Definition of

Dot Product

Dot Product
A way of multiplying two vectors:

a · b = |a| × |b| × cos(θ)

Example: the lengths of two vectors are 3 and 4, and the angle between them is 60°:
a · b = 3 × 4 × cos(60°) = 3 × 4 × 0.5 = 6
See: Vector

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