man page synopsis syntax reference

[Michael P. Soulier]

Hello,

Is there an authoritative reference of what manpage syntax should look like?

ie.

foo [optional arg] <required arg> <required multiple>...

I can't seem to find a reference that explains this syntax.

Thanks,
Mike
-- 
Michael P. Soulier <msoulier at digitaltorque.ca>
"Any intelligent fool can make things bigger and more complex... It takes a
touch of genius - and a lot of courage to move in the opposite direction."
--Albert Einstein