Seminar students are expected to learn LaTeX by themselves. They must also learn Beamer and possibly some graphics macros, like those in TikZ. Fortunately, there are many excellent LaTeX and Beamer resources online:

The webpage for OverLeaf:

OverLeaf was previously called ShareLaTex. Dr. Weston says that some of the ShareLaTeX templates are really excellent:

Table of math symbols:

TeX resources homepage:

Short Math Guide for LATEX, by Michael Downes:

A Beamer tutorial:

An introduction to TikZ:

Dr. Weston recommends that students download a TeX distribution to their computers rather than work online with “sharelatex”. ShareLaTeX is helpful in the beginning learning phase and then a hinderance beyond a certain point.