Demirbag, Sezgin Altay; De, Uday Chand; Zengin, Fusun Ozen Certain investigations of pseudoz-symmetric space times. (English) Zbl 07911209 Miskolc Math. Notes 25, No. 1, 189-202 (2024). MSC: 53B05 53B20 53B30 53B35 53B50 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
Sardar, Arpan; De, Uday Chand Characterizations of GRW spacetimes admitting Ricci-Yamabe solitons. (English) Zbl 07910053 Int. J. Geom. Methods Mod. Phys. 21, No. 10, Article ID 2440002, 13 p. (2024). MSC: 53C25 53E20 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Sardar, Arpan; Mofarreh, Fatemah Characterizations of \(\eta\)-\(\rho\)-Einstein solitons in spacetimes and \(f(\mathcal{R})\)-gravity. (English) Zbl 1541.53057 Int. J. Geom. Methods Mod. Phys. 21, No. 7, Article ID 2450141, 19 p. (2024). MSC: 53C25 53E20 53Z05 83C10 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; De, Uday Chand; Velimirovic, Ljubica S. Some curvature properties of perfect fluid spacetimes. (English) Zbl 07868207 Quaest. Math. 47, No. 4, 751-764 (2024). MSC: 53B30 53C50 53B50 53C80 83C05 83C55 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, Uday Chand; Sardar, Arpan; Suh, Young Jin Characterizations of spacetimes admitting critical point equation and \(f(r)\)-gravity. (English) Zbl 1541.53058 Int. J. Geom. Methods Mod. Phys. 21, No. 6, Article ID 2450124, 21 p. (2024). MSC: 53C25 53E20 53Z05 83C10 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; De, Krishnendu; Güler, Sinem Characterizations of a Lorentzian manifold with a semi-symmetric metric connection. (English) Zbl 07857959 Publ. Math. Debr. 104, No. 3-4, 329-341 (2024). Reviewer: Mohamed Belkhelfa (Mascara) MSC: 53C05 53C20 53C25 53C40 53C50 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Mandal, Tarak; Sarkar, Avijit; De, Uday Chand On nearly vacuum static equations in almost coKähler manifolds with applications to spacetimes. (English) Zbl 07855006 Anal. Math. Phys. 14, No. 3, Paper No. 66, 16 p. (2024). MSC: 53C15 53C25 53C55 83C20 83C56 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Hazra, Dipankar Spacetimes admitting divergence free \(m\)-projective curvature tensor. (English) Zbl 07831908 Commun. Korean Math. Soc. 39, No. 1, 201-210 (2024). Reviewer: Bülent Ünal (Ankara) MSC: 53C50 53B30 83C05 × Cite Format Result Cite Review PDF Full Text: DOI
Güler, Sinem; De, Uday Chand; Ünal, Bülent Geometry of twisted products and applications on static perfect fluid spacetimes. (English) Zbl 1539.53061 Int. Electron. J. Geom. 16, No. 2, 598-607 (2023). MSC: 53C25 53C40 53C80 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Hazra, Dipankar Effect of \(W_2\)-curvature tensor in spacetimes and \(f(G)\)-gravity. (English) Zbl 1536.53140 Chin. J. Phys., Taipei 85, 421-430 (2023). MSC: 53C50 53Z05 83C55 76Y05 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Sarkar, Puja; Howlader, Mampi Some triviality characterizations on gradient almost Yamabe solitons. (English) Zbl 1534.53040 Kyungpook Math. J. 63, No. 4, 639-645 (2023). MSC: 53C20 53C21 53E20 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Hazra, Dipankar; Mofarreh, Fatemah Characterizations of quasi-Einstein spacetimes and \(f(\mathcal{R}, G)\)-gravity. (English) Zbl 1534.53051 Int. J. Geom. Methods Mod. Phys. 20, No. 13, Article ID 2350228, 17 p. (2023). MSC: 53C25 83C05 53C50 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI
