# [texhax] ?

Philip G. Ratcliffe philip.ratcliffe at fastwebnet.it
Mon Jan 4 23:41:55 CET 2010

> how can I put prime over a summation with LaTeX
>
> e.g.
>
> $$\sum_{k=1}^{\infty}'$$
>
> this does not look normal, the prime does not look at the
> correct location
>
> here the prime must be at the right upper edge of the
> summation symbol.

Is this ok?

$$\sum_{k=1}^{\infty}\strut'$$

Cheers,  Phil