2 papers
astro-ph2001
Is the observable Universe generic?
C. A. Terrero-Escalante, A. A. Garcia
Recently an inflationary potential yielding power spectra characterized by a scale-invariant tensorial spectral index and a scale-dependent scalar spectral index was introduced. We…
gr-qc2001
Demianski-Newman solution revisited
J. A. Aguilar-Sanchez, A. A. Garcia, V. S. Manko
The derivation of the Demianski-Newman solution within the framework of the Ernst complex formalism is considered. We show that this solution naturally arises as a two-soliton spec…