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physics.class-ph2022
Unveiling the physics of partial differential equations with heuristics
Valerio Faraoni
Heuristic arguments and order of magnitude estimates for partial differential equations highlight essential features of the physics they describe. We present order of magnitude est…
physics.class-ph1999★ 43 cited
Solving for the dynamics of the universe
Valerio Faraoni
A new method of solving the Einstein-Friedmann dynamical equations of a spatially homogeneous and isotropic universe is presented. The method is applicable when the equation of sta…
physics.class-ph1998★ 10 cited
When a mass term does not represent a mass
V. Faraoni, F. I. Cooperstock
The definition of mass of a scalar field in a curved space has often been generalized by grouping coupling terms between the field and the Ricci curvature with non-curvature-relate…