Name: Monica Date: 05/06/17-05:22:32 AM Z
Hi! in usin Feyncalc 8.2
When I introduce an expression like this
Spinor[1]…..Spinor[2]*Spinor[3]….Spinor[4]
to the instruction OneLoop, at the end Mathemathica change the order of the spinors
Spinor[4]…..Spinor[2]*Spinor[3]….Spinor[1]
How Can I avoid this?