[texhax] Typing out nPr (permutations)

Philip G. Ratcliffe philip.ratcliffe at fastwebnet.it
Wed Jun 17 09:21:40 CEST 2009

> Does anyone know of a macro in (AMS)LaTeX that has the symbol for nPr?

No, I don't think there is such a macro.

> I understand that \binom{n}{r} and its variants, but there 
> seems to be nothing for nPr.
> The manual (and perhaps clumsy) way I've been using is
> $^n P_r$

You can use the tensor package to get better spacing and alignment:


Cheers,  Phil

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