Sardar, Arpan; De, Uday Chand; Gezer, Aydin \(\eta\)-\(\ast\)-Ricci solitons and paracontact geometry. (English) Zbl 1534.53035 J. Anal. 31, No. 4, 2861-2876 (2023). MSC: 53C15 53C25 53D10 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; Suh, Young Jin; De, Uday Chand Characterizations of perfect fluid spacetimes obeying \(f(\mathcal{R})\)-gravity equipped with different gradient solitons. (English) Zbl 1538.83004 Int. J. Geom. Methods Mod. Phys. 20, No. 10, Article ID 2350174, 15 p. (2023). MSC: 83C05 83D05 53C50 83C56 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, Uday Chand; Sardar, Arpan; Mofarreh, Fatemah Relativistic spacetimes admitting almost Schouten solitons. (English) Zbl 1531.53050 Int. J. Geom. Methods Mod. Phys. 20, No. 9, Article ID 2350147, 13 p. (2023). MSC: 53C25 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI
Hazra, Dipankar; De, Uday Chand; Sarkar, Avijit Some physical properties of generalized quasi-Einstein spacetimes under Gray’s decomposition. (English) Zbl 1536.53107 Int. J. Geom. Methods Mod. Phys. 20, No. 7, Article ID 2330003, 17 p. (2023). MSC: 53C25 53C50 53Z05 83C05 × Cite Format Result Cite Review PDF Full Text: DOI
Hazra, Dipankar; De, Uday Chand; Sarkar, Avijit Characterizations of mixed quasi-Einstein spacetimes under Gray’s decomposition. (English) Zbl 1532.53073 Int. J. Geom. Methods Mod. Phys. 20, No. 2, Article ID 2350020, 13 p. (2023). MSC: 53C25 53C50 53Z05 83C05 83C55 × Cite Format Result Cite Review PDF Full Text: DOI
Turki, Nasser Bin; De, Uday Chand; Syied, Abdallah Abdelhameed; Vîlcu, Gabriel-Eduard Investigation of space-times through \(W_2\)-curvature tensor in \(f(R, \mathcal{G})\) gravity. (English) Zbl 1532.53074 J. Geom. Phys. 194, Article ID 104987, 9 p. (2023). Reviewer: Shahroud Azami (Qazvin) MSC: 53C25 53Z05 83C05 83C56 83D05 × Cite Format Result Cite Review PDF Full Text: DOI
Sardar, Arpan; De, Uday Chand Conformal vector fields on \(N(k)\)-paracontact and para-Kenmotsu manifolds. (English) Zbl 1538.53054 Miskolc Math. Notes 24, No. 3, 1515-1525 (2023). MSC: 53C15 53C25 53D15 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Sardar, Arpan; De, Krishnendu Conformal vector fields on almost Kenmotsu manifolds. (English) Zbl 1538.53047 Afr. Mat. 34, No. 4, Paper No. 72, 13 p. (2023). MSC: 53C15 53C18 53C55 53C25 53E30 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, Uday Chand; Ghosh, Gopal Bach almost solitons in paraSasakian geometry. (English) Zbl 1528.53028 Bull. Korean Math. Soc. 60, No. 3, 763-774 (2023). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 53C15 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; De, Krishnendu; Ozen Zengin, Fusun; Altay Demirbag, Sezgin Characterizations of a spacetime of quasi-constant sectional curvature and \(\mathcal{F}(\mathcal{R})\)-gravity. (English) Zbl 07769854 Fortschr. Phys. 71, No. 6-7, Article ID 2200201, 8 p. (2023). MSC: 83C55 83D05 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, Uday Chand; Gezer, Aydin; Karaman, Cagri Results concerning semi-symmetric metric \(F\)-connections on the Hsu-\(B\) manifolds. (English) Zbl 1528.53014 Commun. Korean Math. Soc. 38, No. 3, 837-846 (2023). Reviewer: Fernando Etayo Gordejuela (Santander) MSC: 53B05 53C15 53B20 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
