Transfer

Transfer(integer i, integer j) -> OperatorFermiNamed

Returns the directed fermionic transfer operator $f_{i}^\dagger f_{j}$ with support on the specified sites.

Parameters

• i: The creation site index.
• j: The annihilation site index.

Example

Transfer(0,3)*Fbit("0011") // Returns (-1 + 0i)|1011>