1 help.start() #A web-based set of help pages (try the link to "An Introduction to R")
2 help(sqrt) #Show details of the "sqrt" and similar functions
3 ?sqrt #A shortcut to do the same thing
4 example(sqrt) #run the examples on the bottom of the help page for "sqrt"
5 help.search("maximum") #gives a list of functions involving the word "maximum", but oddly, "max" is not in there!
6 ### The next line is commented out to reduce internet load. To try it, remove the first # sign.
7 #RSiteSearch("maximum") #search the R web site for anything to do with "maximum". Probably overkill here!