Calvaruso, Giovanni; Pellegrino, Lorenzo; Van der Veken, Joeri Totally geodesic and parallel hypersurfaces of Gödel-type spacetimes. (English) Zbl 07812427 J. Geom. Phys. 198, Article ID 105108, 14 p. (2024). Reviewer: Andrea Tamburelli (Houston) MSC: 53B25 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso} et al., J. Geom. Phys. 198, Article ID 105108, 14 p. (2024; Zbl 07812427) Full Text: DOI arXiv
Calvaruso, Giovanni; Zaeim, Amirhesam Critical metrics for quadratic curvature functionals on some solvmanifolds. (English) Zbl 1523.53064 Rev. Mat. Complut. 36, No. 3, 869-886 (2023). MSC: 53C50 53C21 35A01 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Rev. Mat. Complut. 36, No. 3, 869--886 (2023; Zbl 1523.53064) Full Text: DOI
Brozos-Vázquez, Miguel; Calvaruso, Giovanni; García-Río, Eduardo; Gavino-Fernández, Sandra Corrigendum to: “Three-dimensional Lorentzian homogeneous Ricci solitons”. (English) Zbl 1519.53037 Isr. J. Math. 255, No. 2, 975-984 (2023). MSC: 53C25 53C30 53C50 PDFBibTeX XMLCite \textit{M. Brozos-Vázquez} et al., Isr. J. Math. 255, No. 2, 975--984 (2023; Zbl 1519.53037) Full Text: DOI
Calvaruso, Giovanni Einstein-like metrics on three-dimensional non-unimodular Lorentzian Lie groups. (English) Zbl 1517.53064 Bull. Iran. Math. Soc. 49, No. 2, Paper No. 14, 14 p. (2023). MSC: 53C50 53C30 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Bull. Iran. Math. Soc. 49, No. 2, Paper No. 14, 14 p. (2023; Zbl 1517.53064) Full Text: DOI
Calvaruso, Giovanni; Pellegrino, Lorenzo; Van der Veken, Joeri Totally Geodesic and Parallel Hypersurfaces of Siklos Spacetimes. arXiv:2310.20538 Preprint, arXiv:2310.20538 [math.DG] (2023). MSC: 53B25 53C50 BibTeX Cite \textit{G. Calvaruso} et al., ``Totally Geodesic and Parallel Hypersurfaces of Siklos Spacetimes'', Preprint, arXiv:2310.20538 [math.DG] (2023) Full Text: arXiv OA License
Calvaruso, Giovanni; Onnis, Irene I.; Pellegrino, Lorenzo; Uccheddu, Daria Helix surfaces for Berger-like metrics on the anti-de Sitter space. arXiv:2301.07400 Preprint, arXiv:2301.07400 [math.DG] (2023). MSC: 53B25 53C50 BibTeX Cite \textit{G. Calvaruso} et al., ``Helix surfaces for Berger-like metrics on the anti-de Sitter space'', Preprint, arXiv:2301.07400 [math.DG] (2023) Full Text: arXiv OA License
Calvaruso, Giovanni; Kaflou, Mahdieh; Zaeim, Amirhesam On the symmetries of Siklos spacetimes. (English) Zbl 1500.83036 Gen. Relativ. Gravitation 54, No. 6, Paper No. 60, 26 p. (2022). MSC: 83F05 53C50 53B30 53C21 PDFBibTeX XMLCite \textit{G. Calvaruso} et al., Gen. Relativ. Gravitation 54, No. 6, Paper No. 60, 26 p. (2022; Zbl 1500.83036) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Conformal geometry of semi-direct extensions of the Heisenberg group. (English) Zbl 1498.53075 J. Math. Phys. Anal. Geom. 17, No. 4, 407-421 (2021). Reviewer: Andreas Arvanitoyeorgos (Patras) MSC: 53C30 53C20 53C50 53C18 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, J. Math. Phys. Anal. Geom. 17, No. 4, 407--421 (2021; Zbl 1498.53075) Full Text: DOI
Calvaruso, Giovanni The Ricci soliton equation for homogeneous Siklos spacetimes. (English) Zbl 1496.53063 Note Mat. 41, No. 1, 31-44 (2021). MSC: 53C25 53C50 35A01 PDFBibTeX XMLCite \textit{G. Calvaruso}, Note Mat. 41, No. 1, 31--44 (2021; Zbl 1496.53063) Full Text: DOI
Arvanitoyeorgos, Andreas; Calvaruso, Giovanni; Souris, Nikolaos Panagiotis Two-step homogeneous geodesics in pseudo-Riemannian manifolds. (English) Zbl 1467.53048 Ann. Global Anal. Geom. 59, No. 3, 297-317 (2021). Reviewer: Stefan Suhr (Bochum) MSC: 53C22 53C30 53C50 PDFBibTeX XMLCite \textit{A. Arvanitoyeorgos} et al., Ann. Global Anal. Geom. 59, No. 3, 297--317 (2021; Zbl 1467.53048) Full Text: DOI
Calvaruso, Giovanni On semi-direct extensions of the Heisenberg group. (English) Zbl 1467.53061 Collect. Math. 72, No. 1, 1-23 (2021). Reviewer: Mohammad Nazrul Islam Khan (Buraidah) MSC: 53C30 53C50 35A01 PDFBibTeX XMLCite \textit{G. Calvaruso}, Collect. Math. 72, No. 1, 1--23 (2021; Zbl 1467.53061) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Homogeneous geodesics and natural reductivity of homogeneous Gödel-type spacetimes. (English) Zbl 1457.53038 J. Geom. Phys. 159, Article ID 103919, 12 p. (2021). Reviewer: Andreas Arvanitoyeorgos (Patras) MSC: 53C30 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, J. Geom. Phys. 159, Article ID 103919, 12 p. (2021; Zbl 1457.53038) Full Text: DOI
Abbassi, Mohamed Tahar Kadaoui; Amri, Noura; Calvaruso, Giovanni \(g\)-natural symmetries on tangent bundles. (English) Zbl 1526.53019 Math. Nachr. 293, No. 10, 1873-1887 (2020). MSC: 53C07 53C50 PDFBibTeX XMLCite \textit{M. T. K. Abbassi} et al., Math. Nachr. 293, No. 10, 1873--1887 (2020; Zbl 1526.53019) Full Text: DOI
