Reference

All functions
beamer_illinois()	"Illinois" (UIUC) Themed Beamer Presentation Template for RMarkdown
beamer_imetropolis()	Beamer Illinois Metropolis Template for RMarkdown
beamer_mil()	Beamer Illinois Market Information Lab Presentation Template for RMarkdown
beamer_orange()	Beamer Illinois Orange Presentation Template for RMarkdown
html_imetropolis()	"Illinois" (UIUC) Metropolis themed HTML Template for RMarkdown
latex_journal_format()	UIUC Class Journal Format
uiuc_beamer()	Defunct functions in the uiucthemes package
uiucthemes uiucthemes-package	uiucthemes: 'R' 'Markdown' Themes for 'UIUC' Documents and Presentations