[texhax] Missing "\therefore" symbol

Barbara Beeton bnb at ams.org
Sat Aug 9 14:46:25 CEST 2003


question from John Hagerson:

    I am trying to typeset a set of equations and I seem to be unable to use
    the \therefore symbol (three points in a triangle). Have I failed to do
    something basic?

assuming you are using latex, you have to

    \usepackage{amssymb}
							-- bb


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