Calvaruso, Giovanni; Storm, Reinier; Van der Veken, Joeri Parallel and totally geodesic hypersurfaces of non-reductive homogeneous four-manifolds. (English) Zbl 1523.53056 Math. Nachr. 293, No. 9, 1707-1729 (2020). MSC: 53C30 53C40 PDFBibTeX XMLCite \textit{G. Calvaruso} et al., Math. Nachr. 293, No. 9, 1707--1729 (2020; Zbl 1523.53056) Full Text: DOI arXiv
Calvaruso, Giovanni; Castrillón Lopez, Marco Pseudo-Riemannian homogeneous structures. (English) Zbl 1437.53002 Developments in Mathematics 59. Cham: Springer (ISBN 978-3-030-18151-2/hbk; 978-3-030-18152-9/ebook). xv, 230 p. (2019). Reviewer: Marian Ioan Munteanu (Iaşi) MSC: 53-02 53C30 53C50 53C05 53C10 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{M. Castrillón Lopez}, Pseudo-Riemannian homogeneous structures. Cham: Springer (2019; Zbl 1437.53002) Full Text: DOI
Calvaruso, Giovanni; Munteanu, Marian Ioan Hopf magnetic curves in the anti-de Sitter space \(\mathbb{H}^3_1\). (English) Zbl 1417.53084 J. Nonlinear Math. Phys. 25, No. 3, 462-484 (2018). MSC: 53C80 53C25 35Q60 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{M. I. Munteanu}, J. Nonlinear Math. Phys. 25, No. 3, 462--484 (2018; Zbl 1417.53084) Full Text: DOI
Calvaruso, Giovanni The Ricci soliton equation and the structure of homogeneous Gödel-type spacetimes. (English) Zbl 1393.83007 J. Math. Anal. Appl. 465, No. 2, 1112-1133 (2018). MSC: 83C15 53Z05 35Q51 PDFBibTeX XMLCite \textit{G. Calvaruso}, J. Math. Anal. Appl. 465, No. 2, 1112--1133 (2018; Zbl 1393.83007) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Four-dimensional pseudo-Riemannian g.o. spaces and manifolds. (English) Zbl 1454.53025 J. Geom. Phys. 130, 63-80 (2018). MSC: 53C10 53C30 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, J. Geom. Phys. 130, 63--80 (2018; Zbl 1454.53025) Full Text: DOI
Abbassi, M. T. K.; Amri, N.; Calvaruso, G. Kaluza-Klein type Ricci solitons on unit tangent sphere bundles. (English) Zbl 1391.53053 Differ. Geom. Appl. 59, 184-203 (2018). MSC: 53C25 53D25 PDFBibTeX XMLCite \textit{M. T. K. Abbassi} et al., Differ. Geom. Appl. 59, 184--203 (2018; Zbl 1391.53053) Full Text: DOI
Calvaruso, Giovanni; Ovando, Gabriela P. From almost (para)-complex structures to affine structures on Lie groups. (English) Zbl 1384.53027 Manuscr. Math. 155, No. 1-2, 89-113 (2018). Reviewer: Nicolai K. Smolentsev (Kemerovo) MSC: 53C15 53C30 22E25 53C55 53D05 17B56 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{G. P. Ovando}, Manuscr. Math. 155, No. 1--2, 89--113 (2018; Zbl 1384.53027) Full Text: DOI arXiv Link
Calvaruso, Giovanni Recent results on oscillator spacetimes. (English) Zbl 1405.53096 Cañadas-Pinedo, María A. (ed.) et al., Lorentzian geometry and related topics. GeLoMa 2016, Málaga, Spain, September 20–23, 2016. Cham: Springer (ISBN 978-3-319-66289-3/hbk; 978-3-319-66290-9/ebook). Springer Proceedings in Mathematics & Statistics 211, 27-39 (2017). Reviewer: Gabor Etesi (Budapest) MSC: 53C50 53B30 35A01 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Springer Proc. Math. Stat. 211, 27--39 (2017; Zbl 1405.53096) Full Text: DOI
Abassi, Mohammed Tahar Kadaoui (ed.); Calvaruso, Giovanni (ed.); Kowalski, Oldrich (ed.); Perrone, Domenico (ed.); Slovak, Jan (ed.) Editorial. (English) Zbl 1390.00128 Note Mat. 37, Suppl. 1, i-vi (2017). MSC: 00B25 53-06 PDFBibTeX XMLCite \textit{M. T. K. Abassi} (ed.) et al., Note Mat. 37, i-vi (2017; Zbl 1390.00128) Full Text: Link
Calvaruso, Giovanni; Perrone, Antonella Classification of 3-dimensional left-invariant almost paracontact metric structures. (English) Zbl 1391.53035 Adv. Geom. 17, No. 3, 265-282 (2017). Reviewer: Marcos Origlia (Kortrijk) MSC: 53C15 53C25 53B05 53D15 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Perrone}, Adv. Geom. 17, No. 3, 265--282 (2017; Zbl 1391.53035) Full Text: DOI
Calvaruso, Giovanni Three-dimensional homogeneous generalized Ricci solitons. (English) Zbl 1450.53063 Mediterr. J. Math. 14, No. 5, Paper No. 216, 21 p. (2017). Reviewer: Dmitri Alekseevsky (Moskva) MSC: 53C50 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Mediterr. J. Math. 14, No. 5, Paper No. 216, 21 p. (2017; Zbl 1450.53063) Full Text: DOI arXiv
Calvaruso, Giovanni; Zaeim, Amirhesam On the symmetries of the Lorentzian oscillator group. (English) Zbl 1365.53062 Collect. Math. 68, No. 1, 51-67 (2017). MSC: 53C50 53B30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Collect. Math. 68, No. 1, 51--67 (2017; Zbl 1365.53062) Full Text: DOI