Sardar, Arpan; De, Uday Chand Almost Schouten solitons and almost cosymplectic manifolds. (English) Zbl 1520.53067 J. Geom. 114, No. 2, Paper No. 13, 14 p. (2023). Reviewer: William J. Satzer Jr. (St. Paul) MSC: 53D15 53C25 53E30 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; De, Uday Chand Some geometric and physical properties of pseudo \(\psi\)-conharmonically symmetric manifolds. (English) Zbl 1518.53017 Quaest. Math. 46, No. 5, 939-958 (2023). Reviewer: Mohammed El Aïdi (Bogotá) MSC: 53B30 53C35 53C15 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; De, Uday Chand Ricci-Yamabe solitons in \(f(R)\)-gravity. (English) Zbl 1512.83044 Int. Electron. J. Geom. 16, No. 1, 334-342 (2023). MSC: 83D05 83C05 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
Özen Zengin, Füsun; De, Uday Chand; Altay Demirbag, Sezgin Pseudo Z-symmetric spacetimes with harmonic conformal curvature tensor in \(F(R)\)-gravity. (English) Zbl 1516.53020 J. Geom. Phys. 189, Article ID 104835, 12 p. (2023). MSC: 53B20 53B05 53B30 53B35 53B50 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; De, Uday Chand; Gezer, Aydin Perfect fluid spacetimes and \(k\)-almost Yamabe solitons. (English) Zbl 1511.83038 Turk. J. Math. 47, No. 4, 1236-1246 (2023). MSC: 83D05 83C05 53C50 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, Uday Chand; Sardar, Arpan Static perfect fluid spacetimes on GRW spacetimes. (English) Zbl 1539.53090 Anal. Math. Phys. 13, No. 3, Paper No. 44, 13 p. (2023). MSC: 53C80 53C50 53Z05 83C10 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Shenawy, Sameh; Syied, Abdallah Abdelhameed Gray’s decomposition and warped product of generalized Ricci recurrent spacetimes. (English) Zbl 07656154 Rep. Math. Phys. 91, No. 1, 103-116 (2023). MSC: 83-XX 53-XX × Cite Format Result Cite Review PDF Full Text: DOI
Hazra, Dipankar; De, Uday Chand Characterizations of almost pseudo-Ricci symmetric spacetimes under Gray’s decomposition. (English) Zbl 07656149 Rep. Math. Phys. 91, No. 1, 29-38 (2023). MSC: 83-XX 53-XX × Cite Format Result Cite Review PDF Full Text: DOI
Shenawy, Sameh; De, Uday Chand; Turki, Nasser Bin; Syied, Abdallah Abdelhameed A study of almost pseudo \(\mathcal{Z}\) symmetric spacetimes with application to \(f(R)\) gravity. (English) Zbl 07908929 Int. J. Geom. Methods Mod. Phys. 19, No. 11, Article ID 2250163, 13 p. (2022). MSC: 53C21 53C50 53C80 53B20 83C10 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Suh, Young Jin; Chaubey, Sudhakar K. Semi-symmetric curvature properties of Robertson-Walker spacetimes. (English) Zbl 1535.53037 J. Math. Phys. Anal. Geom. 18, No. 3, 368-381 (2022). Reviewer: Mohammed Guediri (Riyadh) MSC: 53C21 53C20 53B20 × Cite Format Result Cite Review PDF Full Text: DOI
Güler, Sinem; De, Uday Chand Generalized quasi-Einstein metrics and applications on generalized Robertson-Walker spacetimes. (English) Zbl 1509.53054 J. Math. Phys. 63, No. 8, Article ID 083501, 14 p. (2022). MSC: 53C25 53C50 53C21 53B30 53C15 × Cite Format Result Cite Review PDF Full Text: DOI
De, K.; De, U. C. Riemann solitons on para-Sasakian geometry. (English) Zbl 1509.53041 Carpathian Math. Publ. 14, No. 2, 395-405 (2022). MSC: 53C21 53C15 53C25 × Cite Format Result Cite Review PDF Full Text: DOI OA License
De, Krishnendu; De, Uday Chand; Syied, Abdallah Abdelhameed; Turki, Nasser Bin; Alsaeed, Suliman Perfect fluid spacetimes and gradient solitons. (English) Zbl 1502.53101 J. Nonlinear Math. Phys. 29, No. 4, 843-858 (2022). MSC: 53C50 53E20 53C35 53E40 35Q51 × Cite Format Result Cite Review PDF Full Text: DOI arXiv OA License
De, Krishnendu; De, Uday Chand; Mofarreh, Fatemah \(m\)-quasi Einstein metric and paracontact geometry. (English) Zbl 1506.53034 Int. Electron. J. Geom. 15, No. 2, 304-312 (2022). MSC: 53C15 53C25 53D10 × Cite Format Result Cite Review PDF Full Text: DOI
