I need to find the projection of two vectors, $\vec{v}=(1,2,3)$ onto $\vec{u}=\left(\frac{1}{2},\left(\frac{1}{2}, \frac{1}{2\sqrt{2}}\right)\right)$.
What I have to do with $\vec{u}$?
2026-04-06 05:47:57.1775454477
Vector with a vector component
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