PartialD

Description

PartialD[μ] denotes the four-dimensional (∂_μ). PartialD is used to denote derivative fields. PartialD[LorentzIndex[μ, D]] denotes the D-dimensional (∂_μ).

See also:  ExpandPartialD, LeftRightPartialD, RightPartialD.

Examples

QuantumField[A, {μ}] . LeftPartialD[ν]

ExpandPartialD[%]

StandardForm[%]