Qiskit, Quantum Computing, Python, Quantum Gate.
terms, it rotates the vector π/2 radians around the z-axis. Unlike other gates, the S-gate is not its own inverse. Although it is still unitary. The S-gate and its inverse, S-dagger or Sdg, is given by The S-dagger, as you might have guessed, rotates the vector by π/2 radians around the z-axis in