Calvaruso, Giovanni; Rosado, Eugenia Ricci solitons on low-dimensional generalized symmetric spaces. (English) Zbl 1355.53045 J. Geom. Phys. 112, 106-117 (2017). MSC: 53C35 53C50 53B30 35A01 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{E. Rosado}, J. Geom. Phys. 112, 106--117 (2017; Zbl 1355.53045) Full Text: DOI arXiv
Calvaruso, Giovanni Four-dimensional pseudo-Riemannian Lie groups. (English) Zbl 1440.53087 Rend. Semin. Mat., Univ. Politec. Torino 74, No. 1, 31-43 (2016). MSC: 53D10 53C15 53C50 53C43 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Rend. Semin. Mat., Univ. Politec. Torino 74, No. 1, 31--43 (2016; Zbl 1440.53087) Full Text: Link
Calvaruso, Giovanni The prescribed curvature problem in low dimension. (English) Zbl 1372.53071 Castrillón López, Marco (ed.) et al., Geometry, algebra and applications: from mechanics to cryptography. In honor of Jaime Muñoz Masqué on the occasion of his 65th birthday. Cham: Springer (ISBN 978-3-319-32084-7/hbk; 978-3-319-32085-4/ebook). Springer Proceedings in Mathematics & Statistics 161, 37-48 (2016). MSC: 53C50 53C21 53C30 53-02 PDFBibTeX XMLCite \textit{G. Calvaruso}, Springer Proc. Math. Stat. 161, 37--48 (2016; Zbl 1372.53071) Full Text: DOI
Calvaruso, Giovanni; Perrone, Antonella Natural almost contact structures and their 3D homogeneous models. (English) Zbl 1353.53032 Math. Nachr. 289, No. 11-12, 1370-1385 (2016). Reviewer: Federico A. Rossi (Milano) MSC: 53C15 53C30 53D15 22E15 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Perrone}, Math. Nachr. 289, No. 11--12, 1370--1385 (2016; Zbl 1353.53032) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Symmetries of Lorentzian three-manifolds with recurrent curvature. (English) Zbl 1353.53072 SIGMA, Symmetry Integrability Geom. Methods Appl. 12, Paper 063, 12 p. (2016). Reviewer: Radu Iordănescu (Bucureşti) MSC: 53C50 53B30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, SIGMA, Symmetry Integrability Geom. Methods Appl. 12, Paper 063, 12 p. (2016; Zbl 1353.53072) Full Text: DOI arXiv
Calvaruso, Giovanni Oscillator spacetimes are Ricci solitons. (English) Zbl 1338.53096 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 140, 254-269 (2016). MSC: 53C50 53B30 35A01 PDFBibTeX XMLCite \textit{G. Calvaruso}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 140, 254--269 (2016; Zbl 1338.53096) Full Text: DOI
Calvaruso, Giovanni; López, Marco Castrillón Cyclic Lorentzian Lie groups. (English) Zbl 1341.53106 Geom. Dedicata 181, 119-136 (2016). Reviewer: V. V. Gorbatsevich (Moskva) MSC: 53C50 53C30 22E25 22E46 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{M. C. López}, Geom. Dedicata 181, 119--136 (2016; Zbl 1341.53106) Full Text: DOI arXiv
Calvaruso, Giovanni; Perrone, Antonella Five-dimensional paracontact Lie algebras. (English) Zbl 1339.53028 Differ. Geom. Appl. 45, 115-129 (2016). Reviewer: Nabil L. Youssef (Giza) MSC: 53C15 53C25 22E60 53D15 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Perrone}, Differ. Geom. Appl. 45, 115--129 (2016; Zbl 1339.53028) Full Text: DOI
Calvaruso, Giovanni Harmonicity properties of paracontact metric manifolds. (English) Zbl 1440.53086 Rend. Semin. Mat., Univ. Politec. Torino 73, No. 1, 37-50 (2015). MSC: 53D10 53C15 53C50 53C43 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Rend. Semin. Mat., Univ. Politec. Torino 73, No. 1, 37--50 (2015; Zbl 1440.53086) Full Text: Link
Calvaruso, Giovanni; Perrone, Domenico Geometry of H-paracontact metric manifolds. (English) Zbl 1374.53111 Publ. Math. Debr. 86, No. 3-4, 325-346 (2015). Reviewer: Zbigniew Olszak (Wrocław) MSC: 53D10 53C50 53C43 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, Publ. Math. Debr. 86, No. 3--4, 325--346 (2015; Zbl 1374.53111) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Neutral metrics on four-dimensional Lie groups. (English) Zbl 1343.53071 J. Lie Theory 25, No. 4, 1023-1044 (2015). Reviewer: Marco Modugno (Firenze) MSC: 53C50 53C15 53C25 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, J. Lie Theory 25, No. 4, 1023--1044 (2015; Zbl 1343.53071) Full Text: Link
Calvaruso, Giovanni Four-dimensional paraKähler Lie algebras: classification and geometry. (English) Zbl 1334.53018 Houston J. Math. 41, No. 3, 733-748 (2015). Reviewer: Nabil L. Youssef (Giza) MSC: 53C15 53C50 53C55 53C20 PDFBibTeX XMLCite \textit{G. Calvaruso}, Houston J. Math. 41, No. 3, 733--748 (2015; Zbl 1334.53018)
Calvaruso, Giovanni; Perrone, Antonella Ricci solitons in three-dimensional paracontact geometry. (English) Zbl 1353.53031 J. Geom. Phys. 98, 1-12 (2015). Reviewer: Manuel de León (Madrid) MSC: 53C15 53C25 53B05 53D15 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Perrone}, J. Geom. Phys. 98, 1--12 (2015; Zbl 1353.53031) Full Text: DOI arXiv
