Is the math rendering in this blogpost done using Jekyll and AcademicPages, as described here https://kevinfossez.github.io/posts/2020/04/blog-post-1/ https://

Is the math rendering in this blogpost done using Jekyll and AcademicPages, as described here https://kevinfossez.github.io/posts/2020/04/blog-post-1/ https://kevinfossez.github.io/posts/2020/04/blog-post-1/ Or is it something else?