SpinorVBarD[p, m]
denotes a -spinor that depends on the -dimensional momentum .
Overview, Spinor, SpinorUBar, SpinorU, SpinorV, SpinorVBar, SpinorUBarD, SpinorUD, SpinorVD.
[p, m] SpinorVBarD
[p, m] // FCI // StandardForm
SpinorVBarD
(*Spinor[-Momentum[p, D], m, 1]*)
[p] SpinorVBarD
[p] // FCI // StandardForm
SpinorVBarD
(*Spinor[-Momentum[p, D], 0, 1]*)
[p] . GSD[p]
SpinorVBarD
[%] DiracEquation