-- Raul Miller wrote:
> (note that you did not show your definition for tnub).
All the verbs that I did not show definitions for are from the wiki page
that I referenced at the start of my post.
> I am having a problem understanding why /. does not work for you.
>
> For example, what would you expect from
> key +/tkey dat
> which is different from an expression like
> (3&{:: +//. 4&{::)invtble
> ?
I haven't tried this but expect that the it will give a similar result
for a single column definitions of key and dat, but I think making that
expression work well for multiple column defns of key and dat, becomes
messy and I'm not sure that it will handle a key that includes
non-numeric columns.
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