Exact Integrable $\Lambda$CDM-Mimicking $f(Q)$ Cosmology: Background, Stability, and Perturbations in the First Connection Branch

Wompherdeiki Khyllep, Daniele Gregoris, Saikat Chakraborty +1

We re-examine the problem of mimicking the standard cosmological model, characterized by $j=1$ (where $j$ is the cosmographic jerk parameter), within the context of the first conne…