If I have a vector $\vec{v}$, is there a standard concise notation for the unit vector in the same direction of $\vec{v}$ that is $\frac{\vec{v}}{|\vec{v}|}$?
2026-05-16 13:01:12.1778936472
Notation for a unit vector
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Sometimes the notation $$\hat v = \frac{v}{\|v\|_2}$$ is used. I've especially seen it on wikipedia and 3D-Graphics related articles containing math.