Description

FourVector[p, ] is the four-dimensional vector p with Lorentz index . A vector with space-time Dimension D is obtained by supplying the option Dimension -> D.

See also: FV, FVD, Pair.

Examples

There is no special function to expand momenta in FourVector. Since FourVector is turned into Pair internally ExpandScalarProduct may be used.

The FeynCalc Book

FourLaplacian

FreeQ2