Calvaruso, Giovanni; Zaeim, Amirhesam Invariant symmetries on non-reductive homogeneous pseudo-Riemannian four-manifolds. (English) Zbl 1326.53095 Rev. Mat. Complut. 28, No. 3, 599-622 (2015). Reviewer: Constantin Călin (Iaşi) MSC: 53C50 53B30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Rev. Mat. Complut. 28, No. 3, 599--622 (2015; Zbl 1326.53095) Full Text: DOI
Calvaruso, Giovanni; Martín-Molina, Verónica Paracontact metric structures on the unit tangent sphere bundle. (English) Zbl 1328.53035 Ann. Mat. Pura Appl. (4) 194, No. 5, 1359-1380 (2015). Reviewer: Uday Chand De (Kolkata) MSC: 53C15 53D10 53C50 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{V. Martín-Molina}, Ann. Mat. Pura Appl. (4) 194, No. 5, 1359--1380 (2015; Zbl 1328.53035) Full Text: DOI arXiv
Calvaruso, Giovanni A complete classification of four-dimensional para-Kähler Lie algebras. (English) Zbl 1332.53041 Complex Manifolds 2, 1-10 (2015). Reviewer: Liviu Popescu (Craiova) MSC: 53C15 53C50 53C55 53C20 17B99 PDFBibTeX XMLCite \textit{G. Calvaruso}, Complex Manifolds 2, 1--10 (2015; Zbl 1332.53041) Full Text: DOI
Calvaruso, Giovanni; Fino, Anna Four-dimensional pseudo-Riemannian homogeneous Ricci solitons. (English) Zbl 1405.53054 Int. J. Geom. Methods Mod. Phys. 12, No. 5, Article ID 1550056, 21 p. (2015). MSC: 53C21 53C50 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Fino}, Int. J. Geom. Methods Mod. Phys. 12, No. 5, Article ID 1550056, 21 p. (2015; Zbl 1405.53054) Full Text: DOI arXiv
Calvaruso, Giovanni; Fino, Anna; Zaeim, Amirhesam Homogeneous geodesics of non-reductive homogeneous pseudo-Riemannian 4-manifolds. (English) Zbl 1318.53048 Bull. Braz. Math. Soc. (N.S.) 46, No. 1, 23-64 (2015). Reviewer: V. Gorbatsevich (Moskva) MSC: 53C30 53C50 53C22 53C29 PDFBibTeX XMLCite \textit{G. Calvaruso} et al., Bull. Braz. Math. Soc. (N.S.) 46, No. 1, 23--64 (2015; Zbl 1318.53048) Full Text: DOI
Calvaruso, Giovanni; Martín-Molina, Verónica Recent advances in paracontact metric geometry. (English) Zbl 1307.53021 Int. J. Geom. Methods Mod. Phys. 11, No. 9, Article ID 1460038, 8 p. (2014). Reviewer: Constantin Călin (Iaşi) MSC: 53C15 53C25 53D10 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{V. Martín-Molina}, Int. J. Geom. Methods Mod. Phys. 11, No. 9, Article ID 1460038, 8 p. (2014; Zbl 1307.53021) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Four-dimensional homogeneous Lorentzian manifolds. (English) Zbl 1301.53068 Monatsh. Math. 174, No. 3, 377-402 (2014). Reviewer: Azniv Kasparian (Sofia) MSC: 53C50 53C15 53C25 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Monatsh. Math. 174, No. 3, 377--402 (2014; Zbl 1301.53068) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Geometric structures over non-reductive homogeneous 4-spaces. (English) Zbl 1298.53072 Adv. Geom. 14, No. 2, 191-214 (2014). Reviewer: Dmitri Alekseevsky (Moscow) MSC: 53C50 53C15 53C25 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Adv. Geom. 14, No. 2, 191--214 (2014; Zbl 1298.53072) Full Text: DOI
Calvaruso, Giovanni; Perrone, Domenico Metrics of Kaluza–Klein type on the anti-de Sitter space \(\mathbb H_1^3\). (English) Zbl 1304.53070 Math. Nachr. 287, No. 8-9, 885-902 (2014). Reviewer: Roman Urban (Wrocław) MSC: 53C50 53C25 53C30 53C15 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, Math. Nachr. 287, No. 8--9, 885--902 (2014; Zbl 1304.53070) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Conformally flat homogeneous pseudo-Riemannian four-manifolds. (English) Zbl 1296.53136 Tohoku Math. J. (2) 66, No. 1, 31-54 (2014). Reviewer: Uday Chand De (Kolkata) MSC: 53C50 53C15 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Tôhoku Math. J. (2) 66, No. 1, 31--54 (2014; Zbl 1296.53136) Full Text: DOI Euclid
Calvaruso, Giovanni; Zaeim, Amirhesam A complete classification of Ricci and Yamabe solitons of non-reductive homogeneous 4-spaces. (English) Zbl 1286.53046 J. Geom. Phys. 80, 15-25 (2014). MSC: 53C21 53C50 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, J. Geom. Phys. 80, 15--25 (2014; Zbl 1286.53046) Full Text: DOI
Calvaruso, Giovanni On the geometry of four-dimensional Lorentzian Lie groups. (English) Zbl 1296.53135 Van der Veken, Joeri (ed.) et al., Pure and applied differential geometry, PADGE 2012. In memory of Franki Dillen. Proceedings of the international conference, Leuven, Belgium, August 27–30, 2012. Aachen: Shaker (ISBN 978-3-8440-2363-3/hbk). Berichte aus der Mathematik, 46-54 (2013). Reviewer: V. Gorbatsevich (Moskva) MSC: 53C50 53C30 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, in: Pure and applied differential geometry, PADGE 2012. In memory of Franki Dillen. Proceedings of the international conference, Leuven, Belgium, August 27--30, 2012. Aachen: Shaker. 46--54 (2013; Zbl 1296.53135)