Biswas, Gour Gopal; De, Uday Chand; Yıldız, Ahmet Generalized quasi-Einstein metrics and contact geometry. (English) Zbl 1504.53060 Kyungpook Math. J. 62, No. 3, 485-495 (2022). Reviewer: María Ferreiro-Subrido (Santiago de Compostela) MSC: 53C25 53E20 53D10 53C15 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; El-Sayied, H. K.; Syied, Noha; Shenawy, Sameh Mixed generalized quasi-Einstein warped product manifolds. (English) Zbl 1500.53051 Bull. Iran. Math. Soc. 48, No. 4, 1311-1324 (2022). MSC: 53C21 53C50 53C80 × Cite Format Result Cite Review PDF Full Text: DOI
Chaubey, Sudhakar K.; De, Uday Chand Three-dimensional Riemannian manifolds and Ricci solitons. (English) Zbl 1496.53028 Quaest. Math. 45, No. 5, 765-778 (2022). Reviewer: Andreas Arvanitoyeorgos (Patras) MSC: 53C05 53C20 53C21 53C25 53C30 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Shenawy, Sameh; Syied, Abdallah Abdelhameed; Turki, Nasser Bin Conformally flat pseudoprojective symmetric spacetimes in \(f(R, \mathcal{G})\) gravity. (English) Zbl 1496.83010 Adv. Math. Phys. 2022, Article ID 3096782, 7 p. (2022). MSC: 83C40 53B10 83C55 53C25 53C18 57N45 53C21 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Altay Demirbag, Sezgin; Zengin, Füsun Özen Pseudo-symmetric spacetimes admitting \(F(R)\)-gravity. (English) Zbl 1491.53024 Lett. Math. Phys. 112, No. 2, Paper No. 17, 15 p. (2022). MSC: 53B30 53B20 53B50 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Siddigi, Mohhamad Danish; Chaubey, Sudhakar K. \(r\)-almost Newton-Ricci solitons on Legendrian submanifolds of Sasakian space forms. (English) Zbl 1499.53344 Period. Math. Hung. 84, No. 1, 76-88 (2022). MSC: 53E20 53B21 53C15 58J05 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
Siddiqi, Mohd. Danish; De, Uday Chand Relativistic perfect fluid spacetimes and Ricci-Yamabe solitons. (English) Zbl 1493.53069 Lett. Math. Phys. 112, No. 1, Paper No. 1, 12 p. (2022). Reviewer: Bülent Ünal (Ankara) MSC: 53C25 53B30 × Cite Format Result Cite Review PDF Full Text: DOI
Ghosh, Sujit; De, Uday Chand Almost quasi-Yamabe solitons and gradient almost quasi-Yamabe solitons in \(f\)-Kenmotsu manifolds. (English) Zbl 07834297 Int. J. Geom. Methods Mod. Phys. 18, No. 11, Article ID 2150180, 9 p. (2021). MSC: 53C21 53D10 × Cite Format Result Cite Review PDF Full Text: DOI
Chen, Xiaomin; De, Uday Chand The \(k\)-almost Yamabe solitons and almost cokähler manifolds. (English) Zbl 07834296 Int. J. Geom. Methods Mod. Phys. 18, No. 11, Article ID 2150179, 16 p. (2021). MSC: 53C21 53D15 × Cite Format Result Cite Review PDF Full Text: DOI
Zhao, Peibiao; De, Uday Chand; Ünal, Bülent; De, Krishnendu Sufficient conditions for a pseudosymmetric spacetime to be a perfect fluid spacetime. (English) Zbl 07822289 Int. J. Geom. Methods Mod. Phys. 18, No. 13, Article ID 2150217, 12 p. (2021). MSC: 53B30 53D15 53D25 53D35 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, Krishnendu; De, Uday Chand A note on gradient solitons on para-Kenmotsu manifolds. (English) Zbl 07819978 Int. J. Geom. Methods Mod. Phys. 18, No. 1, Article ID 2150007, 11 p. (2021). MSC: 53B30 53B50 53C15 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand Spacetimes with different forms of energy momentum tensor. (English) Zbl 1500.53027 Mihai, Adela (ed.) et al., Riemannian geometry and applications. Proceedings of the 5th international conference, RIGA 2021, online, January 15–17, 2021. Bucureşti: Editura Universităţii din Bucureşti. 89-97 (2021). Reviewer: Mohammed Guediri (Riyadh) MSC: 53B30 53C50 53C80 × Cite Format Result Cite Review PDF
