2 papers
hep-th2026
Generalized Bergshoeff-de Roo identification in the Supergravity frame
Walter H. Baron, Fabian A. Portilla
The effective action of string theory has a highly constrained structure due to the numerous symmetries of the underlying theory. Recently, a method known as the Generalized Bergsh…
astro-ph.GA2024
Geodesic trajectories for binary systems of supermassive black holes (SMB)
Fabian A. Portilla
During this work, it is considered a binary system of supermassive rotating black holes; first, it is employed the concept of weak field limit to develop a metric tensor g that des…