dest_pair
pairSyntax.dest_pair : term -> term * term
Breaks apart a pair into two separate terms.
dest_pair
is a term destructor for pairs: if
M
is a term of the form (t1,t2)
, then
dest_pair M
returns (t1,t2)
.
Fails if M
is not a pair.
pairSyntax.mk_pair
, pairSyntax.is_pair
, pairSyntax.strip_pair