Theorem
Completeness is not a topological property preserved by homeomorphisms.
Proof
with the Euclidean metric is complete but
with the Euclidean metric is not.
is homeomorphic to
so completeness is not a topological property.
Theorem
Completeness is not a topological property preserved by homeomorphisms.
Proof
with the Euclidean metric is complete but
with the Euclidean metric is not.
is homeomorphic to
so completeness is not a topological property.