawa, Masami 16 2000 Homogeneous geodesics in homogeneous Riemannian manifolds – examples. Zbl 0989.53025Kowalski, Oldřich; Nikčević, Stana; Vlášek, Zdeněk 8 2000 On the scalar curvature of tangent sphere bundles with arbitrary constant radius. Zbl 1163.53321Kowalski, Oldřich; Sekizawa, Masami 3 2000 Geometry of tangent sphere bundles with arbitrary constant radius. Zbl 1024.53030Kowalski, Oldřich; Sekizawa, Masami 1 2000 On geodesic graphs of Riemannian g. o. spaces. Zbl 0940.53027Kowalski, O.; Nikčević, Ž. 14 1999 Curvature homogeneity of affine connections on two-dimensional manifolds. Zbl 0942.53019Kowalski, Oldřich; Opozda, Barbara; Vlášek, Zdeněk 4 1999 Intrinsic characterization of completely ruled hypersurfaces. Zbl 0921.53014Hájková, Vladimíra; Kowalski, Oldřich 1 1999 Classification of Riemannian 3-manifolds with distinct constant principal Ricci curvatures. Zbl 0942.53025Kowalski, Oldřich; Vlášek, Zdeněk 3 1998 Pseudo-symmetric spaces of constant type in dimension three – non-elliptic spaces. Zbl 0945.53020Kowalski, Oldřich; Sekizawa, Masami 2 1998 Contact homogeneity and envelopes of Riemannian metrics. Zbl 0892.53010Kowalski, Oldřich; Nikčević, Stana Ž. 1 1998 Geodesics in weakly symmetric spaces. Zbl 0880.53044Berndt, Jürgen; Kowalski, Oldřich; Vanhecke, Lieven 31 1997 Pseudo-symmetric spaces of constant type in dimension three – elliptic spaces. Zbl 0889.53026Kowalski, O.; Sekizawa, M. 10 1997 Weakly symmetric spaces in dimension five. Zbl 0868.53038Kowalski, O.; Marinosci, R. A. 3 1997 Riemannian 3-manifolds with \(c\)-conullity two. Zbl 0879.53034Kowalski, Oldřich; Sekizawa, Masami 3 1997 Riemannian manifolds of conullity two. Zbl 0904.53006Boeckx, Eric; Vanhecke, Lieven; Kowalski, Oldřich 55 1996 An explicit classification of 3-dimensional Riemannian spaces satisfying \(R(X,Y)\cdot R=0\). Zbl 0879.53014Kowalski, O. 30 1996 D’Atri spaces. Zbl 0862.53039Kowalski, Oldřich; Prüfer, Friedbert; Vanhecke, Lieven 21 1996 On Ricci eigenvalues of locally homogeneous Riemann 3-manifolds. Zbl 0859.53034Kowalski, O.; Nikčević, S. Ž. 12 1996 Local isometry classes of Riemannian 3-manifolds with constant Ricci eigenvalues \(\rho _1=\rho _2\not = \rho _3>0\). Zbl 0903.53015Kowalski, Oldřich; Sekizawa, Masami 4 1996 A classification of special Riemannian 3-manifolds with distinct constant Ricci eigenvalues. Zbl 0821.53036Kowalski, O.; Prüfer, F. 1 1995 On Riemannian 3-manifolds with distinct constant Ricci eigenvalues. Zbl 0813.53020Kowalski, Oldřich; Prüfer, Friedbert 14 1994 Non-homogeneous relatives of symmetric spaces. Zbl 0796.53046Boeckx, Eric; Kowalski, Oldřich; Vanhecke, Lieven 8 1994 Riemannian metrics with the prescribed curvature tensor and all its covariant derivatives at one point. Zbl 0829.53038Kowalski, Oldřich; Belger, Martin 5 1994 Curvature tensors in dimension four which do not belong to any curvature homogeneous space. Zbl 0813.53027Kowalski, Oldřich; Prüfer, Friedbert 4 1994 A classification of Riemannian 3-manifolds with constant principal Ricci curvatures. Zbl 0788.53038Kowalski, Oldřich 14 1993 The classification of \(\varphi\)-symmetric Sasakian manifolds. Zbl 0781.53038Jiménez, J. A.; Kowalski, O. 7 1993 Nonhomogeneous Riemannian 3-manifolds with distinct constant Ricci eigenvalues. Zbl 0789.53024Kowalski, Oldřich 5 1993 Homogeneous Einstein metrics on Aloff-Wallach spaces. Zbl 0779.53031Kowalski, Oldřich; Vlášek, Zdeněk 