Definition of inner product in English:

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inner product

Entry from US English dictionary


A scalar function of two vectors, equal to the product of their magnitudes and the cosine of the angle between them. Also called dot product or scalar product. Compare with vector product.
  • Written as a.b or ab.
Example sentences
  • The familiar example of the inner product of two vectors (tensors of rank one) is a special case of this.
  • As a criterion for such a partition, we used the sign of the inner product between the vector of left-right differences of each individual and that of the first specimen in the data set.
  • An inner product of two vectors represents the number of changes along the shared branch vectors.

For editors and proofreaders

Syllabification: in·ner prod·uct

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