Calvaruso, Giovanni; Perrone, Domenico \(H\)-contact semi-Riemannian manifolds. (English) Zbl 1285.53066 J. Geom. Phys. 71, 11-21 (2013). Reviewer: Marco Modugno (Firenze) MSC: 53D10 53C50 53C43 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, J. Geom. Phys. 71, 11--21 (2013; Zbl 1285.53066) Full Text: DOI
Calvaruso, Giovanni Three-dimensional homogeneous almost contact metric structures. (English) Zbl 1282.53063 J. Geom. Phys. 69, 60-73 (2013). Reviewer: Nicolai K. Smolentsev (Kemerovo) MSC: 53D10 53C30 53C25 53D35 PDFBibTeX XMLCite \textit{G. Calvaruso}, J. Geom. Phys. 69, 60--73 (2013; Zbl 1282.53063) Full Text: DOI
Calvaruso, Giovanni; Van der Veken, Joeri Parallel surfaces in three-dimensional reducible spaces. (English) Zbl 1296.53039 Proc. R. Soc. Edinb., Sect. A, Math. 143, No. 3, 483-491 (2013). Reviewer: Zbigniew Olszak (Wrocław) MSC: 53B25 53B30 53C50 53B20 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{J. Van der Veken}, Proc. R. Soc. Edinb., Sect. A, Math. 143, No. 3, 483--491 (2013; Zbl 1296.53039) Full Text: DOI
Calvaruso, Giovanni; Perrone, Domenico Erratum to: “Contact pseudo-metric manifolds”. (English) Zbl 1279.53074 Differ. Geom. Appl. 31, No. 6, 836-837 (2013). MSC: 53D10 53C50 53C15 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, Differ. Geom. Appl. 31, No. 6, 836--837 (2013; Zbl 1279.53074) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Four-dimensional Lorentzian Lie groups. (English) Zbl 1284.53067 Differ. Geom. Appl. 31, No. 4, 496-509 (2013). Reviewer: V. Gorbatsevich (Moskva) MSC: 53C50 53C25 53C15 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Differ. Geom. Appl. 31, No. 4, 496--509 (2013; Zbl 1284.53067) Full Text: DOI
Calvaruso, Giovanni; Perrone, Domenico Geometry of Kaluza-Klein metrics on the sphere \(\mathbb S^3\). (English) Zbl 1300.53045 Ann. Mat. Pura Appl. (4) 192, No. 5, 879-900 (2013). MSC: 53C25 53C30 53D15 53C43 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, Ann. Mat. Pura Appl. (4) 192, No. 5, 879--900 (2013; Zbl 1300.53045) Full Text: DOI
Calvaruso, Giovanni; Van der Veken, Joeri Totally geodesic and parallel hypersurfaces of four-dimensional oscillator groups. (English) Zbl 1279.53056 Result. Math. 64, No. 1-2, 135-153 (2013). Reviewer: Walter Freyn (Augsburg) MSC: 53C42 53C35 22E99 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{J. Van der Veken}, Result. Math. 64, No. 1--2, 135--153 (2013; Zbl 1279.53056) Full Text: DOI
Calvaruso, Giovanni; Zaeim, Amirhesam Geometric structures over four-dimensional generalized symmetric spaces. (English) Zbl 1283.53033 Mediterr. J. Math. 10, No. 2, 971-987 (2013). Reviewer: Zdeněk Dušek (Hradec Kralove) MSC: 53C15 53C50 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Zaeim}, Mediterr. J. Math. 10, No. 2, 971--987 (2013; Zbl 1283.53033) Full Text: DOI
Calvaruso, Giovanni; Fino, Anna Complex and paracomplex structures on homogeneous pseudo-Riemannian four-manifolds. (English) Zbl 1266.53033 Int. J. Math. 24, No. 1, Paper No. 1250130, 28 p. (2013). Reviewer: Gabriel Teodor Pripoae (Bucureşti) MSC: 53C15 53C50 53C55 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Fino}, Int. J. Math. 24, No. 1, Paper No. 1250130, 28 p. (2013; Zbl 1266.53033) Full Text: DOI
Calvaruso, Giovanni Homogeneous contact metric structures on five-dimensional generalized symmetric spaces. (English) Zbl 1299.53158 Publ. Math. Debr. 81, No. 3-4, 373-396 (2012). Reviewer: Zbigniev Olszak (Wrocław) MSC: 53D10 53C15 53C20 PDFBibTeX XMLCite \textit{G. Calvaruso}, Publ. Math. Debr. 81, No. 3--4, 373--396 (2012; Zbl 1299.53158) Full Text: DOI
Abbassi, M. T. K.; Calvaruso, G. \(g\)-natural metrics of constant curvature on unit tangent sphere bundles. (English) Zbl 1274.53112 Arch. Math., Brno 48, No. 2, 81-95 (2012). Reviewer: Josef Šilhan (Brno) MSC: 53D10 53C15 53C25 PDFBibTeX XMLCite \textit{M. T. K. Abbassi} and \textit{G. Calvaruso}, Arch. Math., Brno 48, No. 2, 81--95 (2012; Zbl 1274.53112) Full Text: DOI
Brozos-Vázquez, M.; Calvaruso, G.; García-Río, E. Three-dimensional Lorentzian homogeneous Ricci solitons. (English) Zbl 1264.53052 Isr. J. Math. 188, 385-403 (2012); corrigendum ibid. 255, No. 2, 975-984 (2023). Reviewer: Raina Ivanova (Hilo) MSC: 53C25 53C30 53C50 PDFBibTeX XMLCite \textit{M. Brozos-Vázquez} et al., Isr. J. Math. 188, 385--403 (2012; Zbl 1264.53052) Full Text: DOI arXiv
