2 papers
math.DG2026
Lyra Almost Ricci-Bourguignon Solitons on Twisted Warped Product Manifolds
Ayman Elsharkawy, Eman Ghareeb Rezk, Uday Chand De +2
This paper defines Lyra almost Ricci-Bourguignon solitons on twisted warped product manifolds and investigates the interaction between the twisting function, the Lyra scale, and th…
gr-qc2025
Characterization of generalized quasi-Einstein manifolds and modified gravity
Uday Chand De, Hülya BaÄdatli Yilmaz
In this work, a detailed examination of a specific case of a generalized quasi-Einstein manifold (GQE)n is provided. It begins by exploring generalized quasi-Einstein spacetimes un…