n and a hashing function (respectively) to Caml
values for this typedef. The comparison function is called when two
Caml values of this typedef are compared using the generic comparisons
<span class=machine><span class=font-tt>compare</span></span>, <span class=machine><span class=font-tt>=</span></span>, <span class=machine><span class=font-tt>&lt;</span></span>, etc. The hashing function is called when
<span class=machine><span class=font-tt>Hashtbl.hash</span></span> is applied to a Caml value of this ty