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Manuscript Title: Subroutines for convolution sums of Chebyshev and Fourier series.
Authors: G. Delic, S.M. Malherbe
Program title: CCFS
Catalogue identifier: ABBO_v1_0
Distribution format: gz
Journal reference: Comput. Phys. Commun. 48(1988)305
Programming language: Fortran.
Computer: IBM 3083J24.
Operating system: VM/SP HPO 4.2.
RAM: 27K words
Word size: 8
Keywords: General purpose, Convolution sums, Chebyshev series, Fourier series, Function.
Classification: 4.6, 4.7.

Nature of problem:
Numerical calculation of the coefficients for a single series obtained as the product of two series.

Solution method:
Application of standard results for Chebyshev Polynomials and Fourier Series.

Restrictions:
Length of the series is not limited in the subroutine package but is limited to 41 terms in the main driver, I/O and test programs.

Running time:
Dependent on required range and accuracy: for the test cases it is 0.15 seconds.