3 papers
hep-th2026
A unified expansion of Einstein's gravity
Arkachur Bhattacharya, Pushkar Soni
Non-Lorentzian theories of gravity, most common of which are Galilean and Carrollian gravity, arise from General relativity under suitable scalings. General relativity can be obtai…
hep-th2026
Ambiguity problem of the Bootstrap Method in Quantum Mechanics
Takeshi Morita, Worapat Piensuk, Pushkar Soni
The bootstrap method for quantum mechanics is a powerful tool for computing the energy eigenvalues of a Hamiltonian. However, we point out that this method suffers from an ambiguit…
hep-th2024
Hydrodynamics in the Carrollian regime
Kedar S. Kolekar, Taniya Mandal, Ashish Shukla +1
Carroll hydrodynamics arises in the limit of relativistic hydrodynamics. Instances of its relevance include the Bjorken and Gubser flow models of heavy-ion collisions, whe…