'Vector times' presentation slideshows

11.3 The Dot Product

11.3 The Dot Product. Geometric interpretation of dot product. A dot product is the magnitude of one vector times the portion of the vector that points in the same direction as that vector (the projection in the direction of the other.). u = (4,10) v = (-2,3) u = (1,5,7) v = (-1,3,4).

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