Bessel functions, central to many problems in mathematical physics, provide solutions to differential equations that describe wave propagation, heat conduction and vibrations in cylindrical or ...

The Bessel beam, with a significant depth of field and self-healing characteristics, has been applied in widespread applications, including quantum entanglement, underwater 3D imaging, optical ...

[1] Zero and one.--[2] Two and three.--[3] Four, five and six.--[4] Seven, eight, and nine.--[5] Ten, eleven, and twelve.--[6] Thirteen, fourteen, and fifteen.--[7 ...

THE worthy completion of a long and arduous task will always draw from the beholder the tribute of an almost personal gratification. Our sympathy and interest are at once enlisted by the opening ...