Calvaruso, G. Three-dimensional paracontact Walker structures. (English) Zbl 1264.53036 Boll. Unione Mat. Ital. (9) 5, No. 2, 387-403 (2012). Reviewer: R. Iordanescu (Bucureşti) MSC: 53C15 53B30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Boll. Unione Mat. Ital. (9) 5, No. 2, 387--403 (2012; Zbl 1264.53036)
Calvaruso, Giovanni; Fino, Anna Ricci solitons and geometry of four-dimensional non-reductive homogeneous spaces. (English) Zbl 1252.53056 Can. J. Math. 64, No. 4, 778-804 (2012). Reviewer: Marian Ioan Munteanu (Iaşi) MSC: 53C25 53C50 53C30 58J60 53C44 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Fino}, Can. J. Math. 64, No. 4, 778--804 (2012; Zbl 1252.53056) Full Text: DOI Link
Calvaruso, Giovanni; Fino, Anna Five-dimensional \(K\)-contact Lie algebras. (English) Zbl 1261.53045 Monatsh. Math. 167, No. 1, 35-59 (2012). Reviewer: Claudio Gorodski (Sao Paulo) MSC: 53C25 22E60 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{A. Fino}, Monatsh. Math. 167, No. 1, 35--59 (2012; Zbl 1261.53045) Full Text: DOI
Calvaruso, Giovanni Harmonicity of vector fields on four-dimensional generalized symmetric spaces. (English) Zbl 1246.53083 Cent. Eur. J. Math. 10, No. 2, 411-425 (2012). Reviewer: Weihuan Chen (Beijing) MSC: 53C43 53C50 53C35 58E20 PDFBibTeX XMLCite \textit{G. Calvaruso}, Cent. Eur. J. Math. 10, No. 2, 411--425 (2012; Zbl 1246.53083) Full Text: DOI
Calvaruso, G. Homogeneous paracontact metric three-manifolds. (English) Zbl 1273.53020 Ill. J. Math. 55, No. 2, 697-718 (2011). Reviewer: Krishan Lal Duggal (Windsor) MSC: 53C15 53C20 PDFBibTeX XMLCite \textit{G. Calvaruso}, Ill. J. Math. 55, No. 2, 697--718 (2011; Zbl 1273.53020) Full Text: Euclid
Calvaruso, G.; De Leo, B. Ricci solitons on Lorentzian-Walker three-manifolds. (English) Zbl 1274.53100 Acta Math. Hung. 132, No. 3, 269-293 (2011). MSC: 53C50 53C21 53C20 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{B. De Leo}, Acta Math. Hung. 132, No. 3, 269--293 (2011; Zbl 1274.53100) Full Text: DOI
Calvaruso, Giovanni Symplectic, complex and Kähler structures on four-dimensional generalized symmetric spaces. (English) Zbl 1228.53037 Differ. Geom. Appl. 29, No. 6, 758-769 (2011). MSC: 53C15 53C50 53C55 53C20 PDFBibTeX XMLCite \textit{G. Calvaruso}, Differ. Geom. Appl. 29, No. 6, 758--769 (2011; Zbl 1228.53037) Full Text: DOI
Calvaruso, Giovanni Contact Lorentzian manifolds. (English) Zbl 1232.53064 Differ. Geom. Appl. 29, Suppl. 1, S41-S51 (2011). Reviewer: Sofiane Bouarroudj (Abu Dhabi) MSC: 53D10 53C50 53C15 PDFBibTeX XMLCite \textit{G. Calvaruso}, Differ. Geom. Appl. 29, S41--S51 (2011; Zbl 1232.53064) Full Text: DOI
Calvaruso, G. Constructing metrics with prescribed geometry. (English) Zbl 1222.53038 Loubeau, E. (ed.) et al., Harmonic maps and differential geometry. A harmonic map fest in honour of John C. Wood’s 60th birthday, Cagliari, Italy, September 7–10, 2009. Providence, RI: American Mathematical Society (AMS) (ISBN 978-0-8218-4987-3/pbk). Contemporary Mathematics 542, 177-185 (2011). Reviewer: Constantin Călin (Iaşi) MSC: 53C20 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Contemp. Math. 542, 177--185 (2011; Zbl 1222.53038)
Calvaruso, Giovanni Riemannian 3-metrics with a generic Codazzi Ricci tensor. (English) Zbl 1218.53015 Geom. Dedicata 151, 259-267 (2011). MSC: 53B20 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Geom. Dedicata 151, 259--267 (2011; Zbl 1218.53015) Full Text: DOI
Calvaruso, G. Harmonicity properties of invariant vector fields on three-dimensional Lorentzian Lie groups. (English) Zbl 1221.53093 J. Geom. Phys. 61, No. 2, 498-515 (2011). Reviewer: Satyanad Kichenassamy (Reims) MSC: 53C43 53C50 58E20 PDFBibTeX XMLCite \textit{G. Calvaruso}, J. Geom. Phys. 61, No. 2, 498--515 (2011; Zbl 1221.53093) Full Text: DOI
Calvaruso, Giovanni; Perrone, Domenico Harmonic morphisms and Riemannian geometry of tangent bundles. (English) Zbl 1210.53063 Ann. Global Anal. Geom. 39, No. 2, 187-213 (2011). Reviewer: Cornelia-Livia Bejan (Iaşi) MSC: 53C43 58E20 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, Ann. Global Anal. Geom. 39, No. 2, 187--213 (2011; Zbl 1210.53063) Full Text: DOI
Calvaruso, Giovanni Conformally flat Lorentzian three-spaces with various properties of symmetry and homogeneity. (English) Zbl 1240.53116 Arch. Math., Brno 46, No. 2, 119-134 (2010). Reviewer: Lukáš Vokřínek (Brno) MSC: 53C50 53C15 53C25 53C35 PDFBibTeX XMLCite \textit{G. Calvaruso}, Arch. Math., Brno 46, No. 2, 119--134 (2010; Zbl 1240.53116) Full Text: EuDML EMIS
