In: Advanced Math
Supply proofs for the following miscellaneous propositions from the course in a metric space context:
(a) A convergent sequence is bounded.
(b) The limit of a sequence is unique.
(c) A n -neighborhood is an open set.
(d) A finite union of open sets is open.
(e) A set is open if and only if its complement is closed.
(f) A compact set (you may use either definition) is closed and bounded.