It is shown that the conventional Hermite–Gaussian wave functions can be generated by assigning complex-source coordinates to multipole field expressions.
© 1985 Optical Society of America
Original Manuscript: July 11, 1984
Manuscript Accepted: July 2, 1985
Published: November 1, 1985
Kwai-Man Luk and Ping-Kong Yu, "Generation of Hermite–Gaussian beam modes by multipoles with complex source points," J. Opt. Soc. Am. A 2, 1818-1820 (1985)