Abbassi, Mohamed T. K; Calvaruso, Giovanni; Perrone, Domenico Harmonic maps defined by the geodesic flow. (English) Zbl 1251.53038 Houston J. Math. 36, No. 1, 69-90 (2010). Reviewer: Ye-Lin Ou (Commerce) MSC: 53C43 53D25 58E20 PDFBibTeX XMLCite \textit{M. T. K Abbassi} et al., Houston J. Math. 36, No. 1, 69--90 (2010; Zbl 1251.53038) Full Text: Link
Calvaruso, G. Einstein-like Lorentz metrics and three-dimensional curvature homogeneity of order one. (English) Zbl 1205.53072 Can. Math. Bull. 53, No. 3, 412-424 (2010). Reviewer: Krishan Lal Duggal (Windsor/Ontario) MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Can. Math. Bull. 53, No. 3, 412--424 (2010; Zbl 1205.53072) Full Text: DOI
Calvaruso, Giovanni; van der Veken, Joeri Parallel surfaces in Lorentzian three-manifolds admitting a parallel null vector field. (English) Zbl 1201.53018 J. Phys. A, Math. Theor. 43, No. 32, Article ID 325207, 9 p. (2010). Reviewer: Marian Hotloś (Wrocław) MSC: 53B25 53C40 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{J. van der Veken}, J. Phys. A, Math. Theor. 43, No. 32, Article ID 325207, 9 p. (2010; Zbl 1201.53018) Full Text: DOI
Calvaruso, Giovanni; Perrone, Domenico Contact pseudo-metric manifolds. (English) Zbl 1200.53071 Differ. Geom. Appl. 28, No. 5, 615-634 (2010); erratum ibid. 31, No. 6, 836-837 (2013). Reviewer: David E. Blair (East Lansing) MSC: 53D10 53C50 53C15 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{D. Perrone}, Differ. Geom. Appl. 28, No. 5, 615--634 (2010; Zbl 1200.53071) Full Text: DOI arXiv
Calvaruso, Giovanni; De Leo, Barbara Semi-symmetric Lorentzian three-manifolds admitting a parallel degenerate line field. (English) Zbl 1193.53146 Mediterr. J. Math. 7, No. 1, 89-100 (2010). Reviewer: Jürgen Berndt (London) MSC: 53C50 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{B. De Leo}, Mediterr. J. Math. 7, No. 1, 89--100 (2010; Zbl 1193.53146) Full Text: DOI
Calvaruso, Giovanni; García-Río, Eduardo Algebraic properties of curvature operators in Lorentzian manifolds with large isometry groups. (English) Zbl 1189.53070 SIGMA, Symmetry Integrability Geom. Methods Appl. 6, Paper 005, 8 p. (2010). MSC: 53C50 53C20 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{E. García-Río}, SIGMA, Symmetry Integrability Geom. Methods Appl. 6, Paper 005, 8 p. (2010; Zbl 1189.53070) Full Text: DOI arXiv EuDML EMIS
Calvaruso, Giovanni; Van der Veken, Joeri Parallel surfaces in three-dimensional Lorentzian Lie groups. (English) Zbl 1194.53019 Taiwanese J. Math. 14, No. 1, 223-250 (2010). Reviewer: A. Arvanitoyeorgos (Patras) MSC: 53B25 53B30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{J. Van der Veken}, Taiwanese J. Math. 14, No. 1, 223--250 (2010; Zbl 1194.53019) Full Text: DOI
Calvaruso, G. Nullity index of Bochner-Kähler manifolds. (English) Zbl 1210.53037 Note Mat. 29, No. 2, 115-122 (2009). Reviewer: D. Perrone (Lecce) MSC: 53C15 53C25 53C35 PDFBibTeX XMLCite \textit{G. Calvaruso}, Note Mat. 29, No. 2, 115--122 (2009; Zbl 1210.53037) Full Text: Link
Calvaruso, Giovanni Three-dimensional Ivanov-Petrova manifolds. (English) Zbl 1223.53051 J. Math. Phys. 50, No. 6, 063509, 12 p. (2009). MSC: 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso}, J. Math. Phys. 50, No. 6, 063509, 12 p. (2009; Zbl 1223.53051) Full Text: DOI
Batat, Wafa; Calvaruso, Giovanni; De Leo, Barbara On the geometry of four-dimensional Walker manifolds. (English) Zbl 1198.53080 Rend. Mat. Appl., VII. Ser. 29, No. 2, 163-173 (2009). Reviewer: Krishan Lal Duggal (Windsor/Ontario) MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{W. Batat} et al., Rend. Mat. Appl., VII. Ser. 29, No. 2, 163--173 (2009; Zbl 1198.53080)
Calvaruso, G.; de Leo, B. Pseudo-symmetric Lorentzian three-manifolds. (English) Zbl 1192.53064 Int. J. Geom. Methods Mod. Phys. 6, No. 7, 1135-1150 (2009). Reviewer: Ágota Figula (Debrecen) MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{B. de Leo}, Int. J. Geom. Methods Mod. Phys. 6, No. 7, 1135--1150 (2009; Zbl 1192.53064) Full Text: DOI
Calvaruso, Giovanni Einstein-like curvature homogeneous Lorentzian three-manifolds. (English) Zbl 1186.53080 Result. Math. 55, No. 3-4, 295-310 (2009). Reviewer: Roman Urban (Wrocław) MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Result. Math. 55, No. 3--4, 295--310 (2009; Zbl 1186.53080) Full Text: DOI
Batat, W.; Calvaruso, G.; De Leo, B. Homogeneous Lorentzian 3-manifolds with a parallel null vector field. (English) Zbl 1186.53079 Balkan J. Geom. Appl. 14, No. 1, 11-20 (2009). Reviewer: Andrew Bucki (Edmond) MSC: 53C50 PDFBibTeX XMLCite \textit{W. Batat} et al., Balkan J. Geom. Appl. 14, No. 1, 11--20 (2009; Zbl 1186.53079) Full Text: EuDML
