I want to define a specific product over three by three matrices over complex numbers. Does anybody knows how can I do it?

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    $\begingroup$ Define the operation using CenterDot $\endgroup$
    – Bob Hanlon
    Jan 14 at 18:44
  • $\begingroup$ Welcome to the Mathematica Stack Exchange. Please include Mathematica code that you have tried out so far. $\endgroup$
    – Syed
    Jan 14 at 19:16