De, Krishnendu; De, Uday Chand Almost quasi-Yamabe solitons and gradient almost quasi-Yamabe solitons in paracontact geometry. (English) Zbl 1487.53042 Quaest. Math. 44, No. 11, 1429-1440 (2021). Reviewer: Nicolai K. Smolentsev (Kemerovo) MSC: 53C15 53E20 53B30 53B50 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Shenawy, Sameh On local curvature symmetries of GRW space-times. (English) Zbl 1530.53069 Rep. Math. Phys. 88, No. 3, 313-325 (2021). MSC: 53C35 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; De, Uday Chand Almost quasi-Yamabe and gradient almost quasi-Yamabe solitons on quasi-Sasakian manifolds. (English) Zbl 1484.53071 Acta Math. Univ. Comen., New Ser. 90, No. 3, 333-340 (2021). MSC: 53C21 53C25 53C50 × Cite Format Result Cite Review PDF Full Text: Link
De, Uday Chand; Suh, Young Jin; Chaubey, Sudhakar K. Conformal vector fields on almost co-Kähler manifolds. (English) Zbl 1485.53087 Math. Slovaca 71, No. 6, 1545-1552 (2021). Reviewer: Hang Chen (Xi’an) MSC: 53C55 × Cite Format Result Cite Review PDF Full Text: DOI
Shenawy, Sameh; Chand De, Uday; Turki, Nasser Bin; Alsaeed, Suliman; Syied, Abdallah Abdelhameed Investigation of pseudo-Ricci symmetric spacetimes in Gray’s subspaces. (English) Zbl 1477.53082 J. Math. 2021, Article ID 6188097, 6 p. (2021). MSC: 53C25 53B20 × Cite Format Result Cite Review PDF Full Text: DOI OA License
De, Uday Chand; Shenawy, Sameh; Ünal, Bülent \(\varphi(\mathrm{Ric})\)-vector fields on warped product manifolds and applications. (English) Zbl 1488.53133 Afr. Mat. 32, No. 7-8, 1709-1716 (2021). MSC: 53C21 53C25 53C50 53C80 × Cite Format Result Cite Review PDF Full Text: DOI
Ghosh, Sujit; De, Uday Chand; Yildiz, Ahmet A note on almost quasi Yamabe solitons and gradient almost quasi Yamabe solitons. (English) Zbl 1488.53134 Hacet. J. Math. Stat. 50, No. 3, 770-777 (2021). MSC: 53C21 53D10 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
Siddiqi, Mohd. Danish; De, Uday Chand Relativistic magneto-fluid spacetimes. (English) Zbl 1479.53024 J. Geom. Phys. 170, Article ID 104370, 10 p. (2021). MSC: 53B30 83C05 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI
Deshmukh, Sharief; Ilarslan, Kazim; Alsodais, Hana; De, Uday Chand Spheres and Euclidean spaces via concircular vector fields. (English) Zbl 1477.53057 Mediterr. J. Math. 18, No. 5, Paper No. 209, 14 p. (2021). MSC: 53C20 53C21 53B50 × Cite Format Result Cite Review PDF Full Text: DOI
Mofarreh, Fatemah; De, U. C. A note on gradient solitons in three-dimensional Riemannian manifolds. (English) Zbl 1471.53046 Int. Electron. J. Geom. 14, No. 1, 85-90 (2021). MSC: 53C25 53C15 × Cite Format Result Cite Review PDF Full Text: Link
Chaubey, Sudhakar K.; De, Uday Chand; Siddiqi, M. Danish Characterization of Lorentzian manifolds with a semi-symmetric linear connection. (English) Zbl 1468.53017 J. Geom. Phys. 166, Article ID 104269, 11 p. (2021). MSC: 53B30 53B50 53C15 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Mantica, Carlo Alberto; Shenawy, Sameh; Ünal, Bülent Ricci solitons on singly warped product manifolds and applications. (English) Zbl 1468.53043 J. Geom. Phys. 166, Article ID 104257, 10 p. (2021). MSC: 53C25 53C15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
De, U. C.; Chaubey, S. K.; Shenawy, S. Perfect fluid spacetimes and Yamabe solitons. (English) Zbl 1464.83024 J. Math. Phys. 62, No. 3, Article ID 032501, 10 p. (2021). Reviewer: Alex B. Gaina (Chişinău) MSC: 83C55 76Y05 35Q51 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Abu-Donia, H. M.; Shenawy, Sameh; Syied, Abdallah Abdelhameed On generalized projective \(\mathcal{P}\)-curvature tensor. (English) Zbl 1481.53063 J. Geom. Phys. 159, Article ID 103952, 11 p. (2021). Reviewer: Renato G. Bettiol (New York) MSC: 53C25 53C50 53C80 53B20 × Cite Format Result Cite Review PDF Full Text: DOI
