Dot product in dimension 2

Formula

Dot product in dimension 2 formula
ab
the dot product of vectors in dimension 2
a1
the horizontal ordinate of the vector a
a2
the longitudinal coordinate of the vector a
b1
the horizontal ordinate of the vector b
b2
the longitudinal coordinate of the vector b

Formula description

In mathematics, the dot product is an algebraic operation that takes two equal-length sequences of numbers (usually coordinate vectors) and returns a single number obtained by multiplying corresponding entries and then summing those products.

Calculator (how to use calculator?)

Dot product in dimension 2 formula
a1
a2
b1
b2
ab
Precision

Formula code

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References

  1. wikipedia:Dot product.

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