spheres.oscillators.osc_spin

spheres.oscillators.osc_spin(osc, map=None)[source]

Returns (nonzero) spin-j states correspond to the 2D oscillator state (pure or mixed).

Parameters
  • osc (qt.Qobj) – Double oscillator state.

  • map (qt.Qobj) – Map from tensor basis to the spin tower basis. Automatically constructed if not provided.

Returns

spins – List of spins.

Return type

list