The ${\mathscr P}(\varphi)_2$ Model on the de Sitter Space

João C. A. Barata, Christian D. Jäkel, Jens Mund
November 12, 2013
In 1975 by Figari, Høegh-Krohn and Nappi constructed the ${\mathscr P}(\varphi)_2$ model on the two-dimensional de Sitter space. Here we complement their work with a number of new results.

Keywords:
constructive quantum field theory, modular localization, de Sitter spacetime