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matrix.dotproduct - Function



Package utility
Module mathematics
Tool matrix


vector dot-product


Synopsis
dotproduct(v1, v2)


Arguments

v1   The first vector (Input)
v2   The second vector (Input)


Returns
scalar


Description
Returns the dot-product (or inner product) of two vectors of the same length. The result is proportional to the cosine of the angle between them (see also the functions .angle() and .cosangle() below).



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2006-10-15