4 1993 Curvature homogeneous Riemannian manifolds. Zbl 0836.53029Kowalski, Oldřich; Tricerri, Franco; Vanhecke, Lieven 19 1992 Curvature homogeneous spaces with a solvable Lie group as homogeneous model. Zbl 0762.53031Kowalski, Oldřich; Tricerri, Franco; Vanhecke, Lieven 14 1992 Riemannian manifolds with homogeneous geodesics. Zbl 0731.53046Kowalski, O.; Vanhecke, L. 99 1991 A canonical connection for locally homogeneous Riemannian manifolds. Zbl 0737.53044Kowalski, Oldřich; Tricerri, Franco 5 1991 Counter-example to the ”second Singer’s theorem”. Zbl 0736.53047Kowalski, O. 20 1990 New examples of non-homogeneous Riemannian manifolds whose curvature tensor is that of a Riemannian symmetric space. Zbl 0713.53028Kowalski, Oldřich; Tricerri, Franco; Vanhecke, Lieven 7 1990 On probabilistic commutative spaces. Zbl 0671.53032Kowalski, Oldřich; Prüfer, Friedbert 4 1989 A note to a theorem by K. Sekigawa. Zbl 0679.53043Kowalski, Oldřich 3 1989 Riemannian manifolds with homogeneous geodesics. Zbl 0692.53022Kowalski, O.; Vanhecke, L. 1 1989 Natural transformations of Riemannian metrics on manifolds to metrics on tangent bundles - a classification. Zbl 0656.53021Kowalski, Oldřich; Sekizawa, Masami 53 1988 Metrizability of affine connections on analytic manifolds. Zbl 0699.53038Kowalski, Oldřich 3 1988 The Gelfand theorem and its converse for Kähler manifolds. Zbl 0641.53062Kowalski, O.; Vanhecke, L. 3 1988 The Gelfand theorem and its converse in Sasakian geometry. Zbl 0644.53042Kowalski, O.; Vanhecke, L. 2 1988 Besicovitch-type properties of measures and submanifolds. Zbl 0618.53006Kowalski, Oldřich; Preiss, David 16 1987 Generalized symmetric submanifolds of Euclidean spaces. Zbl 0614.53040Kowalski, O.; Kulich, I. 7 1987 Riemannian manifolds of dimension N\(\leq 4\) admitting a homogeneous structure of class \({\mathcal T}_ 2\). Zbl 0655.53038Kowalski, Oldřich; Tricerri, Franco 5 1987 A classification of five-dimensional \(\phi\)-symmetric spaces. Zbl 0682.53050Kowalski, Oldřich; Wȩgrzynowski, Stefan 5 1987 Geodesic spheres and a new recursion formula on Riemannian manifolds. Zbl 0664.53006Kowalski, O.; Vanhecke, L. 3 1987 Natural transformations of Riemannian metrics on manifolds to metrics on linear frame bundles - a classification. Zbl 0632.53040Kowalski, Oldřich; Sekizawa, Masami 2 1987 On 3-dimensional Riemannian \(\Sigma\)-spaces. Zbl 0624.53028Kowalski, O.; Sekizawa, M. 1 1987 ...and 44 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 596 Authors 49 Kowalski, Oldřich 38 Calvaruso, Giovanni 35 Vanhecke, Lieven 21 García-Río, Eduardo 18 Gilkey, Peter B. 18 Nikonorov, Yurii Gennadyevich 17 De, Uday Chand 14 Abbassi, Mohamed Tahar Kadaoui 14 Arvanitoyeorgos, Andreas 14 Dušek, Zdeněk 14 Perrone, Domenico 14 Zaeim, Amirhesam 12 Bejan, Cornelia-Livia 10 Druţă-Romaniuc, Simona-Luiza 9 Sekizawa, Masami 9 Souris, Nikolaos Panagiotis 8 Berestovskiĭ, Valeriĭ Nikolaevich 8 Chen, Zhiqi 8 Inoguchi, Jun-ichi 8 Peyghan, Esmaeil 8 Vázquez-Lorenzo, Ramón 7 Arias-Marco, Teresa 7 Calviño-Louzao, Esteban 7 Deng, Shaoqiang 7 Deszcz, Ryszard 7 Latifi, Dariush 7 Majhi, Pradip 7 Opozda, Barbara 7 Prüfer, Friedbert 7 Salimov, Arif A. 7 Statha, Marina 7 Toomanian, Megerdich 7 Yan, Zaili 6 Albuquerque, Rui P. 6 Amri, Noura 6 Blair, David E. 6 Brozos-Vázquez, Miguel 6 González Dávila, José Carmelo 6 Tricerri, Franco 6 Wolf, Joseph Albert 