It is common for the dying to converse with loved ones that have already died.
If you must converse, please do so very quietly.
Antonyms
The converse is not true however: there are infinite extensions which are algebraic.
Any harmonic function is biharmonic, but the converse is not always true.
Your Realization and converse perception of Who you are - therein hangs the tale.
The converse statement, that only these values of n can occur, is Mazur's torsion theorem.