Let V be a complex vector space, with conjugation $\displaystyle \chi:V\to V$. Prove that a subspace W of V is the complexification of a real vector space S iff W is close under $\displaystyle \chi$
Haven't a clue how to work this one.
Let V be a complex vector space, with conjugation $\displaystyle \chi:V\to V$. Prove that a subspace W of V is the complexification of a real vector space S iff W is close under $\displaystyle \chi$
Haven't a clue how to work this one.