applying patches



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>And I would say a fair number of the bugs were in the code written
> between 1966 and 1982.  And not all of the things that were fixed had
> bugs written about them.  I know I did some changes in the hyp and
> hypgeo files and most did not have bugs filed for them.

I should have been more careful--some of the 1,990 closed bugs are marked as invalid.  I don't see a simply way to enumerate 
the true bugs. Also I suppose some  bugs were introduced when Maxima was converted to Common Lisp.  

--Barton