Quantum Computing, Quantum Computer, Qiskit, Quantum Physics, Python.
when considering real hardware to specify a ‘do-nothing’ or ‘none’ operation. The eigenstates of the identity gate are simply the basis states or the computational basis states. In a qubit system, the eigenstates are |0⟩ and |1⟩, which represent the states where the qubit is in the 0 or 1 state