FeynCalc manual (development version)

 

$FCDefaultLightconeVectorNB

$FCDefaultLightconeVectorNB is a global variable which is set to FCGV[“nb”]. It denotes the default name for the vector nˉ\bar{n} in the lightcone decomposition for Lorentz tensors.

See also

Overview, MemSet, FCMemoryAvailable.

Examples

$FCDefaultLightconeVectorNB

FCGV(nb)\text{FCGV}(\text{nb})