Thanks - that's just what I wanted to know.  Wouldn't be nice if Sage
had something like Matlab's "lookfor" command, which gives you the
name of all functions containing that substring, and a very brief
(half line) description.

-A.

On Apr 25, 7:29 am, John H Palmieri <jhpalmier...@gmail.com> wrote:
> On Apr 24, 1:42 pm, Alasdair <amc...@gmail.com> wrote:
>
> > Is there a way of searching for functions which contain a particular
> > string in their names?  Yesterday I was trying to find the extended
> > Euclidean algorithm (xgcd); my search would have been trivial if I
> > could have searched for all functions containing the string "gcd".  As
> > it was I found it almost by accident - I also couldn't find a list of
> > all number theory functions.
>
> > Thanks,
> > Alasdair
>
> sage: search_def('gcd')
>
> The documentation for search_def says:
>
>         Search Sage library source code for function names containing
> ``name``
>         The search is not case sensitive.
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