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Manuscript Title: Spherical Bessel functions jn and yn of integer order and real argument.
Authors: R.W.B. Ardill, K.J.M. Moriarty
Program title: SPHBES
Catalogue identifier: ACXM_v1_0
Distribution format: gz
Journal reference: Comput. Phys. Commun. 14(1978)261
Programming language: Fortran.
Computer: CDC 6600.
Operating system: CDC SCOPE.
RAM: 3K words
Word size: 60
Keywords: Acoustic, Spherical Bessel function, Radial, Partial wave, Phase shift, General purpose.
Classification: 4.7.

Nature of problem:
The spherical Bessel function appears in a variety of physical applications, and especially in phase shift analysis. The package SPHBES contains a subroutine to calculate jn(x) and yn(x) for any integer order n and real argument x. The functions jn(x) and yn(x) are produced simultaneously and efficiently.

Restrictions:
The results are dependent on the size of the real number that can be accommodated by the computer. Due to partial cancellation of large numbers, precision is lost when both a large argument and a large order are involved.

Running time:
The test run output took about 0.6 seconds.