3 papers
math-ph2026
Elements of Topology, Differential Geometry and General Relativity for Physicists: A Mathematica-based Tutorial Approach
Balasubramanian Ananthanarayan, Souvik Bera, Subhasish Chakrabarty +4
This book is a self-contained, tutorial introduction to topology, differential geometry, and general relativity for students and researchers in physics. Its distinguishing feature…
physics.ed-ph2024
Group Theory in Physics: An Introduction with Mathematica
Balasubramanian Ananthanarayan, Souradeep Das, Amitabha Lahiri +2
Group Theory has become an invaluable tool in the physics community. Despite numerous introductory books, the subject remains challenging for beginners. Mathematica has emerged as…
gr-qc2022
Cosmic Acceleration and the notion of Alternative Vacuum in Nash Theory
Soumya Chakrabarti, Soumya Bhattacharya, Rabin Banerjee +1
We argue that Nash theory, a quadratic theory of Gravity, can describe a late-time cosmic acceleration without any exotic matter or cosmological constant. The observational viabili…