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Notation, First Definitions 转 http://brnt.eu/phd/node9.html
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| LaTeX command | Equivalent to | Output style | Remarks |
|---|---|---|---|
| \textnormal{...} | {\normalfont...} | document font family | This is the default or normal font. |
| \emph{...} | {\em ...} | emphasis | Typically italics. Using emph{} inside of italic text removes the italics on the emphasized text. |
| \textrm{...} | {\rmfamily...} | roman font family | |
| \textsf{...} | {\sffamily ...} | sans serif font family | Matrix |
| \texttt{...} | {\ttfamily ...} | teletypefont family | This is a fixed-width or monospace font. |
| \textup{...} | {\upshape...} | upright shape | The same as the normal typeface. |
| \textit{...} | {\itshape ...} | italic shape | |
| \textsl{...} | {\slshape ...} | slanted shape | A skewed version of the normal typeface (similar to, but slightly different from, italics). |
| \textsc{...} | {\scshape ...} | Small Capitals | |
| \uppercase{...} | UPPERCASE (ALL CAPS) | Also \lowercase. There are some caveats, though; seehere. | |
| \textbf{...} | {\bfseries ...} | bold | vector |
| \textmd{...} | {\mdseries...} | medium weight | A font weight in between normal and bold. |
| \textlf{...} | {\lfseries ...} | light | A font weight lighter than normal. Not supported by all typefaces. |
