<< cross

Special functions

factor >>

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dot

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Dot product.

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Syntax

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R = dot(A, B)

R = dot(A, B, dim)

Input argument

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A, B

numeric arrays.

dim

positive integer scalar: Dimension to operate along.

Output argument

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R

Scalar Dot Product.

Description

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R = dot(A, B) returns the scalar dot product of A and B.

Bibliography

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https://en.wikipedia.org/wiki/Dot_product

Example

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A = [1 2 3;4 5 6;7 8 9];
B = [9 8 7;6 5 4;3 2 1];
R = dot(A, B)
R = dot(A, B, 2)

See also

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conj.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET