Definition:Orthogonal (Linear Algebra)

Definition
Let $\struct {V, \innerprod \cdot \cdot}$ be an inner product space.

Let $u, v \in V$.

We say that $u$ and $v$ are orthogonal :
 * $\innerprod u v = 0$

We denote this:


 * $u \perp v$

Also see

 * Definition:Orthonormal (Linear Algebra)
 * Definition:Orthogonal Subspaces