@slide(layout=content-only) @content # What is LATEX? @slide(layout=two-previews) @left-preview  @left-caption Classic Word document @right-preview  @right-caption Classic LaTeX document @slide(layout=content-and-preview) @content ## Origin * Donald **Knuth**, 1977–1986: type setting engine **TeX**τεχ → /tɛç/ for The Art of Computer Programming * Leslie **Lamport**, starting in the 1980s: software package **LaTeX** to make TeX easily usable

