# Installing racket-cas **URL:** \ **Category:** Questions & Answers\ **Created:** [November 28, 2024, 6:13am UTC](https://racket.discourse.group/t/installing-racket-cas/3367 "2024-11-28T06:13:14Z")\ **Posts on this page:** 1\ **Showing post:** 8
**Author:** ![soegaard](https://yyz2.discourse-cdn.com/free1/user_avatar/racket.discourse.group/soegaard/32/19_2.png) [@soegaard](https://racket.discourse.group/u/soegaard)\ **Post date:** [November 28, 2024, 10:14pm UTC](https://racket.discourse.group/t/installing-racket-cas/3367/8 "2024-11-28T22:14:31Z")
The package `latex-pict` uses `pdflatex` and a couple of latex libraries. Maybe something is configured differently on your computer? If you are using a complete, newish TeXLive, I'd expect everything to work. Marc had to install some extra packages to get everything to work though. See > [@Plot with subscripts, superscripts, and more general latex in labels](https://racket.discourse.group/t/plot-with-subscripts-superscripts-and-more-general-latex-in-labels/373/6): > > You probably meant pdflatex foo.tex, no? That throws an error that it can't find standalone.cls, so I installed it with tlmgr install standalone, after which it complains about not knowing preview.sty, so I tlmgr install preview and voila. It works. Reading the documentation for latex-pict, I now realize that I should have checked that both of those are installed, but it was not crystal clear to me that those were requirements. Maybe make it even more obvious by saying "Ensure that you have the… I expect `pdflatex` is in the path? --- _[View the full topic](https://racket.discourse.group/t/installing-racket-cas/3367)._