COMMENT(The basic layout of a raw documentation file is as follows.)
COMMENT(-----------------------------------------------------------)
TITLE(~~name~~ @@ ~~~short description~~~)
USAGE(
One or more lines showing the synopsis of the function.
These are set verbatim in typewriter font.
)
ALIAS(other R function with same help page)
ALIAS(alias-2)
ARGUMENTS(
ARG(arg1 @@ Description of arg1.)
ARG(arg2 @@ Description of arg2.)
)
DESCRIPTION(
A precise description of what the function does.
)
VALUE(
A description of the value returned.
For  multiple values as list,  use 'VALUES' (below) INSTEAD...
)
VALUES(
A description of the LIST of values returned.
Use
ARG(comp1 @@ Description of `comp1')
ARG(comp2 @@ Description of `comp2')
...
)
REFERENCES(
Optional references section.
)
SEEALSO(
LANG(LINK(other help)), ....
)
COMMENT(------- Examples: TAKE time to do this well !!! ------------
	------- ========
        They should be executable ``immediately'' by cut & paste;
        i.e, you must construct data, use standard data sets, or random numbers.
EXAMPLES(
x <- 1:100
foo.bar(x)
)

COMMENT(-------------------------- just a short reminder ------------
BOLD	bold font
ITALIC	italic font
LANG	typewriter font for language fragments
====================
PARA	-- New paragraph
BLANK	-- leave a blank line in an example
DOTS	-- the dots in function argument list
LDOTS	-- for ellipsis dots

MATH: --> See ``ABOUT''
)