Linear Algebra Basics [Vector] Dot Product, Dot Product, Inner Product

[Vector] dot product, dot product, inner product

Algebraic Definition Suppose there are two vector  sums
in a two-dimensional space, and define their quantitative product (also called inner product, dot product) as the following real numbers:

   

Algebraic Definition Suppose there are two vector  sums
in a two-dimensional space, and define their quantitative product (also called inner product, dot product) as the following real numbers:

   

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