Tweets on TeX, LaTeX, and typography. @JohnDCook.

Joined April 2010
276 Photos and videos
The TeX showcase tug.org/texshowcase/

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Unicode codepoint chart inamidst.com/stuff/unidata/

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The LaTeX font catalogue tug.dk/FontCatalogue/

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Use \phantom{} to insert white space the size of the argument. For example, \phantom{\sum} is an invisible \sum.
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To write Erdős in LaTeX, use Erd\H{o}s. The mark over the o is not an umlaut but a double acute accent, a Hungarian variation on the umlaut.
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LaTeX package for chemical formulas: mhchem. Sulfate will then be \ce{SO4^2-}
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\pagenumbering styles: arabic (numbers); roman, Roman (roman numerals); alph, Alph (letters)
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Python's plotting library matplotlib can display LaTeX labels matplotlib.org/users/mathtex…

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Use \dotfill and \hrulefill to fill a space with dots or a horizontal rule respectively.
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Playing card suits: \diamondsuit, \heartsuit, \spadesuit, \clubsuit.
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Use \input{filename} to insert filename.tex. Works like the #include preprocessor directive in C.
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Spanish punctuation: Can use !` and ?` for inverted exclamation points and question marks.
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