How do I multiply two unit vectors?

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How do I multiply two unit vectors?

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Answer 1 · 2015-05-18T17:21:34

Dot product of any two vectors $\to u$ $vecu$ and $\to v$ $vec v$ is |u||v| $cos θ$ $costheta$ where $cos θ$ $costheta$ is the angle between the two vectors. If |u|=1 and |v|=1, then the product would be simply $cos θ$ $cos theta$ .

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How do I multiply two unit vectors?

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