Greetings,
I type:
x=GA[5].GS[t].GS[z]
Tr[DiracSlash[p,k,d,c].x]
Tr[x.DiracSlash[p,k,d,c]]
Then, in surprise, I obtain two different answer.
Please, help me to choose what answer is right.
Best regards,
Segrey Cherkas
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