Locally Convex Space is Topological Vector Space
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Theorem
Let $\GF \in \set {\R, \C}$.
Let $\struct {X, \PP}$ be a locally convex space over $\GF$ equipped with the standard topology $\tau$.
Then $\struct {X, \tau}$ is a topological vector space.
Corollary
Let $\GF \in \set {\R, \C}$.
Let $\struct {X, \PP}$ be a Hausdorff locally convex space over $\GF$ equipped with the standard topology $\tau$.
Then $\struct {X, \tau}$ is a Hausdorff topological vector space.
Proof
From Vector Addition on Locally Convex Space is Continuous, vector addition on $X$ is continuous.
From Scalar Multiplication on Locally Convex Space is Continuous, scalar multiplication on $X$ is continuous.
So $\struct {X, \tau}$ is a topological vector space.
$\blacksquare$