TL;DR
This paper discusses the stability of various modified gravity models, focusing on de Sitter solutions, and presents multiple approaches to analyze stability, highlighting their generalizations.
Contribution
It introduces and compares three approaches for analyzing stability in generalized modified gravity models, extending the analysis to broader cases.
Findings
Identification of conditions for stability of de Sitter solutions
Comparison of different stability analysis methods
Generalization of stability criteria to broader models
Abstract
The stability issue of a large class of modified gravitational models is discussed with particular emphasis to de Sitter solutions. Three approaches are briefly presented and the generalization to more general cases is mentioned.
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