qiskit.circuit.library.SwapGate.control¶
- SwapGate.control(num_ctrl_qubits=1, label=None, ctrl_state=None)[ソース]¶
Return a (multi-)controlled-SWAP gate.
One control returns a CSWAP (Fredkin) gate.
- パラメータ
num_ctrl_qubits (int) – number of control qubits.
label (str or None) – An optional label for the gate [Default: None]
ctrl_state (int or str or None) – control state expressed as integer, string (e.g. 『110』), or None. If None, use all 1s.
- 戻り値
controlled version of this gate.
- 戻り値の型