Introduction to projections (video) | Khan Academy
https://www.khanacademy.org/math/linear-algebra/matrix-transformations/lin-trans-examples/v/introduction-to-projections
WEBWell, now we actually can calculate projections. In the next video, I'll actually show you how to figure out a matrix representation for this, which is essentially a transformation. Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more.
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