[Rd] A possible improvement to apropos

[Kurt Hornik]

>>>>> Robert Gentleman writes:

> I would vastly prefer apropos to be case insensitive by default. The 
> point of it is to find things similar to a string, not the same as, and 
> given that capitalization in R is somewhat erratic (due to many authors, 
> and some of those changing their minds over the years), I find the 
> current apropos of little use.

> I would also, personally prefer some sort of approximate matching since 
> there are different ways to spell some words, and some folks abbreviate 
> parts of words.

The same design has been employed by help.search for a long time, for
exactly the same reasons (albeit with slightly different agrep
defaults).

-k