The $\mathcal{P}(\phi {)}_2$ Model on the de Sitter Space

João C. A. Barata, Christian D. Jäkel, Jens Mund

In 1975 by Figari, Høegh-Krohn and Nappi constructed the $\mathcal{P}(\phi {)}_2$ model on the two-dimensional de Sitter space. Here we complement their work with a number of new result…