Sardar, Arpan; De, Uday Chand; CihanOzgur H-almost Ricci-Yamabe solitons in paracontact geometry. arXiv:2111.13577 Preprint, arXiv:2111.13577 [math.DG] (2021). MSC: 53C15 53C25 × Cite Format Result Cite Full Text: arXiv OA License
Suh, Young Jin; De, Uday Chand Yamabe solitons and gradient Yamabe solitons on three-dimensional \(N(k)\)-contact manifolds. (English) Zbl 07807366 Int. J. Geom. Methods Mod. Phys. 17, No. 12, Article ID 2050177, 10 p. (2020). MSC: 53C25 53C21 53C44 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Suh, Young Jin; Chaubey, Sudhakar K.; Shenawy, Sameh On pseudo \(\mathcal{H}\)-symmetric Lorentzian manifolds with applications to relativity. (English) Zbl 1499.53217 Filomat 34, No. 10, 3287-3297 (2020). MSC: 53C25 53C35 53C50 53C30 × Cite Format Result Cite Review PDF Full Text: DOI
De, Krishnendu; De, Uday Chand A note on almost Ricci soliton and gradient almost Ricci soliton on para-Sasakian manifolds. (English) Zbl 1458.53047 Korean J. Math. 28, No. 4, 739-751 (2020). MSC: 53C21 53C15 53C50 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Dey, Chiranjib On three dimensional cosymplectic manifolds admitting almost Ricci solitons. (English) Zbl 1462.53033 Tamkang J. Math. 51, No. 4, 303-312 (2020). Reviewer: Cihan Özgür (Balikesir) MSC: 53C21 53C25 53D15 × Cite Format Result Cite Review PDF Full Text: DOI
Chaubey, Sudhakar K.; Suh, Young Jin; De, Uday Chand Characterizations of the Lorentzian manifolds admitting a type of semi-symmetric metric connection. (English) Zbl 1453.53024 Anal. Math. Phys. 10, No. 4, Paper No. 61, 14 p. (2020). Reviewer: Anthony D. Osborne (Keele) MSC: 53B30 53B50 53C15 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Shenawy, Sameh; Ünal, Bülent Concircular curvature on warped product manifolds and applications. (English) Zbl 1459.53066 Bull. Malays. Math. Sci. Soc. (2) 43, No. 5, 3395-3409 (2020). Reviewer: Athanase Papadopoulos (Strasbourg) MSC: 53C50 53C21 53C25 53C80 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Chaubey, Sudhakar K.; De, Uday Chand Characterization of three-dimensional Riemannian manifolds with a type of semi-symmetric metric connection admitting Yamabe soliton. (English) Zbl 1448.53043 J. Geom. Phys. 157, Article ID 103846, 8 p. (2020). MSC: 53C20 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
Sardar, Arpan; De, Uday Chand \(\eta\)-Ricci solitons on para-Kenmotsu manifolds. (English) Zbl 1450.53043 Differ. Geom. Dyn. Syst. 22, 218-228 (2020). Reviewer: Lakehal Belarbi (Mostaganem) MSC: 53C15 53C25 53E20 × Cite Format Result Cite Review PDF Full Text: Link
Barman, Ajit; De, Uday Chand On a type of quarter-symmetric non-metric connection on 3-dimensional quasi-Sasakian manifolds. (English) Zbl 1446.53018 Differ. Geom. Dyn. Syst. 22, 26-41 (2020). MSC: 53C15 53C25 × Cite Format Result Cite Review PDF Full Text: Link
Mallick, Sahanous; De, Uday Chand; Suh, Young Jin Spacetimes with different forms of energy-momentum tensor. (English) Zbl 1435.53017 J. Geom. Phys. 151, Article ID 103622, 8 p. (2020). MSC: 53B30 53C50 53Z05 × Cite Format Result Cite Review PDF Full Text: DOI
