# [texhax] \ldots v. \cdots

Joel C. Salomon joelcsalomon at gmail.com
Tue Mar 3 00:42:39 CET 2009

On Sat, Feb 28, 2009 at 8:09 PM, 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?

The effect you want is
0 + 1 + 2 + 3 + ⋯ + n,	% \cdots
the partial sums of which are
0, 1, 3, 6, …, ⁿ⁽ⁿ⁺¹⁾∕₂.	% \ldots
(Using the Unicode equivalent characters.)

—Joel Salomon