Calvaruso, G.; van der Veken, J. Lorentzian symmetric three-spaces and the classification of their parallel surfaces. (English) Zbl 1177.53018 Int. J. Math. 20, No. 10, 1185-1205 (2009). MSC: 53B25 53C35 53B30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{J. van der Veken}, Int. J. Math. 20, No. 10, 1185--1205 (2009; Zbl 1177.53018) Full Text: DOI
Calvaruso, Giovanni; Kowalski, Oldrich On the Ricci operator of locally homogeneous Lorentzian 3-manifolds. (English) Zbl 1180.53070 Cent. Eur. J. Math. 7, No. 1, 124-139 (2009). Reviewer: Wolfgang Kühnel (Stuttgart) MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{O. Kowalski}, Cent. Eur. J. Math. 7, No. 1, 124--139 (2009; Zbl 1180.53070) Full Text: DOI
Calvaruso, G. Semi-symmetric Lorentzian metrics and three-dimensional curvature homogeneity of order one. (English) Zbl 1175.53077 Abh. Math. Semin. Univ. Hamb. 79, No. 1, 1-10 (2009). MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Abh. Math. Semin. Univ. Hamb. 79, No. 1, 1--10 (2009; Zbl 1175.53077) Full Text: DOI
Batat, Wafaa; Calvaruso, Giovanni; De Leo, Barbara Curvature properties of Lorentzian manifolds with large isometry groups. (English) Zbl 1170.53047 Math. Phys. Anal. Geom. 12, No. 3, 201-217 (2009). MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{W. Batat} et al., Math. Phys. Anal. Geom. 12, No. 3, 201--217 (2009; Zbl 1170.53047) Full Text: DOI
Calvaruso, Giovanni Curvature homogeneous Lorentzian three-manifolds. (English) Zbl 1178.53069 Ann. Global Anal. Geom. 36, No. 1, 1-17 (2009). Reviewer: Zdeněk Dušek (Olomouc) MSC: 53C50 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Ann. Global Anal. Geom. 36, No. 1, 1--17 (2009; Zbl 1178.53069) Full Text: DOI
Abbassi, M. T. K.; Calvaruso, G. Curvature properties of \(g\)-natural contact metric structures on unit tangent sphere bundles. (English) Zbl 1185.53027 Beitr. Algebra Geom. 50, No. 1, 155-178 (2009). MSC: 53C15 53C25 53D10 PDFBibTeX XMLCite \textit{M. T. K. Abbassi} and \textit{G. Calvaruso}, Beitr. Algebra Geom. 50, No. 1, 155--178 (2009; Zbl 1185.53027) Full Text: EuDML EMIS
Abbassi, M. T. K.; Calvaruso, G.; Perrone, D. Harmonicity of unit vector fields with respect to Riemannian \(g\)-natural metrics. (English) Zbl 1185.53070 Differ. Geom. Appl. 27, No. 1, 157-169 (2009). MSC: 53C43 53C07 53D10 PDFBibTeX XMLCite \textit{M. T. K. Abbassi} et al., Differ. Geom. Appl. 27, No. 1, 157--169 (2009; Zbl 1185.53070) Full Text: DOI
Calvaruso, Giovanni; Dušek, Zdeněk A null geodesic orbit space whose null orbits require a reparametrization. (English) Zbl 1192.53065 Mladenov, Ivaïlo M. (ed.), Proceedings of the 9th international conference on geometry, integrability and quantization, Sts. Constantine and Elena, Bulgaria, June 8–13, 2007. Sofia: Bulgarian Academy of Sciences (ISBN 978-954-8495-42-4/pbk). 167-174 (2008). MSC: 53C50 53C22 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{Z. Dušek}, in: Proceedings of the 9th international conference on geometry, integrability and quantization, Sts. Constantine and Elena (near Varna), Bulgaria, June 8--13, 2007. Sofia: Bulgarian Academy of Sciences. 167--174 (2008; Zbl 1192.53065)
Calvaruso, G. Three-dimensional semi-symmetric homogeneous Lorentzian manifolds. (English) Zbl 1199.53135 Acta Math. Hung. 121, No. 1-2, 157-170 (2008). Reviewer: Ülo Lumiste (Tartu) MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso}, Acta Math. Hung. 121, No. 1--2, 157--170 (2008; Zbl 1199.53135) Full Text: DOI
Calvaruso, Giovanni; De Leo, Barbara Curvature properties of four-dimensional generalized symmetric spaces. (English) Zbl 1166.53317 J. Geom. 90, No. 1-2, 30-46 (2008). MSC: 53C50 53C20 53C30 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{B. De Leo}, J. Geom. 90, No. 1--2, 30--46 (2008; Zbl 1166.53317) Full Text: DOI
Calvaruso, G.; Marinosci, R. A. Homogeneous geodesics of non-unimodular Lorentzian Lie groups and naturally reductive Lorentzian spaces in dimension three. (English) Zbl 1157.53024 Adv. Geom. 8, No. 4, 473-489 (2008). Reviewer: Zdeněk Dušek (Olomouc) MSC: 53C22 53C30 53C50 PDFBibTeX XMLCite \textit{G. Calvaruso} and \textit{R. A. Marinosci}, Adv. Geom. 8, No. 4, 473--489 (2008; Zbl 1157.53024) Full Text: DOI arXiv
Calvaruso, Giovanni Pseudo-Riemannian 3-manifolds with prescribed distinct constant Ricci eigenvalues. (English) Zbl 1153.53053 Differ. Geom. Appl. 26, No. 4, 419-433 (2008). Reviewer: Constantin Călin (Iaşi) MSC: 53C50 53C20 53C25 PDFBibTeX XMLCite \textit{G. Calvaruso}, Differ. Geom. Appl. 26, No. 4, 419--433 (2008; Zbl 1153.53053) Full Text: DOI