Reference

Rendering
tex_preview()	Render and Preview snippets of TeX in R Viewer
Options
tex_opts tex_opts_current	Default and current tex options
Utilities
as.kable()	Try to coerce an object into a knitr_kable object
build_usepackage()	Build usepackage command for TeX document
get_texpackages()	Get list of TeX packages installed on System
System Requirements
check_requirements()	Check TeX Requirements for Package
tex_requirements()	Query TeX file for Required Packages