| label | Text.LaTeX.Commands, Text.LaTeX |
| lambda | Text.LaTeX.Packages, Text.LaTeX |
| lambda_ | Text.LaTeX.Packages, Text.LaTeX |
| landscape | Text.LaTeX.Arguments, Text.LaTeX |
| Language | Text.LaTeX.Arguments, Text.LaTeX |
| large | Text.LaTeX.Commands, Text.LaTeX |
| large2 | Text.LaTeX.Commands, Text.LaTeX |
| large3 | Text.LaTeX.Commands, Text.LaTeX |
| LaTeX | Text.LaTeX.Monad, Text.LaTeX |
| latex | Text.LaTeX.Commands, Text.LaTeX |
| latexe | Text.LaTeX.Commands, Text.LaTeX |
| LaTeXM | Text.LaTeX.Monad, Text.LaTeX |
| latexsym | Text.LaTeX.Packages, Text.LaTeX |
| latin1 | Text.LaTeX.Packages, Text.LaTeX |
| legalpaper | Text.LaTeX.Arguments, Text.LaTeX |
| leqno | Text.LaTeX.Arguments, Text.LaTeX |
| letterpaper | Text.LaTeX.Arguments, Text.LaTeX |
| lgr | Text.LaTeX.Packages, Text.LaTeX |
| Lift | Text.LaTeX.Arguments, Text.LaTeX |
| lim | Text.LaTeX.Packages, Text.LaTeX |
| linebreak | Text.LaTeX.Commands, Text.LaTeX |
| linespread | Text.LaTeX.Commands, Text.LaTeX |
| listoffigures | Text.LaTeX.Commands, Text.LaTeX |
| listoftables | Text.LaTeX.Commands, Text.LaTeX |
| listOpts | Text.LaTeX.Define, Text.LaTeX |
| lnbk | Text.LaTeX.Commands, Text.LaTeX |
| lnbk_ | Text.LaTeX.Commands, Text.LaTeX |
| lx | Text.LaTeX.Monad, Text.LaTeX |
| lxany | Text.LaTeX.Monad, Text.LaTeX |
| lxanyw | Text.LaTeX.Monad, Text.LaTeX |
| LxMatrix | Text.LaTeX.Commands, Text.LaTeX |
| lxw | Text.LaTeX.Monad, Text.LaTeX |