is_pabs
pairSyntax.is_pabs : term -> bool
Tests a term to see if it is a paired abstraction.
is_pabs "\pair. t" returns true. If the term is not a paired abstraction the result is false.
is_pabs "\pair. t"
true
false
Never fails.
Term.is_abs, pairSyntax.mk_pabs, pairSyntax.dest_pabs
Term.is_abs
pairSyntax.mk_pabs
pairSyntax.dest_pabs