English Ostrogradsky instability Cited by user 79.23.210.106 on 14 May 2023 In applied mathematics, the Ostrogradsky instability is a feature of some solutions of theories having equations of motion with more than two time derivatives (higher-deri…
English Asymptotic safety in quantum gravity Cited by user 5.170.104.224 on 20 Sep 2022 Asymptotic safety (sometimes also referred to as nonperturbative renormalizability) is a concept in quantum field theory which aims at finding a consistent and…