[texhax] \ldots v. \cdots

Phil Parker phil at math.wichita.edu
Sun Mar 1 05:23:41 CET 2009

On 03/01/2009 at 01:09 AM, "P. R. Stanley" <prstanley at ntlworld.com> wrote:
>
>I've come across both \ldots and \cdots in typesetting series in \sum  -- \{1
>+ 2 + 3 + ldots + n\}. What would the list recommend?
>

In mathematics, in the example you give, \cdots is preferred as the dots should be aligned with the operation signs (+ in this case).

\ldots is usually reserved for lists, as in the components of an n-tuple (x_1, x_2, \ldots, x_n).

--
Phil Parker
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