Dey, Chiranjib; De, Uday Chand A note on quasi-Yamabe solitons on contact metric manifolds. (English) Zbl 1435.53035 J. Geom. 111, No. 1, Paper No. 11, 7 p. (2020). MSC: 53C25 53D10 53D15 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Pandey, Shashikant; Gupta, Punam Semi-invariant Conformal submersions with horizontal Reeb vector field. arXiv:2010.05547 Preprint, arXiv:2010.05547 [math.DG] (2020). MSC: 53C15 53C40 53C50 × Cite Format Result Cite Full Text: arXiv OA License
Suh, Young Jin; De, Uday Chand On a type of spacetimes. (English) Zbl 1499.53094 Filomat 33, No. 13, 4251-4260 (2019). MSC: 53B30 53C25 53C50 53C80 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Shenawy, Sameh; Ünal, Bülent Sequential warped products: curvature and conformal vector fields. (English) Zbl 1499.53196 Filomat 33, No. 13, 4071-4083 (2019). MSC: 53C21 53C25 53C50 53C80 53C15 53C18 × Cite Format Result Cite Review PDF Full Text: DOI
Peyghan, E.; Firuzi, F.; De, U. C. Golden Riemannian structures on the tangent bundle with \(g\)-natural metrics. (English) Zbl 1499.53051 Filomat 33, No. 8, 2543-2554 (2019). MSC: 53A45 53B20 57N16 58A30 × Cite Format Result Cite Review PDF Full Text: DOI
Chaubey, S. K.; De, Uday Chand Lorentzian para-Sasakian manifolds admitting a new type of quarter-symmetric non-metric \(\xi \)-connection. (English) Zbl 1460.53015 Int. Electron. J. Geom. 12, No. 2, 250-259 (2019). MSC: 53B05 53C15 53B30 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Mandal, Krishanu Ricci solitons and gradient Ricci solitons on \(N(k)\)-paracontact manifolds. (English) Zbl 1458.53038 J. Math. Phys. Anal. Geom. 15, No. 3, 307-320 (2019). Reviewer: Zdeněk Dušek (České Budějovice) MSC: 53C15 53B30 53C50 53C25 53D10 53D15 × Cite Format Result Cite Review PDF Full Text: DOI
Chaubey, Sudhakar Kr; De, Uday Chand The Fischer-Marsden conjecture on the generalized Sasakian-space-forms. (English) Zbl 1455.53005 Suh, Young Jin (ed.) et al., Proceedings of the 22nd international workshop on differential geometry of submanifolds in symmetric spaces and the 17th RIRCM-OCAMI joint differential geometry workshop. On the occasion of Prof. Young Jin Suh’s 65th birthday, Daegu, South Korea, July 31 – August 5, 2019. Suwon: Kyung Hee University, Research Institute of Real and Complex Manifolds (RIRCM); Osaka: Osaka City University Advanced Mathematical Institute (OCAMI). 171-181 (2019). MSC: 53C30 53C25 × Cite Format Result Cite Review PDF
Mandal, Krishanu; De, Uday Chand Paracontact metric \((k,\mu)\)-spaces satisfying certain curvature conditions. (English) Zbl 1433.53043 Kyungpook Math. J. 59, No. 1, 163-174 (2019). MSC: 53C15 53B30 53C25 53D10 53D15 × Cite Format Result Cite Review PDF Full Text: DOI
De, U. C.; Dey, Dibakar Pseudo-symmetric structures on almost Kenmotsu manifolds with nullity distributions. (English) Zbl 1429.53066 Acta Comment. Univ. Tartu. Math. 23, No. 1, 13-24 (2019). MSC: 53C25 53C35 × Cite Format Result Cite Review PDF Full Text: DOI
Mallick, Sahanous; De, Uday Chand On pseudo Q-symmetric spacetimes. (English) Zbl 1433.53029 Anal. Math. Phys. 9, No. 3, 1333-1345 (2019). Reviewer: Zdeněk Dušek (Ceske Budejovice) MSC: 53B30 35Q75 53C50 53C80 × Cite Format Result Cite Review PDF Full Text: DOI
