On Sat, Oct 28, 2006 at 05:12:27PM +0100, Richard Jones wrote:
> Type variables like '_a are covered here:
> 
> http://caml.inria.fr/pub/old_caml_site/FAQ/FAQ_EXPERT-eng.html#variables_de_types_faibles

Note that on this particular topic the new faq is slightly more up-to-date,
as it covers the use of objetcs or polymorphic recors to emulate first-order
polymorphism.

http://caml.inria.fr/resources/doc/faq/core.en.html#typing

(section "How to write a function with polymorphic arguments?", as well as
the two previous ones).

-- 
Boris