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Optics Letters

Optics Letters


  • Vol. 6, Iss. 4 — Apr. 1, 1981
  • pp: 171–173

End correction in the quasi-fast Hankel transform for optical-propagation problems

G. P. Agrawal and M. Lax  »View Author Affiliations

Optics Letters, Vol. 6, Issue 4, pp. 171-173 (1981)

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An explicit evaluation is made of a simple end correction to the quasi-fast Hankel-transform algorithm. Application to a Gaussian beam shows that for a given accuracy, the use of this end correction permits a reduction of a factor of 8 in storage as well as a factor of 8 in running time.

© 1981 Optical Society of America

Original Manuscript: January 15, 1981
Published: April 1, 1981

G. P. Agrawal and M. Lax, "End correction in the quasi-fast Hankel transform for optical-propagation problems," Opt. Lett. 6, 171-173 (1981)

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  1. R. W. Hockney, “A fast direct solution of Poisson’s equation using Fourier analysis,” J. Assoc. Comput. Mach. 17, 95–113 (1965). [CrossRef]
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