In this blog, we mark some article that is important in the investigation of the equidistribution problem, each of them providing new inspirit to solve some particuler type of equidistribution problem. 1. Mixing, counting, and equidistribution in Lie groups The author is Alex Eskin, Curt McMullen This article was published in 1993. in Duke Math. J. 71(1): 181-209 (July 1993). DOI: 10.1215/S0012-7094-93-07108-6 Let $\Gamma \subset G=\operatorname{Aut}\left(\mathbb{H}^2\right)$ be a group of isome…