5 Balashchenko, Vitaly V. 5 Berndt, Jürgen 5 Boeckx, Eric 5 Chen, Huibin 5 Cho, Jong Taek 5 Dumitrescu, Sorin 5 Dunn, Corey M. 5 Fino, Anna 5 Habibi, Parastoo 5 Haji-Badali, Ali 5 Marinosci, Rosa Anna 5 Mozheĭ, Natal’ya Pavlovna 5 Nikčević, Stana Ž. 5 Nikolaevskiĭ, Yuriĭ A. 5 Tayebi, Akbar 5 Vanžurová, Alena 5 Wood, Chris M. 4 Batat, Wafaa 4 Bokan, Neda 4 Castrillón López, Marco 4 De, Krishnendu 4 Martínez Gadea, Pedro 4 Gezer, Aydin 4 Gutiérrez-Rodríguez, Ixchel 4 Lotta, Antonio 4 Munteanu, Marian-Ioan 4 Niedziałomski, Kamil 4 Oubiña, José A. 4 Romani, Giuliano 4 Sekigawa, Kouei 4 Šukilović, Tijana 4 Tralle, Aleksy E. 4 Vázquez Abal, María Elena 4 Wang, Yaning 4 Wang, Yu 4 Xu, Ming 4 Zhao, Guosong 3 Alekseevskiĭ, Dmitriĭ Vladimirovich 3 Belarbi, Lakehal 3 Bilen, Lokman 3 Bueken, Peter 3 Chun, Sun Hyang 3 Console, Sergio 3 Csikós, Balázs 3 D’Ascanio, Daniela 3 de Leo, Barbara 3 De, Avik 3 Diallo, Abdoul Salam 3 Dileo, Giulia 3 Djorić, Mirjana 3 Fattayev, Habil D. 3 Głogowska, Małgorzata 3 Hall, Graham S. 3 Horváth, Márton 3 Koufogiorgos, Themis 3 Kozlowski, Wojciech 3 Lakrini, Ibrahim 3 Mikulski, Włodzimierz M. 3 Nikolayevsky, Yuri 3 Patrangenaru, Victor ...and 496 more Authors all top 5 Cited in 187 Serials 58 Differential Geometry and its Applications 41 Journal of Geometry and Physics 40 Annals of Global Analysis and Geometry 29 Geometriae Dedicata 28 Czechoslovak Mathematical Journal 17 Journal of Geometry 16 Annali di Matematica Pura ed Applicata. 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Symmetry, Integrability and Geometry: Methods and Applications 2 Analysis and Mathematical Physics 2 Afrika Matematika 1 Acta Mathematica Academiae Scientiarum Hungaricae 1 Indian Journal of Pure & Applied Mathematics 1 International Journal of Theoretical Physics ...and 87 more Serials all top 5 Cited in 39 Fields 676 Differential geometry (53-XX) 55 Topological groups, Lie groups (22-XX) 45 Global analysis, analysis on manifolds (58-XX) 20 Manifolds and cell complexes (57-XX) 19 Partial differential equations (35-XX) 18 Relativity and gravitational theory (83-XX) 16 Several complex variables and analytic spaces (32-XX) 14 Nonassociative rings and algebras (17-XX) 12 Measure and integration (28-XX) 11 Algebraic geometry (14-XX) 10 Dynamical systems and ergodic theory (37-XX) 8 Quantum theory (81-XX) 7 Linear and multilinear algebra; matrix theory (15-XX) 7 Calculus of variations and optimal control; optimization (49-XX) 6 Group theory and generalizations (20-XX) 6 Numerical analysis (65-XX) 6 Mechanics of particles and systems (70-XX) 5 Harmonic analysis on Euclidean spaces (42-XX) 4 Algebraic topology (55-XX) 3 Order, lattices, ordered algebraic structures (06-XX) 3 Commutative algebra (13-XX) 3 Computer science (68-XX) 2 Combinatorics (05-XX) 2 Real functions (26-XX) 2 Functions of a complex variable (30-XX) 2 Potential theory (31-XX) 2 Ordinary differential equations (34-XX) 2 Operator theory (47-XX) 2 Geometry (51-XX) 2 Probability theory and stochastic processes (60-XX) 1 General and overarching topics; collections (00-XX) 1 Number theory (11-XX) 1 Sequences, series, summability (40-XX) 1 Functional analysis (46-XX) 1 Convex and discrete geometry (52-XX) 1 General topology (54-XX) 1 Astronomy and astrophysics (85-XX) 1 Operations research, mathematical programming (90-XX) 1 Systems theory; control (93-XX) Citations by Year