Function dot #

Calculate the dot product of two vectors. The dot product of A = [a1, a2, a3, ..., an] and B = [b1, b2, b3, ..., bn] is defined as:

dot(A, B) = a1 * b1 + a2 * b2 + a3 * b3 + … + an * bn

Syntax #

math.dot(x, y)

Parameters #

Parameter Type Description
x Array | Matrix First vector
y Array | Matrix Second vector

Returns #

Type Description
number Returns the dot product of x and y

Examples #

math.dot([2, 4, 1], [2, 2, 3])       // returns number 15
math.multiply([2, 4, 1], [2, 2, 3])  // returns number 15

See also #

multiply, cross

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