# qiskit.quantum_info.PauliList.commutes_with_all¶

PauliList.commutes_with_all(other)[source]

Return indexes of rows that commute other.

If other is a multi-row Pauli list the returned vector indexes rows of the current PauliList that commute with all Pauli’s in other. If no rows satisfy the condition the returned array will be empty.

Parameters

other (PauliList) – a single Pauli or multi-row PauliList.

Returns

index array of the commuting rows.

Return type

array