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TransferNumber

TransferNumber(integer i, integer j, integer k) -> OperatorFermiNamed​

Returns the transfer-number operator fi†fjnkf_{i}^\dagger f_{j} n_{k} with support on the specified sites.

Parameters​

  • i: The creation site index.
  • j: The annihilation site index.
  • k: The number operator site index.

Example​

TransferNumber(0,1,2)*Fbit("0110") // Returns (1 + 0i)|1110>