UDAY CHAND DE

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Publications (95)

• The Sobolev inequalities along the Ricci-Bourguignon flow and applications
  Hacettepe Journal of Mathematics and Statistics 2026 DOI: 10.15672/hujms.1618538
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• Characterization of Generalized Quasi-Einstein Manifolds and Modified Gravity
  International Journal of Theoretical Physics 2026 DOI: 10.1007/s10773-026-06457-4
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• Characterizations of Perfect Fluid and Generalized Robertson-Walker Space-Times Admitting k-Almost Ricci-Yamabe Solitons
  2026 DOI: 10.1007/978-981-95-5148-4_6
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• Characterizations of Pseudo-Symmetric Space–Times in Gray’s Subspaces and f(R)-Gravity Vacuum Solutions
  Mathematics 2026 DOI: 10.3390/math14020305
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• Slant curves in Lorentzian twisted warped products: Geometric classification and applications in relativity and cosmology
  Modern Physics Letters A 2026 DOI: 10.1142/S0217732325502232
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• Generalized vacuum static equations on sasakian manifolds and their geometric implications
  ANNALI DELL'UNIVERSITA' DI FERRARA 2026 DOI: 10.1007/s11565-025-00621-0
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• Impact of pseudo-projective curvature tensor on a space-time and f(r,G)-gravity
  International Journal of Geometric Methods in Modern Physics 2026 DOI: 10.1142/S0219887826501501
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• Quasi-conformal curvature tensor on sequential doubly warped product manifolds with applications
  The European Physical Journal C 2026 DOI: 10.1140/epjc/s10052-026-15364-1
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• Characterizations of a spacetime admitting gradient Ricci-Yamabe solitons and f(R)-gravity
  Physica D: Nonlinear Phenomena 2026 DOI: 10.1016/j.physd.2025.135074
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• Some geometric and physical properties of generalized quasi-Einstein spacetimes and f(R) gravity
  International Journal of Geometric Methods in Modern Physics 2026 DOI: 10.1142/S0219887825501804
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