Tensor contraction

In multilinear algebra, a tensor contraction is an operation on a tensor that arises from the canonical pairing of a vector space and its dual. This example with two small matrices (tensors) shows how it works.

Source: Wikipedia — Tensor contraction (CC BY-SA 4.0)

Tensor contraction

In multilinear algebra, a tensor contraction is an operation on a tensor that arises from the canonical pairing of a vector space and its dual. This example with two small matrices (tensors) shows how it works.

Source: Wikipedia "Tensor contraction" · CC BY-SA 4.0

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