A is 2x2 matrix for linear transformation. plt_xlim=(-4., 4.), plt_ylim=(-4., 4.) gt.add_curve(np.exp(np.pi * 2j * np.linspace(0,1,200, endpoint=True)), lw=4) gt.add ...
Transforming light: illustration of how an arbitrary linear transform can be achieved in an all-optical system using diffractive surfaces (Courtesy: Ozcan Lab/UCLA) Researchers in the US have shown ...