How do I find the orthogonal vector projection of $vec{a}$ onto $vec{b}$ ?

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Answer 1 · 2014-12-03T02:28:39

The orthogonal projection of $vec{a}$ onto $vec{b}$ can be found by

$(vec{a} cdot vec{b}/{|vec{b}|}){vec{b}}/{|vec{b}|}={vec{a} cdot vec{b}}/{|vec{b}|^2} vec{b}$

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How do I find the orthogonal vector projection of vec{a}vec{a} onto vec{b}vec{b}?