(beamer -- "projektor" pseudoinglise keeles)

olemus
üks LaTeX-i klasse loenguslaidide loomiseks

täpsemalt
http://www.math-linux.com/latex-26/article/how-to-make-a-presentation-with-latex-introduction-to-beamer

https://www.sharelatex.com/learn/Beamer

https://www.uncg.edu/cmp/reu/presentations/Charles%20Batts%20-%20Beamer%20Tutorial.pdf