Now you can start adding some content, like:
number_sections: allows for section numbering.fig_caption: allows for figure caption.
You can decide to keep it for tweaking the style of the PDF output, like you would normally do with a.
There are numerous ressources out there to help you on your Rmarkdown journey:
# "definition" "example" "exercise" "hypothesis" "proof" # "theorem" "lemma" "corollary" "proposition" "conjecture" # "sql" "stan" "targets" "tikz" "verbatim" # "fortran95" "go" "highlight" "js" "julia" # "haskell" "lein" "mysql" "node" "octave" Names ( knitr :: knit_engines $ get ( ) ) # "awk" "bash" "coffee" "gawk" "groovy"