Construct · 1 fields · 1 citations

Wick's theorem: a standalone construct

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Wick'stheorem1 CONSTRUCTWick's theoremWICK · MATHEMATICAL PHYSICS

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Mathematical physics

the rule that time-ordered products of free fields reduce to sums of normal-ordered products with all possible pairwise contractions.

In mathematical physics, Wick's theorem refers to the rule that time-ordered products of free fields reduce to sums of normal-ordered products with all possible pairwise contractions. This meaning comes from Wick (1950) in Physical Review.[1]

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References

  1. Wick, G. C. (1950). The Evaluation of the Collision Matrix. Physical Review, 80(2), 268-272. https://doi.org/10.1103/physrev.80.268

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