mk_exists1

boolSyntax.mk_exists1 : term * term -> term

Term constructor for unique existence.

If v is a variable and t is a term of type bool, then mk_exists1 (v,t) returns the term ?!v. t.

Failure

Fails if v is not a variable or if t is not of type bool.

See also

boolSyntax.dest_exists1, boolSyntax.is_exists1