Suh, Young Jin; De, Uday Chand Yamabe solitons and Ricci solitons on almost co-Kähler manifolds. (English) Zbl 1428.53057 Can. Math. Bull. 62, No. 3, 653-661 (2019). MSC: 53C25 53C21 53E20 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Dey, Chiranjib Lorentzian manifolds: a characterization with semiconformal curvature tensor. (English) Zbl 1427.53023 Commun. Korean Math. Soc. 34, No. 3, 911-920 (2019). MSC: 53B30 53C25 53C50 53C80 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Shenawy, Sameh Generalized quasi-Einstein GRW space-times. (English) Zbl 1421.83030 Int. J. Geom. Methods Mod. Phys. 16, No. 8, Article ID 1950124, 7 p. (2019). MSC: 83C20 83C55 53C21 53C25 53C50 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Haseeb, Abdul; De, Uday Chand \(\eta \)-Ricci solitons in \(\epsilon \)-Kenmotsu manifolds. (English) Zbl 1417.53032 J. Geom. 110, No. 2, Paper No. 34, 12 p. (2019). MSC: 53C15 53C25 × Cite Format Result Cite Review PDF Full Text: DOI
De, U. C.; Suh, Y. J. On weakly semiconformally symmetric manifolds. (English) Zbl 1438.53111 Acta Math. Hung. 157, No. 2, 503-521 (2019). Reviewer: Andrew Bucki (Edmond) MSC: 53C50 53C25 53C35 53B30 × Cite Format Result Cite Review PDF Full Text: DOI
Mantica, Carlo Alberto; De, Uday Chand; Suh, Young Jin; Molinari, Luca Guido Perfect fluid spacetimes with harmonic generalized curvature tensor. (English) Zbl 1440.53019 Osaka J. Math. 56, No. 1, 173-182 (2019). Reviewer: Gabriel Teodor Pripoae (Bucureşti) MSC: 53B30 53B50 53C80 83C15 × Cite Format Result Cite Review PDF Full Text: Euclid
De, Uday Chand; Suh, Young Jin Some characterizations of Lorentzian manifolds. (English) Zbl 1405.53034 Int. J. Geom. Methods Mod. Phys. 16, No. 1, Article ID 1950016, 18 p. (2019). MSC: 53B30 53C25 53C50 53C80 51B20 83F05 × Cite Format Result Cite Review PDF Full Text: DOI
De, U. C.; Mandal, Krishanu Ricci almost solitons and gradient Ricci almost solitons in \((k,\mu)\)-paracontact geometry. (English) Zbl 1424.53045 Bol. Soc. Parana. Mat. (3) 37, No. 3, 119-130 (2019). MSC: 53B30 53C15 53C25 53C50 53D10 53D15 × Cite Format Result Cite Review PDF Full Text: Link
De, Uday Chand; Suh, Young Jin; Majhi, Pradip Ricci solitons on \(\eta \)-Einstein contact manifolds. (English) Zbl 1499.53218 Filomat 32, No. 13, 4679-4687 (2018). MSC: 53C25 53C35 53C50 53B30 53D10 × Cite Format Result Cite Review PDF Full Text: DOI
Suh, Young Jin; Majhi, Pradip; De, Uday Chand On mixed quasi-Einstein spacetimes. (English) Zbl 1499.53246 Filomat 32, No. 8, 2707-2719 (2018). MSC: 53C25 53C35 53C50 53B30 × Cite Format Result Cite Review PDF Full Text: DOI
Deshmukh, Sharief; De, Uday Chand; Zhao, Peibiao Ricci semisymmetric almost Kenmotsu manifolds with nullity distributions. (English) Zbl 1488.53154 Filomat 32, No. 1, 179-186 (2018). MSC: 53C25 53C35 × Cite Format Result Cite Review PDF Full Text: DOI
De, Uday Chand; Dey, Chiranjib Almost Ricci soliton and gradient almost Ricci soliton on 3-dimensional LP-Sasakian manifolds. (English) Zbl 1438.53075 Bull. Transilv. Univ. Brașov, Ser. III, Math. Inform. Phys. 11(60), No. 2, 99-108 (2018). MSC: 53C21 53C25 × Cite Format Result Cite Review PDF
De, U. C.; Ghosh, Gopal; Jun, J. B.; Majhi, Pradip Some results on para-Sasakian manifolds. (English) Zbl 1438.53058 Bull. Transilv. Univ. Brașov, Ser. III, Math. Inform. Phys. 11(60), No. 1, 49-64 (2018). MSC: 53C15 53C25 53C26 × Cite Format Result Cite Review PDF
De, Uday Chand On weakly Z symmetric spacetimes. (English) Zbl 1420.53057 Kyungpook Math. J. 58, No. 4, 761-779 (2018). Reviewer: Andreas Arvanitoyeorgos (Patras) MSC: 53C25 53C35 53C50 53B30 × Cite Format Result Cite Review PDF Full Text: DOI
Mallick, Sahanous; De, Uday Chand Certain investigations on pseudo quasi-Einstein manifolds. (English) Zbl 1397.53059 Proc. Natl. Acad. Sci. India, Sect. A, Phys. Sci. 88, No. 2, 223-230 (2018). MSC: 53C25 53C35 53C50 53B30 × Cite Format Result Cite Review PDF Full Text: DOI