[pstricks] PSMatrix and Node labels

[Juergen Gilg]

Hi Thomas,
> However, I want to add a label below (or above) the squares denoting
> what the mean (eg the label f_1)
>
> But I can't figure out how to do that. I have tried to use nput and
> uput, but they just seem to display nothing.
> Has anyone an idea?
>   
try this:

\uput{9pt}[90](fna){label1}

This labels the node _fna_ with a separation of 9pt putting the label 90 
degrees.

Hope this is what you wanted,

Juergen

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