2 citations · 4 across the 2 of their papers we have counts for
2 papers
math-ph2008★ 2 cited
Gravitational fields as generalized string models
Francisco J. Hernandez, Francisco Nettel, Hernando Quevedo
We show that Einstein's main equations for stationary axisymmetric fields in vacuum are equivalent to the motion equations for bosonic strings moving on a special nonflat backgroun…
gr-qc2007★ 2 cited
Entropy and anisotropy
Francisco J. Hernandez, Hernando Quevedo
We address the problem of defining the concept of entropy for anisotropic cosmological models. In particular, we analyze for the Bianchi I and V models the entropy which follows fr…