A trailing lognormal approximation of the Lyman-$\hat{I}\pm$ forest: comparison with full hydrodynamic simulations at $2.2\le z\le 2.7$

Bhaskar Arya

Lyman-$\hat{I}\pm$(Ly$\hat{I}\pm$) forest in the spectra of distant quasars encodes the information of the underlying cosmic density field at smallest scales. The modelling of the upcoming large a…