dest_res_exists_unique
res_quanLib.dest_res_exists_unique : term -> (term # term # term)
Breaks apart a restricted unique existential quantified term into the quantified variable, predicate and body.
dest_res_exists_unique is a term destructor for restricted existential
quantification:
dest_res_exists_unique "?var::P. t"
returns ("var","P","t").
Failure
Fails with dest_res_exists_unique if the term is not a restricted
existential quantification.
See also
res_quanLib.mk_res_exists_unique,
res_quanLib.is_res_exists_unique