Name: BWL (email_not_shown)
Date: 06/20/20-02:41:21 PM Z

I wanna contract

GAD[\[Mu]].(GSD[p + q] + m).GAD[\[Mu]] // DiracSimplify

but the result doesn't contract $\mu$, but if I do it as

GAD[\[Mu]].(GSD[p + q]).GAD[\[Mu]] +
  m GAD[\[Mu]].GAD[\[Mu]] // DiracSimplify

then it works! But it's too cumbersome! How to fix it? THX!

Best regards!

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